来自：https://raw.githubusercontent.com/mzet-/linux-exploit-suggester/master/linux-exploit-suggester.sh
#!/bin/bash # # Copyright (c) 2016-2018, mzet # # linux-exploit-suggester.sh comes with ABSOLUTELY NO WARRANTY. # This is free software, and you are welcome to redistribute it # under the terms of the GNU General Public License. See LICENSE # file for usage of this software. # VERSION=v0.9 # bash colors #txtred="\e[0;31m" txtred="\e[91;1m" txtgrn="\e[1;32m" txtgray="\e[1;30m" txtblu="\e[0;36m" txtrst="\e[0m" bldwht='\e[1;37m' wht='\e[0;36m' bldblu='\e[1;34m' yellow='\e[1;93m' lightyellow='\e[0;93m' # input data UNAME_A="" # parsed data for current OS KERNEL="" OS="" DISTRO="" ARCH="" PKG_LIST="" # kernel config KCONFIG="" CVELIST_FILE="" opt_fetch_bins=false opt_fetch_srcs=false opt_kernel_version=false opt_uname_string=false opt_pkglist_file=false opt_cvelist_file=false opt_checksec_mode=false opt_full=false opt_summary=false opt_kernel_only=false opt_userspace_only=false opt_show_dos=false opt_skip_more_checks=false opt_skip_pkg_versions=false ARGS= SHORTOPTS="hVfbsu:k:dp:g" LONGOPTS="help,version,full,fetch-binaries,fetch-sources,uname:,kernel:,show-dos,pkglist-file:,short,kernelspace-only,userspace-only,skip-more-checks,skip-pkg-versions,cvelist-file:,checksec" ## exploits database declare -a EXPLOITS declare -a EXPLOITS_USERSPACE ############ LINUX KERNELSPACE EXPLOITS #################### n=0 EXPLOITS[((n++))]=$(cat <<EOF Name: ${txtgrn}[CVE-2004-1235]${txtrst} elflbl Reqs: pkg=linux-kernel,ver=2.4.29 Tags: analysis-url: http://isec.pl/vulnerabilities/isec-0021-uselib.txt bin-url: https://web.archive.org/web/20111103042904/http://tarantula.by.ru/localroot/2.6.x/elflbl exploit-db: 744 EOF ) EXPLOITS[((n++))]=$(cat <<EOF Name: ${txtgrn}[CVE-2004-1235]${txtrst} uselib() Reqs: pkg=linux-kernel,ver=2.4.29 Tags: analysis-url: http://isec.pl/vulnerabilities/isec-0021-uselib.txt exploit-db: 778 Comments: Known to work only for 2.4 series (even though 2.6 is also vulnerable) EOF ) EXPLOITS[((n++))]=$(cat <<EOF Name: ${txtgrn}[CVE-2004-1235]${txtrst} krad3 Reqs: pkg=linux-kernel,ver>=2.6.5,ver<=2.6.11 Tags: exploit-db: 1397 EOF ) EXPLOITS[((n++))]=$(cat <<EOF Name: ${txtgrn}[CVE-2004-0077]${txtrst} mremap_pte Reqs: pkg=linux-kernel,ver>=2.6.0,ver<=2.6.2 Tags: exploit-db: 160 EOF ) EXPLOITS[((n++))]=$(cat <<EOF Name: ${txtgrn}[CVE-2006-2451]${txtrst} raptor_prctl Reqs: pkg=linux-kernel,ver>=2.6.13,ver<=2.6.17 Tags: exploit-db: 2031 EOF ) EXPLOITS[((n++))]=$(cat <<EOF Name: ${txtgrn}[CVE-2006-2451]${txtrst} prctl Reqs: pkg=linux-kernel,ver>=2.6.13,ver<=2.6.17 Tags: exploit-db: 2004 EOF ) EXPLOITS[((n++))]=$(cat <<EOF Name: ${txtgrn}[CVE-2006-2451]${txtrst} prctl2 Reqs: pkg=linux-kernel,ver>=2.6.13,ver<=2.6.17 Tags: exploit-db: 2005 EOF ) EXPLOITS[((n++))]=$(cat <<EOF Name: ${txtgrn}[CVE-2006-2451]${txtrst} prctl3 Reqs: pkg=linux-kernel,ver>=2.6.13,ver<=2.6.17 Tags: exploit-db: 2006 EOF ) EXPLOITS[((n++))]=$(cat <<EOF Name: ${txtgrn}[CVE-2006-2451]${txtrst} prctl4 Reqs: pkg=linux-kernel,ver>=2.6.13,ver<=2.6.17 Tags: exploit-db: 2011 EOF ) EXPLOITS[((n++))]=$(cat <<EOF Name: ${txtgrn}[CVE-2006-3626]${txtrst} h00lyshit Reqs: pkg=linux-kernel,ver>=2.6.8,ver<=2.6.16 Tags: bin-url: https://web.archive.org/web/20111103042904/http://tarantula.by.ru/localroot/2.6.x/h00lyshit exploit-db: 2013 EOF ) EXPLOITS[((n++))]=$(cat <<EOF Name: ${txtgrn}[CVE-2008-0600]${txtrst} vmsplice1 Reqs: pkg=linux-kernel,ver>=2.6.17,ver<=2.6.24 Tags: exploit-db: 5092 EOF ) EXPLOITS[((n++))]=$(cat <<EOF Name: ${txtgrn}[CVE-2008-0600]${txtrst} vmsplice2 Reqs: pkg=linux-kernel,ver>=2.6.23,ver<=2.6.24 Tags: exploit-db: 5093 EOF ) EXPLOITS[((n++))]=$(cat <<EOF Name: ${txtgrn}[CVE-2008-4210]${txtrst} ftrex Reqs: pkg=linux-kernel,ver>=2.6.11,ver<=2.6.22 Tags: exploit-db: 6851 Comments: world-writable sgid directory and shell that does not drop sgid privs upon exec (ash/sash) are required EOF ) EXPLOITS[((n++))]=$(cat <<EOF Name: ${txtgrn}[CVE-2008-4210]${txtrst} exit_notify Reqs: pkg=linux-kernel,ver>=2.6.25,ver<=2.6.29 Tags: exploit-db: 8369 EOF ) EXPLOITS[((n++))]=$(cat <<EOF Name: ${txtgrn}[CVE-2009-2692]${txtrst} sock_sendpage (simple version) Reqs: pkg=linux-kernel,ver>=2.6.0,ver<=2.6.30 Tags: ubuntu=7.10,RHEL=4,fedora=4|5|6|7|8|9|10|11 exploit-db: 9479 Comments: Works for systems with /proc/sys/vm/mmap_min_addr equal to 0 EOF ) EXPLOITS[((n++))]=$(cat <<EOF Name: ${txtgrn}[CVE-2009-2692,CVE-2009-1895]${txtrst} sock_sendpage Reqs: pkg=linux-kernel,ver>=2.6.0,ver<=2.6.30 Tags: ubuntu=9.04 analysis-url: https://xorl.wordpress.com/2009/07/16/cve-2009-1895-linux-kernel-per_clear_on_setid-personality-bypass/ src-url: https://github.com/offensive-security/exploit-database-bin-sploits/raw/master/bin-sploits/9435.tgz exploit-db: 9435 Comments: /proc/sys/vm/mmap_min_addr needs to equal 0 OR pulseaudio needs to be installed EOF ) EXPLOITS[((n++))]=$(cat <<EOF Name: ${txtgrn}[CVE-2009-2692,CVE-2009-1895]${txtrst} sock_sendpage2 Reqs: pkg=linux-kernel,ver>=2.6.0,ver<=2.6.30 Tags: src-url: https://github.com/offensive-security/exploit-database-bin-sploits/raw/master/bin-sploits/9436.tgz exploit-db: 9436 Comments: Works for systems with /proc/sys/vm/mmap_min_addr equal to 0 EOF ) EXPLOITS[((n++))]=$(cat <<EOF Name: ${txtgrn}[CVE-2009-2692,CVE-2009-1895]${txtrst} sock_sendpage3 Reqs: pkg=linux-kernel,ver>=2.6.0,ver<=2.6.30 Tags: src-url: https://github.com/offensive-security/exploit-database-bin-sploits/raw/master/bin-sploits/9641.tar.gz exploit-db: 9641 Comments: /proc/sys/vm/mmap_min_addr needs to equal 0 OR pulseaudio needs to be installed EOF ) EXPLOITS[((n++))]=$(cat <<EOF Name: ${txtgrn}[CVE-2009-2692,CVE-2009-1895]${txtrst} sock_sendpage (ppc) Reqs: pkg=linux-kernel,ver>=2.6.0,ver<=2.6.30 Tags: ubuntu=8.10,RHEL=4|5 exploit-db: 9545 Comments: /proc/sys/vm/mmap_min_addr needs to equal 0 EOF ) EXPLOITS[((n++))]=$(cat <<EOF Name: ${txtgrn}[CVE-2009-2698]${txtrst} udp_sendmsg (by spender) Reqs: pkg=linux-kernel,ver>=2.6.1,ver<=2.6.19 Tags: src-url: https://github.com/offensive-security/exploit-database-bin-sploits/raw/master/bin-sploits/9574.tgz exploit-db: 9574 EOF ) EXPLOITS[((n++))]=$(cat <<EOF Name: ${txtgrn}[CVE-2009-2698]${txtrst} udp_sendmsg Reqs: pkg=linux-kernel,ver>=2.6.1,ver<=2.6.19 Tags: debian=4 exploit-db: 9575 EOF ) EXPLOITS[((n++))]=$(cat <<EOF Name: ${txtgrn}[CVE-2009-2698]${txtrst} ip_append_data Reqs: pkg=linux-kernel,ver>=2.6.1,ver<=2.6.19,x86 Tags: fedora=4|5|6,RHEL=4 exploit-db: 9542 EOF ) EXPLOITS[((n++))]=$(cat <<EOF Name: ${txtgrn}[CVE-2009-3547]${txtrst} pipe.c 1 Reqs: pkg=linux-kernel,ver>=2.6.0,ver<=2.6.31 Tags: exploit-db: 33321 EOF ) EXPLOITS[((n++))]=$(cat <<EOF Name: ${txtgrn}[CVE-2009-3547]${txtrst} pipe.c 2 Reqs: pkg=linux-kernel,ver>=2.6.0,ver<=2.6.31 Tags: exploit-db: 33322 EOF ) EXPLOITS[((n++))]=$(cat <<EOF Name: ${txtgrn}[CVE-2009-3547]${txtrst} pipe.c 3 Reqs: pkg=linux-kernel,ver>=2.6.0,ver<=2.6.31 Tags: exploit-db: 10018 EOF ) EXPLOITS[((n++))]=$(cat <<EOF Name: ${txtgrn}[CVE-2010-3301]${txtrst} ptrace_kmod2 Reqs: pkg=linux-kernel,ver>=2.6.26,ver<=2.6.34 Tags: debian=6,ubuntu=10.04|10.10 bin-url: https://web.archive.org/web/20111103042904/http://tarantula.by.ru/localroot/2.6.x/kmod2 bin-url: https://web.archive.org/web/20111103042904/http://tarantula.by.ru/localroot/2.6.x/ptrace-kmod bin-url: https://web.archive.org/web/20160602192641/https://www.kernel-exploits.com/media/ptrace_kmod2-64 exploit-db: 15023 EOF ) EXPLOITS[((n++))]=$(cat <<EOF Name: ${txtgrn}[CVE-2010-1146]${txtrst} reiserfs Reqs: pkg=linux-kernel,ver>=2.6.18,ver<=2.6.34 Tags: ubuntu=9.10 exploit-db: 12130 EOF ) EXPLOITS[((n++))]=$(cat <<EOF Name: ${txtgrn}[CVE-2010-2959]${txtrst} can_bcm Reqs: pkg=linux-kernel,ver>=2.6.18,ver<=2.6.36 Tags: ubuntu=10.04 bin-url: https://web.archive.org/web/20160602192641/https://www.kernel-exploits.com/media/can_bcm exploit-db: 14814 EOF ) EXPLOITS[((n++))]=$(cat <<EOF Name: ${txtgrn}[CVE-2010-3904]${txtrst} rds Reqs: pkg=linux-kernel,ver>=2.6.30,ver<2.6.37 Tags: debian=6,ubuntu=10.10|9.10,fedora=13{kernel:2.6.33.3-85.fc13.i686.PAE},ubuntu=10.04{kernel:2.6.32-21-generic} analysis-url: http://www.securityfocus.com/archive/1/514379 src-url: http://web.archive.org/web/20101020044048/http://www.vsecurity.com/download/tools/linux-rds-exploit.c bin-url: https://web.archive.org/web/20160602192641/https://www.kernel-exploits.com/media/rds bin-url: https://web.archive.org/web/20160602192641/https://www.kernel-exploits.com/media/rds64 exploit-db: 15285 EOF ) EXPLOITS[((n++))]=$(cat <<EOF Name: ${txtgrn}[CVE-2010-3848,CVE-2010-3850,CVE-2010-4073]${txtrst} half_nelson Reqs: pkg=linux-kernel,ver>=2.6.0,ver<=2.6.36 Tags: ubuntu=10.04|9.10 bin-url: http://web.archive.org/web/20160602192631/https://www.kernel-exploits.com/media/half-nelson3 exploit-db: 17787 EOF ) EXPLOITS[((n++))]=$(cat <<EOF Name: ${txtgrn}[N/A]${txtrst} caps_to_root Reqs: pkg=linux-kernel,ver>=2.6.34,ver<=2.6.36,x86 Tags: ubuntu=10.10 exploit-db: 15916 EOF ) EXPLOITS[((n++))]=$(cat <<EOF Name: ${txtgrn}[N/A]${txtrst} caps_to_root 2 Reqs: pkg=linux-kernel,ver>=2.6.34,ver<=2.6.36 Tags: ubuntu=10.10 exploit-db: 15944 EOF ) EXPLOITS[((n++))]=$(cat <<EOF Name: ${txtgrn}[CVE-2010-4347]${txtrst} american-sign-language Reqs: pkg=linux-kernel,ver>=2.6.0,ver<=2.6.36 Tags: exploit-db: 15774 EOF ) EXPLOITS[((n++))]=$(cat <<EOF Name: ${txtgrn}[CVE-2010-3437]${txtrst} pktcdvd Reqs: pkg=linux-kernel,ver>=2.6.0,ver<=2.6.36 Tags: ubuntu=10.04 exploit-db: 15150 EOF ) EXPLOITS[((n++))]=$(cat <<EOF Name: ${txtgrn}[CVE-2010-3081]${txtrst} video4linux Reqs: pkg=linux-kernel,ver>=2.6.0,ver<=2.6.33 Tags: RHEL=5 exploit-db: 15024 EOF ) EXPLOITS[((n++))]=$(cat <<EOF Name: ${txtgrn}[CVE-2012-0056]${txtrst} memodipper Reqs: pkg=linux-kernel,ver>=3.0.0,ver<=3.1.0 Tags: ubuntu=10.04|11.10 analysis-url: https://git.zx2c4.com/CVE-2012-0056/about/ src-url: https://git.zx2c4.com/CVE-2012-0056/plain/mempodipper.c bin-url: https://web.archive.org/web/20160602192631/https://www.kernel-exploits.com/media/memodipper bin-url: https://web.archive.org/web/20160602192631/https://www.kernel-exploits.com/media/memodipper64 exploit-db: 18411 EOF ) EXPLOITS[((n++))]=$(cat <<EOF Name: ${txtgrn}[CVE-2012-0056,CVE-2010-3849,CVE-2010-3850]${txtrst} full-nelson Reqs: pkg=linux-kernel,ver>=2.6.0,ver<=2.6.36 Tags: ubuntu=9.10|10.04|10.10,ubuntu=10.04.1 src-url: http://vulnfactory.org/exploits/full-nelson.c bin-url: https://web.archive.org/web/20160602192631/https://www.kernel-exploits.com/media/full-nelson bin-url: https://web.archive.org/web/20160602192631/https://www.kernel-exploits.com/media/full-nelson64 exploit-db: 15704 EOF ) EXPLOITS[((n++))]=$(cat <<EOF Name: ${txtgrn}[CVE-2013-1858]${txtrst} CLONE_NEWUSER|CLONE_FS Reqs: pkg=linux-kernel,ver=3.8,CONFIG_USER_NS=y Tags: src-url: http://stealth.openwall.net/xSports/clown-newuser.c analysis-url: https://lwn.net/Articles/543273/ exploit-db: 38390 author: Sebastian Krahmer Comments: CONFIG_USER_NS needs to be enabled EOF ) EXPLOITS[((n++))]=$(cat <<EOF Name: ${txtgrn}[CVE-2013-2094]${txtrst} perf_swevent Reqs: pkg=linux-kernel,ver>=2.6.32,ver<3.8.9 Tags: RHEL=6,ubuntu=12.04 analysis-url: http://timetobleed.com/a-closer-look-at-a-recent-privilege-escalation-bug-in-linux-cve-2013-2094/ bin-url: https://web.archive.org/web/20160602192631/https://www.kernel-exploits.com/media/perf_swevent bin-url: https://web.archive.org/web/20160602192631/https://www.kernel-exploits.com/media/perf_swevent64 exploit-db: 26131 EOF ) EXPLOITS[((n++))]=$(cat <<EOF Name: ${txtgrn}[CVE-2013-2094]${txtrst} perf_swevent 2 Reqs: pkg=linux-kernel,ver>=2.6.32,ver<3.8.9,x86_64 Tags: ubuntu=12.04 analysis-url: http://timetobleed.com/a-closer-look-at-a-recent-privilege-escalation-bug-in-linux-cve-2013-2094/ src-url: https://cyseclabs.com/exploits/vnik_v1.c exploit-db: 33589 EOF ) EXPLOITS[((n++))]=$(cat <<EOF Name: ${txtgrn}[CVE-2013-0268]${txtrst} msr Reqs: pkg=linux-kernel,ver>=2.6.18,ver<3.7.6 Tags: exploit-db: 27297 EOF ) EXPLOITS[((n++))]=$(cat <<EOF Name: ${txtgrn}[CVE-2013-1959]${txtrst} userns_root_sploit Reqs: pkg=linux-kernel,ver>=3.0.1,ver<3.8.9 Tags: analysis-url: http://www.openwall.com/lists/oss-security/2013/04/29/1 exploit-db: 25450 EOF ) EXPLOITS[((n++))]=$(cat <<EOF Name: ${txtgrn}[CVE-2013-2094]${txtrst} semtex Reqs: pkg=linux-kernel,ver>=2.6.32,ver<3.8.9 Tags: RHEL=6 analysis-url: http://timetobleed.com/a-closer-look-at-a-recent-privilege-escalation-bug-in-linux-cve-2013-2094/ exploit-db: 25444 EOF ) EXPLOITS[((n++))]=$(cat <<EOF Name: ${txtgrn}[CVE-2014-0038]${txtrst} timeoutpwn Reqs: pkg=linux-kernel,ver>=3.4.0,ver<=3.13.1,CONFIG_X86_X32=y Tags: ubuntu=13.10 analysis-url: http://blog.includesecurity.com/2014/03/exploit-CVE-2014-0038-x32-recvmmsg-kernel-vulnerablity.html bin-url: https://web.archive.org/web/20160602192631/https://www.kernel-exploits.com/media/timeoutpwn64 exploit-db: 31346 Comments: CONFIG_X86_X32 needs to be enabled EOF ) EXPLOITS[((n++))]=$(cat <<EOF Name: ${txtgrn}[CVE-2014-0038]${txtrst} timeoutpwn 2 Reqs: pkg=linux-kernel,ver>=3.4.0,ver<=3.13.1,CONFIG_X86_X32=y Tags: ubuntu=13.10|13.04 analysis-url: http://blog.includesecurity.com/2014/03/exploit-CVE-2014-0038-x32-recvmmsg-kernel-vulnerablity.html exploit-db: 31347 Comments: CONFIG_X86_X32 needs to be enabled EOF ) EXPLOITS[((n++))]=$(cat <<EOF Name: ${txtgrn}[CVE-2014-0196]${txtrst} rawmodePTY Reqs: pkg=linux-kernel,ver>=2.6.31,ver<=3.14.3 Tags: analysis-url: http://blog.includesecurity.com/2014/06/exploit-walkthrough-cve-2014-0196-pty-kernel-race-condition.html exploit-db: 33516 EOF ) EXPLOITS[((n++))]=$(cat <<EOF Name: ${txtgrn}[CVE-2014-2851]${txtrst} use-after-free in ping_init_sock() ${bldblu}(DoS)${txtrst} Reqs: pkg=linux-kernel,ver>=3.0.1,ver<=3.14 Tags: analysis-url: https://cyseclabs.com/page?n=02012016 exploit-db: 32926 EOF ) EXPLOITS[((n++))]=$(cat <<EOF Name: ${txtgrn}[CVE-2014-4014]${txtrst} inode_capable Reqs: pkg=linux-kernel,ver>=3.0.1,ver<=3.13 Tags: ubuntu=12.04 analysis-url: http://www.openwall.com/lists/oss-security/2014/06/10/4 exploit-db: 33824 EOF ) EXPLOITS[((n++))]=$(cat <<EOF Name: ${txtgrn}[CVE-2014-4699]${txtrst} ptrace/sysret Reqs: pkg=linux-kernel,ver>=3.0.1,ver<=3.8 Tags: ubuntu=12.04 analysis-url: http://www.openwall.com/lists/oss-security/2014/07/08/16 exploit-db: 34134 EOF ) EXPLOITS[((n++))]=$(cat <<EOF Name: ${txtgrn}[CVE-2014-4943]${txtrst} PPPoL2TP ${bldblu}(DoS)${txtrst} Reqs: pkg=linux-kernel,ver>=3.2,ver<=3.15.6 Tags: analysis-url: https://cyseclabs.com/page?n=01102015 exploit-db: 36267 EOF ) EXPLOITS[((n++))]=$(cat <<EOF Name: ${txtgrn}[CVE-2014-5207]${txtrst} fuse_suid Reqs: pkg=linux-kernel,ver>=3.0.1,ver<=3.16.1 Tags: exploit-db: 34923 EOF ) EXPLOITS[((n++))]=$(cat <<EOF Name: ${txtgrn}[CVE-2015-9322]${txtrst} BadIRET Reqs: pkg=linux-kernel,ver>=3.0.1,ver<3.17.5,x86_64 Tags: RHEL<=7,fedora=20 analysis-url: http://labs.bromium.com/2015/02/02/exploiting-badiret-vulnerability-cve-2014-9322-linux-kernel-privilege-escalation/ src-url: http://site.pi3.com.pl/exp/p_cve-2014-9322.tar.gz exploit-db: author: Rafal 'n3rgal' Wojtczuk & Adam 'pi3' Zabrocki EOF ) EXPLOITS[((n++))]=$(cat <<EOF Name: ${txtgrn}[CVE-2015-3290]${txtrst} espfix64_NMI Reqs: pkg=linux-kernel,ver>=3.13,ver<4.1.6,x86_64 Tags: analysis-url: http://www.openwall.com/lists/oss-security/2015/08/04/8 exploit-db: 37722 EOF ) EXPLOITS[((n++))]=$(cat <<EOF Name: ${txtgrn}[N/A]${txtrst} bluetooth Reqs: pkg=linux-kernel,ver<=2.6.11 Tags: exploit-db: 4756 EOF ) EXPLOITS[((n++))]=$(cat <<EOF Name: ${txtgrn}[CVE-2015-1328]${txtrst} overlayfs Reqs: pkg=linux-kernel,ver>=3.13.0,ver<=3.19.0 Tags: ubuntu=12.04|14.04|14.10|15.04 analysis-url: http://seclists.org/oss-sec/2015/q2/717 bin-url: https://web.archive.org/web/20160602192631/https://www.kernel-exploits.com/media/ofs_32 bin-url: https://web.archive.org/web/20160602192631/https://www.kernel-exploits.com/media/ofs_64 exploit-db: 37292 EOF ) EXPLOITS[((n++))]=$(cat <<EOF Name: ${txtgrn}[CVE-2015-8660]${txtrst} overlayfs (ovl_setattr) Reqs: pkg=linux-kernel,ver>=3.0.0,ver<=4.3.3 Tags: analysis-url: http://www.halfdog.net/Security/2015/UserNamespaceOverlayfsSetuidWriteExec/ exploit-db: 39230 EOF ) EXPLOITS[((n++))]=$(cat <<EOF Name: ${txtgrn}[CVE-2015-8660]${txtrst} overlayfs (ovl_setattr) Reqs: pkg=linux-kernel,ver>=3.0.0,ver<=4.3.3 Tags: ubuntu=14.04|15.10 analysis-url: http://www.halfdog.net/Security/2015/UserNamespaceOverlayfsSetuidWriteExec/ exploit-db: 39166 EOF ) EXPLOITS[((n++))]=$(cat <<EOF Name: ${txtgrn}[CVE-2016-0728]${txtrst} keyring Reqs: pkg=linux-kernel,ver>=3.10,ver<4.4.1 Tags: analysis-url: http://perception-point.io/2016/01/14/analysis-and-exploitation-of-a-linux-kernel-vulnerability-cve-2016-0728/ exploit-db: 40003 Comments: Exploit takes about ~30 minutes to run. Exploit is not reliable, see: https://cyseclabs.com/blog/cve-2016-0728-poc-not-working EOF ) EXPLOITS[((n++))]=$(cat <<EOF Name: ${txtgrn}[CVE-2016-2384]${txtrst} usb-midi Reqs: pkg=linux-kernel,ver>=3.0.0,ver<=4.4.8 Tags: ubuntu=14.04,fedora=22 analysis-url: https://xairy.github.io/blog/2016/cve-2016-2384 src-url: https://raw.githubusercontent.com/xairy/kernel-exploits/master/CVE-2016-2384/poc.c exploit-db: 41999 Comments: Requires ability to plug in a malicious USB device and to execute a malicious binary as a non-privileged user author: Andrey 'xairy' Konovalov EOF ) EXPLOITS[((n++))]=$(cat <<EOF Name: ${txtgrn}[N/A]${txtrst} target_offset Reqs: pkg=linux-kernel,ver>=4.4.0,ver<=4.4.0,cmd:grep -qi ip_tables /proc/modules Tags: ubuntu=16.04{kernel:4.4.0-21} src-url: https://github.com/offensive-security/exploit-database-bin-sploits/raw/master/bin-sploits/40053.zip Comments: ip_tables.ko needs to be loaded exploit-db: 40049 author: Vitaly Nikolenko (vnik) EOF ) EXPLOITS[((n++))]=$(cat <<EOF Name: ${txtgrn}[CVE-2016-4557]${txtrst} double-fdput() Reqs: pkg=linux-kernel,ver>=4.4,ver<4.5.5,CONFIG_BPF_SYSCALL=y,sysctl:kernel.unprivileged_bpf_disabled!=1 Tags: ubuntu=16.04{kernel:4.4.0-21-generic} analysis-url: https://bugs.chromium.org/p/project-zero/issues/detail?id=808 src-url: https://github.com/offensive-security/exploit-database-bin-sploits/raw/master/bin-sploits/39772.zip Comments: CONFIG_BPF_SYSCALL needs to be set && kernel.unprivileged_bpf_disabled != 1 exploit-db: 40759 author: Jann Horn EOF ) EXPLOITS[((n++))]=$(cat <<EOF Name: ${txtgrn}[CVE-2016-5195]${txtrst} dirtycow Reqs: pkg=linux-kernel,ver>=2.6.22,ver<=4.8.3 Tags: debian=7|8,RHEL=5{kernel:2.6.(18|24|33)-*},RHEL=6{kernel:2.6.32-*|3.(0|2|6|8|10).*|2.6.33.9-rt31},RHEL=7{kernel:3.10.0-*|4.2.0-0.21.el7},ubuntu=16.04|14.04|12.04 analysis-url: https://github.com/dirtycow/dirtycow.github.io/wiki/VulnerabilityDetails Comments: For RHEL/CentOS see exact vulnerable versions here: https://access.redhat.com/sites/default/files/rh-cve-2016-5195_5.sh exploit-db: 40611 author: Phil Oester EOF ) EXPLOITS[((n++))]=$(cat <<EOF Name: ${txtgrn}[CVE-2016-5195]${txtrst} dirtycow 2 Reqs: pkg=linux-kernel,ver>=2.6.22,ver<=4.8.3 Tags: debian=7|8,RHEL=5|6|7,ubuntu=14.04|12.04,ubuntu=10.04{kernel:2.6.32-21-generic},ubuntu=16.04{kernel:4.4.0-21-generic} analysis-url: https://github.com/dirtycow/dirtycow.github.io/wiki/VulnerabilityDetails ext-url: https://www.exploit-db.com/download/40847.cpp Comments: For RHEL/CentOS see exact vulnerable versions here: https://access.redhat.com/sites/default/files/rh-cve-2016-5195_5.sh exploit-db: 40839 author: FireFart (author of exploit at EDB 40839); Gabriele Bonacini (author of exploit at 'ext-url') EOF ) EXPLOITS[((n++))]=$(cat <<EOF Name: ${txtgrn}[CVE-2016-8655]${txtrst} chocobo_root Reqs: pkg=linux-kernel,ver>=4.4.0,ver<4.9,CONFIG_USER_NS=y,sysctl:kernel.unprivileged_userns_clone==1 Tags: ubuntu=(14.04|16.04){kernel:4.4.0-(21|22|24|28|31|34|36|38|42|43|45|47|51)-generic} analysis-url: http://www.openwall.com/lists/oss-security/2016/12/06/1 Comments: CAP_NET_RAW capability is needed OR CONFIG_USER_NS=y needs to be enabled bin-url: https://raw.githubusercontent.com/rapid7/metasploit-framework/master/data/exploits/CVE-2016-8655/chocobo_root exploit-db: 40871 author: rebel EOF ) EXPLOITS[((n++))]=$(cat <<EOF Name: ${txtgrn}[CVE-2016-9793]${txtrst} SO_{SND|RCV}BUFFORCE Reqs: pkg=linux-kernel,ver>=3.11,ver<4.8.14,CONFIG_USER_NS=y,sysctl:kernel.unprivileged_userns_clone==1 Tags: analysis-url: https://github.com/xairy/kernel-exploits/tree/master/CVE-2016-9793 src-url: https://raw.githubusercontent.com/xairy/kernel-exploits/master/CVE-2016-9793/poc.c Comments: CAP_NET_ADMIN caps OR CONFIG_USER_NS=y needed. No SMEP/SMAP/KASLR bypass included. Tested in QEMU only exploit-db: 41995 author: Andrey 'xairy' Konovalov EOF ) EXPLOITS[((n++))]=$(cat <<EOF Name: ${txtgrn}[CVE-2017-6074]${txtrst} dccp Reqs: pkg=linux-kernel,ver>=2.6.18,ver<=4.9.11,CONFIG_IP_DCCP=[my] Tags: ubuntu=(14.04|16.04){kernel:4.4.0-62-generic} analysis-url: http://www.openwall.com/lists/oss-security/2017/02/22/3 Comments: Requires Kernel be built with CONFIG_IP_DCCP enabled. Includes partial SMEP/SMAP bypass exploit-db: 41458 author: Andrey 'xairy' Konovalov EOF ) EXPLOITS[((n++))]=$(cat <<EOF Name: ${txtgrn}[CVE-2017-7308]${txtrst} af_packet Reqs: pkg=linux-kernel,ver>=3.2,ver<=4.10.6,CONFIG_USER_NS=y,sysctl:kernel.unprivileged_userns_clone==1 Tags: ubuntu=16.04{kernel:4.8.0-(34|36|39|41|42|44|45)-generic} analysis-url: https://googleprojectzero.blogspot.com/2017/05/exploiting-linux-kernel-via-packet.html src-url: https://raw.githubusercontent.com/xairy/kernel-exploits/master/CVE-2017-7308/poc.c ext-url: https://raw.githubusercontent.com/bcoles/kernel-exploits/cve-2017-7308/CVE-2017-7308/poc.c Comments: CAP_NET_RAW cap or CONFIG_USER_NS=y needed. Modified version at 'ext-url' adds support for additional kernels bin-url: https://raw.githubusercontent.com/rapid7/metasploit-framework/master/data/exploits/cve-2017-7308/exploit exploit-db: 41994 author: Andrey 'xairy' Konovalov (orginal exploit author); Brendan Coles (author of exploit update at 'ext-url') EOF ) EXPLOITS[((n++))]=$(cat <<EOF Name: ${txtgrn}[CVE-2017-16995]${txtrst} eBPF_verifier Reqs: pkg=linux-kernel,ver>=4.4,ver<=4.14.8,CONFIG_BPF_SYSCALL=y,sysctl:kernel.unprivileged_bpf_disabled!=1 Tags: debian=9,fedora=25|26|27,ubuntu=14.04|16.04|17.04 analysis-url: https://ricklarabee.blogspot.com/2018/07/ebpf-and-analysis-of-get-rekt-linux.html Comments: CONFIG_BPF_SYSCALL needs to be set && kernel.unprivileged_bpf_disabled != 1 bin-url: https://raw.githubusercontent.com/rapid7/metasploit-framework/master/data/exploits/cve-2017-16995/exploit.out exploit-db: 45010 author: Rick Larabee EOF ) EXPLOITS[((n++))]=$(cat <<EOF Name: ${txtgrn}[CVE-2017-1000112]${txtrst} NETIF_F_UFO Reqs: pkg=linux-kernel,ver>=4.4,ver<=4.13,CONFIG_USER_NS=y,sysctl:kernel.unprivileged_userns_clone==1 Tags: ubuntu=14.04{kernel:4.4.0-*},ubuntu=16.04{kernel:4.8.0-*} analysis-url: http://www.openwall.com/lists/oss-security/2017/08/13/1 src-url: https://raw.githubusercontent.com/xairy/kernel-exploits/master/CVE-2017-1000112/poc.c ext-url: https://raw.githubusercontent.com/bcoles/kernel-exploits/cve-2017-1000112/CVE-2017-1000112/poc.c Comments: CAP_NET_ADMIN cap or CONFIG_USER_NS=y needed. SMEP/KASLR bypass included. Modified version at 'ext-url' adds support for additional distros/kernels bin-url: https://raw.githubusercontent.com/rapid7/metasploit-framework/master/data/exploits/cve-2017-1000112/exploit.out exploit-db: author: Andrey 'xairy' Konovalov (orginal exploit author); Brendan Coles (author of exploit update at 'ext-url') EOF ) EXPLOITS[((n++))]=$(cat <<EOF Name: ${txtgrn}[CVE-2017-1000253]${txtrst} PIE_stack_corruption Reqs: pkg=linux-kernel,ver>=3.2,ver<=4.13,x86_64 Tags: RHEL=6,RHEL=7{kernel:3.10.0-514.21.2|3.10.0-514.26.1} analysis-url: https://www.qualys.com/2017/09/26/linux-pie-cve-2017-1000253/cve-2017-1000253.txt src-url: https://www.qualys.com/2017/09/26/linux-pie-cve-2017-1000253/cve-2017-1000253.c exploit-db: 42887 author: Qualys Comments: EOF ) EXPLOITS[((n++))]=$(cat <<EOF Name: ${txtgrn}[CVE-2018-18955]${txtrst} subuid_shell Reqs: pkg=linux-kernel,ver>=4.15,ver<=4.19.2,CONFIG_USER_NS=y,sysctl:kernel.unprivileged_userns_clone==1,cmd:[ -u /usr/bin/newuidmap ],cmd:[ -u /usr/bin/newgidmap ] Tags: ubuntu=18 analysis-url: https://bugs.chromium.org/p/project-zero/issues/detail?id=1712 src-url: https://github.com/offensive-security/exploitdb-bin-sploits/raw/master/bin-sploits/45886.zip exploit-db: 45886 author: Jann Horn Comments: CONFIG_USER_NS needs to be enabled EOF ) ############ USERSPACE EXPLOITS ########################### n=0 EXPLOITS_USERSPACE[((n++))]=$(cat <<EOF Name: ${txtgrn}[CVE-2004-0186]${txtrst} samba Reqs: pkg=samba,ver<=2.2.8 Tags: exploit-db: 23674 EOF ) EXPLOITS_USERSPACE[((n++))]=$(cat <<EOF Name: ${txtgrn}[CVE-2009-1185]${txtrst} udev Reqs: pkg=udev,cmd:[[ -f /etc/udev/rules.d/95-udev-late.rules || -f /lib/udev/rules.d/95-udev-late.rules ]] Tags: ubuntu=8.10|9.04 exploit-db: 8572 Comments: Version<1.4.1 vulnerable but distros use own versioning scheme. Manual verification needed EOF ) EXPLOITS_USERSPACE[((n++))]=$(cat <<EOF Name: ${txtgrn}[CVE-2009-1185]${txtrst} udev 2 Reqs: pkg=udev Tags: exploit-db: 8478 Comments: SSH access to non privileged user is needed. Version<1.4.1 vulnerable but distros use own versioning scheme. Manual verification needed EOF ) EXPLOITS_USERSPACE[((n++))]=$(cat <<EOF Name: ${txtgrn}[CVE-2010-0832]${txtrst} PAM MOTD Reqs: pkg=libpam-modules,ver<=1.1.1 Tags: ubuntu=9.10|10.04 exploit-db: 14339 Comments: SSH access to non privileged user is needed EOF ) EXPLOITS_USERSPACE[((n++))]=$(cat <<EOF Name: ${txtgrn}[CVE-2011-1485]${txtrst} pkexec Reqs: pkg=polkit,ver=0.96 Tags: RHEL=6,ubuntu=10.04|10.10 exploit-db: 17942 EOF ) EXPLOITS_USERSPACE[((n++))]=$(cat <<EOF Name: ${txtgrn}[CVE-2012-0809]${txtrst} death_star (sudo) Reqs: pkg=sudo,ver>=1.8.0,ver<=1.8.3 Tags: fedora=16 analysis-url: http://seclists.org/fulldisclosure/2012/Jan/att-590/advisory_sudo.txt exploit-db: 18436 EOF ) EXPLOITS_USERSPACE[((n++))]=$(cat <<EOF Name: ${txtgrn}[CVE-2014-0476]${txtrst} chkrootkit Reqs: pkg=chkrootkit,ver<0.50 Tags: analysis-url: http://seclists.org/oss-sec/2014/q2/430 exploit-db: 33899 Comments: Rooting depends on the crontab (up to one day of delay) EOF ) EXPLOITS_USERSPACE[((n++))]=$(cat <<EOF Name: ${txtgrn}[CVE-2014-5119]${txtrst} __gconv_translit_find Reqs: pkg=glibc|libc6,x86 Tags: debian=6 analysis-url: http://googleprojectzero.blogspot.com/2014/08/the-poisoned-nul-byte-2014-edition.html src-url: https://github.com/offensive-security/exploit-database-bin-sploits/raw/master/bin-sploits/34421.tar.gz exploit-db: 34421 EOF ) EXPLOITS_USERSPACE[((n++))]=$(cat <<EOF Name: ${txtgrn}[CVE-2015-1862]${txtrst} newpid (abrt) Reqs: pkg=abrt,cmd:grep -qi abrt /proc/sys/kernel/core_pattern Tags: fedora=20 analysis-url: http://openwall.com/lists/oss-security/2015/04/14/4 src-url: https://gist.githubusercontent.com/taviso/0f02c255c13c5c113406/raw/eafac78dce51329b03bea7167f1271718bee4dcc/newpid.c exploit-db: 36746 EOF ) EXPLOITS_USERSPACE[((n++))]=$(cat <<EOF Name: ${txtgrn}[CVE-2015-3315]${txtrst} raceabrt Reqs: pkg=abrt,cmd:grep -qi abrt /proc/sys/kernel/core_pattern Tags: fedora=19|20|21,RHEL=7 analysis-url: http://seclists.org/oss-sec/2015/q2/130 src-url: https://gist.githubusercontent.com/taviso/fe359006836d6cd1091e/raw/32fe8481c434f8cad5bcf8529789231627e5074c/raceabrt.c exploit-db: 36747 EOF ) EXPLOITS_USERSPACE[((n++))]=$(cat <<EOF Name: ${txtgrn}[CVE-2015-1318]${txtrst} newpid (apport) Reqs: pkg=apport,ver>=2.13,ver<=2.17,cmd:grep -qi apport /proc/sys/kernel/core_pattern Tags: ubuntu=14.04 analysis-url: http://openwall.com/lists/oss-security/2015/04/14/4 src-url: https://gist.githubusercontent.com/taviso/0f02c255c13c5c113406/raw/eafac78dce51329b03bea7167f1271718bee4dcc/newpid.c exploit-db: 36746 EOF ) EXPLOITS_USERSPACE[((n++))]=$(cat <<EOF Name: ${txtgrn}[CVE-2015-1318]${txtrst} newpid (apport) 2 Reqs: pkg=apport,ver>=2.13,ver<=2.17,cmd:grep -qi apport /proc/sys/kernel/core_pattern Tags: ubuntu=14.04.2 analysis-url: http://openwall.com/lists/oss-security/2015/04/14/4 exploit-db: 36782 EOF ) EXPLOITS_USERSPACE[((n++))]=$(cat <<EOF Name: ${txtgrn}[CVE-2015-3202]${txtrst} fuse (fusermount) Reqs: pkg=fuse,ver<2.9.3 Tags: debian=7.0|8.0,ubuntu=* analysis-url: http://seclists.org/oss-sec/2015/q2/520 exploit-db: 37089 Comments: Needs cron or system admin interaction EOF ) EXPLOITS_USERSPACE[((n++))]=$(cat <<EOF Name: ${txtgrn}[CVE-2015-1815]${txtrst} setroubleshoot Reqs: pkg=setroubleshoot,ver<3.2.22 Tags: fedora=21 exploit-db: 36564 EOF ) EXPLOITS_USERSPACE[((n++))]=$(cat <<EOF Name: ${txtgrn}[CVE-2015-3246]${txtrst} userhelper Reqs: pkg=libuser,ver<=0.60 Tags: RHEL<=7,centos<=7,fedora<=22 analysis-url: https://www.qualys.com/2015/07/23/cve-2015-3245-cve-2015-3246/cve-2015-3245-cve-2015-3246.txt exploit-db: 37706 EOF ) EXPLOITS_USERSPACE[((n++))]=$(cat <<EOF Name: ${txtgrn}[CVE-2015-6565]${txtrst} not_an_sshnuke Reqs: pkg=openssh-server,ver>=6.8,ver<=6.9 Tags: analysis-url: http://www.openwall.com/lists/oss-security/2017/01/26/2 exploit-db: 41173 author: Federico Bento Comments: Needs admin interaction (root user needs to login via ssh to trigger exploitation) EOF ) EXPLOITS_USERSPACE[((n++))]=$(cat <<EOF Name: ${txtgrn}[CVE-2016-1240]${txtrst} tomcat-rootprivesc-deb.sh Reqs: pkg=tomcat Tags: debian=8,ubuntu=16.04 analysis-url: https://legalhackers.com/advisories/Tomcat-DebPkgs-Root-Privilege-Escalation-Exploit-CVE-2016-1240.html src-url: http://legalhackers.com/exploits/tomcat-rootprivesc-deb.sh exploit-db: 40450 author: Dawid Golunski Comments: Affects only Debian-based distros EOF ) EXPLOITS_USERSPACE[((n++))]=$(cat <<EOF Name: ${txtgrn}[CVE-2016-1247]${txtrst} nginxed-root.sh Reqs: pkg=nginx|nginx-full Tags: debian=8,ubuntu=14.04|16.04|16.10 analysis-url: https://legalhackers.com/advisories/Nginx-Exploit-Deb-Root-PrivEsc-CVE-2016-1247.html src-url: https://legalhackers.com/exploits/CVE-2016-1247/nginxed-root.sh exploit-db: 40768 author: Dawid Golunski Comments: Rooting depends on cron.daily (up to 24h of delay). Affected: deb8: <1.6.2; 14.04: <1.4.6; 16.04: 1.10.0 EOF ) EXPLOITS_USERSPACE[((n++))]=$(cat <<EOF Name: ${txtgrn}[CVE-2016-1531]${txtrst} perl_startup (exim) Reqs: pkg=exim,ver<4.86.2 Tags: analysis-url: http://www.exim.org/static/doc/CVE-2016-1531.txt exploit-db: 39549 EOF ) EXPLOITS_USERSPACE[((n++))]=$(cat <<EOF Name: ${txtgrn}[CVE-2016-1531]${txtrst} perl_startup (exim) 2 Reqs: pkg=exim,ver<4.86.2 Tags: analysis-url: http://www.exim.org/static/doc/CVE-2016-1531.txt exploit-db: 39535 EOF ) EXPLOITS_USERSPACE[((n++))]=$(cat <<EOF Name: ${txtgrn}[CVE-2016-4989]${txtrst} setroubleshoot 2 Reqs: pkg=setroubleshoot Tags: RHEL=6|7 analysis-url: https://c-skills.blogspot.com/2016/06/lets-feed-attacker-input-to-sh-c-to-see.html src-url: https://github.com/stealth/troubleshooter/raw/master/straight-shooter.c exploit-db: EOF ) EXPLOITS_USERSPACE[((n++))]=$(cat <<EOF Name: ${txtgrn}[CVE-2016-5425]${txtrst} tomcat-RH-root.sh Reqs: pkg=tomcat Tags: RHEL=7 analysis-url: http://legalhackers.com/advisories/Tomcat-RedHat-Pkgs-Root-PrivEsc-Exploit-CVE-2016-5425.html src-url: http://legalhackers.com/exploits/tomcat-RH-root.sh exploit-db: 40488 author: Dawid Golunski Comments: Affects only RedHat-based distros EOF ) EXPLOITS_USERSPACE[((n++))]=$(cat <<EOF Name: ${txtgrn}[CVE-2016-6663,CVE-2016-6664|CVE-2016-6662]${txtrst} mysql-exploit-chain Reqs: pkg=mysql-server|mariadb-server,ver<5.5.52 Tags: ubuntu=16.04.1 analysis-url: https://legalhackers.com/advisories/MySQL-Maria-Percona-PrivEscRace-CVE-2016-6663-5616-Exploit.html src-url: http://legalhackers.com/exploits/CVE-2016-6663/mysql-privesc-race.c exploit-db: 40678 author: Dawid Golunski Comments: Also MariaDB ver<10.1.18 and ver<10.0.28 affected EOF ) EXPLOITS_USERSPACE[((n++))]=$(cat <<EOF Name: ${txtgrn}[CVE-2016-9566]${txtrst} nagios-root-privesc Reqs: pkg=nagios,ver<4.2.4 Tags: analysis-url: https://legalhackers.com/advisories/Nagios-Exploit-Root-PrivEsc-CVE-2016-9566.html src-url: https://legalhackers.com/exploits/CVE-2016-9566/nagios-root-privesc.sh exploit-db: 40921 author: Dawid Golunski Comments: Allows priv escalation from nagios user or nagios group EOF ) EXPLOITS_USERSPACE[((n++))]=$(cat <<EOF Name: ${txtgrn}[CVE-2017-0358]${txtrst} ntfs-3g-modprobe Reqs: pkg=ntfs-3g Tags: ubuntu=16.04|16.10,debian=7|8 analysis-url: https://bugs.chromium.org/p/project-zero/issues/detail?id=1072 src-url: https://github.com/offensive-security/exploit-database-bin-sploits/raw/master/bin-sploits/41356.zip exploit-db: 41356 author: Jann Horn Comments: Distros use own versioning scheme. Manual verification needed. Linux headers must be installed. System must have at least two CPU cores. EOF ) EXPLOITS_USERSPACE[((n++))]=$(cat <<EOF Name: ${txtgrn}[CVE-2017-5899]${txtrst} s-nail-privget Reqs: pkg=s-nail,ver<14.8.16 Tags: ubuntu=16.04,manjaro=16.10 analysis-url: https://www.openwall.com/lists/oss-security/2017/01/27/7 src-url: https://www.openwall.com/lists/oss-security/2017/01/27/7/1 ext-url: https://raw.githubusercontent.com/bcoles/local-exploits/master/CVE-2017-5899/exploit.sh author: wapiflapi (orginal exploit author); Brendan Coles (author of exploit update at 'ext-url') Comments: Distros use own versioning scheme. Manual verification needed. EOF ) EXPLOITS_USERSPACE[((n++))]=$(cat <<EOF Name: ${txtgrn}[CVE-2017-1000367]${txtrst} Sudoer-to-root Reqs: pkg=sudo,ver<=1.8.20,cmd:[ -f /usr/sbin/getenforce ] Tags: RHEL=7{sudo:1.8.6p7} analysis-url: https://www.sudo.ws/alerts/linux_tty.html src-url: https://www.qualys.com/2017/05/30/cve-2017-1000367/linux_sudo_cve-2017-1000367.c exploit-db: 42183 author: Qualys Comments: Needs to be sudoer. Works only on SELinux enabled systems EOF ) EXPLOITS_USERSPACE[((n++))]=$(cat <<EOF Name: ${txtgrn}[CVE-2017-1000367]${txtrst} sudopwn Reqs: pkg=sudo,ver<=1.8.20,cmd:[ -f /usr/sbin/getenforce ] Tags: analysis-url: https://www.sudo.ws/alerts/linux_tty.html src-url: https://raw.githubusercontent.com/c0d3z3r0/sudo-CVE-2017-1000367/master/sudopwn.c exploit-db: author: c0d3z3r0 Comments: Needs to be sudoer. Works only on SELinux enabled systems EOF ) EXPLOITS_USERSPACE[((n++))]=$(cat <<EOF Name: ${txtgrn}[CVE-2017-1000366,CVE-2017-1000370]${txtrst} linux_ldso_hwcap Reqs: pkg=glibc|libc6,ver<=2.25,x86 Tags: analysis-url: https://www.qualys.com/2017/06/19/stack-clash/stack-clash.txt src-url: https://www.qualys.com/2017/06/19/stack-clash/linux_ldso_hwcap.c exploit-db: 42274 author: Qualys Comments: Uses "Stack Clash" technique, works against most SUID-root binaries EOF ) EXPLOITS_USERSPACE[((n++))]=$(cat <<EOF Name: ${txtgrn}[CVE-2017-1000366,CVE-2017-1000371]${txtrst} linux_ldso_dynamic Reqs: pkg=glibc|libc6,ver<=2.25,x86 Tags: debian=9|10,ubuntu=14.04.5|16.04.2|17.04,fedora=23|24|25 analysis-url: https://www.qualys.com/2017/06/19/stack-clash/stack-clash.txt src-url: https://www.qualys.com/2017/06/19/stack-clash/linux_ldso_dynamic.c exploit-db: 42276 author: Qualys Comments: Uses "Stack Clash" technique, works against most SUID-root PIEs EOF ) EXPLOITS_USERSPACE[((n++))]=$(cat <<EOF Name: ${txtgrn}[CVE-2017-1000366,CVE-2017-1000379]${txtrst} linux_ldso_hwcap_64 Reqs: pkg=glibc|libc6,ver<=2.25,x86_64 Tags: debian=7.7|8.5|9.0,ubuntu=14.04.2|16.04.2|17.04,fedora=22|25,centos=7.3.1611 analysis-url: https://www.qualys.com/2017/06/19/stack-clash/stack-clash.txt src-url: https://www.qualys.com/2017/06/19/stack-clash/linux_ldso_hwcap_64.c exploit-db: 42275 author: Qualys Comments: Uses "Stack Clash" technique, works against most SUID-root binaries EOF ) EXPLOITS_USERSPACE[((n++))]=$(cat <<EOF Name: ${txtgrn}[CVE-2017-1000370,CVE-2017-1000371]${txtrst} linux_offset2lib Reqs: pkg=glibc|libc6,ver<=2.25,x86 Tags: analysis-url: https://www.qualys.com/2017/06/19/stack-clash/stack-clash.txt src-url: https://www.qualys.com/2017/06/19/stack-clash/linux_offset2lib.c exploit-db: 42273 author: Qualys Comments: Uses "Stack Clash" technique EOF ) EXPLOITS_USERSPACE[((n++))]=$(cat <<EOF Name: ${txtgrn}[CVE-2018-1000001]${txtrst} RationalLove Reqs: pkg=glibc|libc6,ver<2.27,CONFIG_USER_NS=y,sysctl:kernel.unprivileged_userns_clone==1,x86_64 Tags: debian=9{glibc:2.24-11+deb9u1},ubuntu=16.04.3{glibc:2.23-0ubuntu9} analysis-url: https://www.halfdog.net/Security/2017/LibcRealpathBufferUnderflow/ src-url: https://www.halfdog.net/Security/2017/LibcRealpathBufferUnderflow/RationalLove.c Comments: kernel.unprivileged_userns_clone=1 required bin-url: https://raw.githubusercontent.com/rapid7/metasploit-framework/master/data/exploits/cve-2018-1000001/RationalLove exploit-db: 43775 author: halfdog EOF ) EXPLOITS_USERSPACE[((n++))]=$(cat <<EOF Name: ${txtgrn}[CVE-2018-10900]${txtrst} c_privesc.py Reqs: pkg=networkmanager-c|network-manager-c,ver<1.2.6 Tags: ubuntu=16.04,debian=9,manjaro=17 analysis-url: https://pulsesecurity.co.nz/advisories/NM-VPNC-Privesc src-url: https://bugzilla.novell.com/attachment.cgi?id=779110 exploit-db: 45313 author: Denis Andzakovic Comments: Distros use own versioning scheme. Manual verification needed. EOF ) EXPLOITS_USERSPACE[((n++))]=$(cat <<EOF Name: ${txtgrn}[CVE-2018-14665]${txtrst} raptor_xorgy Reqs: pkg=xorg-x11-server-Xorg,cmd:[ -u /usr/bin/Xorg ] Tags: centos=7.4 analysis-url: https://www.securepatterns.com/2018/10/cve-2018-14665-xorg-x-server.html exploit-db: 45922 author: raptor Comments: X.Org Server before 1.20.3 is vulnerable. Distros use own versioning scheme. Manual verification needed. EOF ) ########################################################### ## security related HW/kernel features ########################################################### n=0 FEATURES[((n++))]=$(cat <<EOF section: Mainline kernel protection mechanisms: EOF ) FEATURES[((n++))]=$(cat <<EOF feature: GCC stack protector support available: CONFIG_HAVE_STACKPROTECTOR=y analysis-url: https://github.com/mzet-/les-res/blob/master/features/stackprotector-regular.md EOF ) FEATURES[((n++))]=$(cat <<EOF feature: GCC stack protector STRONG support available: CONFIG_STACKPROTECTOR_STRONG=y,ver>=3.14 analysis-url: https://github.com/mzet-/les-res/blob/master/features/stackprotector-strong.md EOF ) FEATURES[((n++))]=$(cat <<EOF feature: Low address space to protect from user allocation available: CONFIG_DEFAULT_MMAP_MIN_ADDR=[0-9]+ enabled: sysctl:vm.mmap_min_addr!=0 analysis-url: https://github.com/mzet-/les-res/blob/master/features/mmap_min_addr.md EOF ) FEATURES[((n++))]=$(cat <<EOF feature: Restrict unprivileged access to kernel syslog available: CONFIG_SECURITY_DMESG_RESTRICT=y,ver>=2.6.37 enabled: sysctl:kernel.dmesg_restrict!=0 analysis-url: https://github.com/mzet-/les-res/blob/master/features/dmesg_restrict.md EOF ) FEATURES[((n++))]=$(cat <<EOF feature: Randomize the address of the kernel image (KASLR) available: CONFIG_RANDOMIZE_BASE=y analysis-url: https://github.com/mzet-/les-res/blob/master/features/kaslr.md EOF ) FEATURES[((n++))]=$(cat <<EOF feature: Hardened user copy support available: CONFIG_HARDENED_USERCOPY=y analysis-url: https://github.com/mzet-/les-res/blob/master/features/hardened_usercopy.md EOF ) FEATURES[((n++))]=$(cat <<EOF feature: Make kernel text and rodata read-only available: CONFIG_STRICT_KERNEL_RWX=y analysis-url: https://github.com/mzet-/les-res/blob/master/features/strict_kernel_rwx.md EOF ) FEATURES[((n++))]=$(cat <<EOF feature: Set loadable kernel module data as NX and text as RO available: CONFIG_STRICT_MODULE_RWX=y analysis-url: https://github.com/mzet-/les-res/blob/master/features/strict_module_rwx.md EOF ) FEATURES[((n++))]=$(cat <<EOF feature: Restrict /dev/mem access available: CONFIG_STRICT_DEVMEM=y analysis-url: https://github.com/mzet-/les-res/blob/master/features/strict_devmem.md EOF ) FEATURES[((n++))]=$(cat <<EOF feature: Restrict I/O access to /dev/mem available: CONFIG_IO_STRICT_DEVMEM=y analysis-url: https://github.com/mzet-/les-res/blob/master/features/io_strict_devmem.md EOF ) FEATURES[((n++))]=$(cat <<EOF section: Hardware features: EOF ) FEATURES[((n++))]=$(cat <<EOF feature: Supervisor Mode Execution Protection (SMEP) support available: ver>=3.0,cmd:grep -qi smep /proc/cpuinfo enabled: cmd:grep -qi smep /proc/cpuinfo analysis-url: https://github.com/mzet-/les-res/blob/master/features/smep.md EOF ) FEATURES[((n++))]=$(cat <<EOF feature: Supervisor Mode Access Prevention (SMAP) support available: ver>=3.7,cmd:grep -qi smap /proc/cpuinfo enabled: cmd:grep -qi smap /proc/cpuinfo analysis-url: https://github.com/mzet-/les-res/blob/master/features/smap.md EOF ) FEATURES[((n++))]=$(cat <<EOF section: 3rd party kernel protection mechanisms: EOF ) FEATURES[((n++))]=$(cat <<EOF feature: Grsecurity available: CONFIG_GRKERNSEC=y EOF ) FEATURES[((n++))]=$(cat <<EOF feature: PaX available: CONFIG_PAX=y EOF ) FEATURES[((n++))]=$(cat <<EOF feature: Linux Kernel Runtime Guard (LKRG) kernel module available: cmd:test -d /proc/sys/lkrg analysis-url: https://github.com/mzet-/les-res/blob/master/features/lkrg.md EOF ) FEATURES[((n++))]=$(cat <<EOF section: Attack Surface: EOF ) FEATURES[((n++))]=$(cat <<EOF feature: Support for /dev/mem access available: CONFIG_DEVMEM=y analysis-url: https://github.com/mzet-/les-res/blob/master/features/devmem.md EOF ) FEATURES[((n++))]=$(cat <<EOF feature: Support for /dev/kmem access available: CONFIG_DEVKMEM=y analysis-url: https://github.com/mzet-/les-res/blob/master/features/devkmem.md EOF ) FEATURES[((n++))]=$(cat <<EOF feature: User namespaces for unprivileged accounts available: CONFIG_USER_NS=y enabled: sysctl:kernel.unprivileged_userns_clone==1 analysis-url: https://github.com/mzet-/les-res/blob/master/features/user_ns.md EOF ) FEATURES[((n++))]=$(cat <<EOF feature: Unprivileged access to bpf() system call available: CONFIG_BPF_SYSCALL=y enabled: sysctl:kernel.unprivileged_bpf_disabled!=1 analysis-url: https://github.com/mzet-/les-res/blob/master/features/bpf_syscall.md EOF ) version() { echo "linux-exploit-suggester "$VERSION", mzet, http://z-labs.eu, February 2018" } usage() { echo "Usage: linux-exploit-suggester.sh [OPTIONS]" echo echo " -V | --version - print version of this script" echo " -h | --help - print this help" echo " -k | --kernel- provide kernel version " echo " -u | --uname- provide 'uname -a' string " echo " --skip-more-checks - do not perform additional checks (kernel config, sysctl) to determine if exploit is applicable" echo " --skip-pkg-versions - skip checking for exact userspace package version (helps to avoid false negatives)" echo " -p | --pkglist-file- provide file with 'dpkg -l' or 'rpm -qa' command output " echo " --cvelist-file- provide file with Linux kernel CVEs list " echo " --checksec - list security related features for your HW/kernel" echo " -s | --fetch-sources - automatically downloads source for matched exploit" echo " -b | --fetch-binaries - automatically downloads binary for matched exploit if available" echo " -f | --full - show full info about matched exploit" echo " -g | --short - show shorten info about matched exploit" echo " --kernelspace-only - show only kernel vulnerabilities" echo " --userspace-only - show only userspace vulnerabilities" echo " -d | --show-dos - show also DoSes in results" } exitWithErrMsg() { echo "$1" 1>&2 exit 1 } # extracts all information from output of 'uname -a' command parseUname() { local uname=$1 KERNEL=$(echo "$uname" | awk '{print $3}' | cut -d '-' -f 1) KERNEL_ALL=$(echo "$uname" | awk '{print $3}') ARCH=$(echo "$uname" | awk '{print $(NF-1)}') OS="" echo "$uname" | grep -q -i 'deb' && OS="debian" echo "$uname" | grep -q -i 'ubuntu' && OS="ubuntu" echo "$uname" | grep -q -i '\-ARCH' && OS="arch" echo "$uname" | grep -q -i '\-deepin' && OS="deepin" echo "$uname" | grep -q -i '\-MANJARO' && OS="manjaro" echo "$uname" | grep -q -i '\.fc' && OS="fedora" echo "$uname" | grep -q -i '\.el' && OS="RHEL" echo "$uname" | grep -q -i '\.mga' && OS="mageia" # 'uname -a' output doesn't contain distribution number (at least not in case of all distros) } getPkgList() { local distro=$1 local pkglist_file=$2 # take package listing from provided file & detect if it's 'rpm -qa' listing or 'dpkg -l' or 'pacman -Q' listing of not recognized listing if [ "$opt_pkglist_file" = "true" -a -e "$pkglist_file" ]; then # ubuntu/debian package listing file if [ $(cat "$pkglist_file" | head -1 | grep 'Desired=Unknown/Install/Remove/Purge/Hold') ]; then PKG_LIST=$(cat "$pkglist_file" | awk '{print $2"-"$3}' | sed 's/:amd64//g') OS="debian" [ "$(cat "$pkglist_file" | grep "ubuntu")" ] && OS="ubuntu" # redhat package listing file elif [ $(cat "$pkglist_file" | head -1 | grep -E '\.el[1-9]+\.') ]; then PKG_LIST=$(cat "$pkglist_file") OS="RHEL" # fedora package listing file elif [ $(cat "$pkglist_file" | head -1 | grep -E '\.fc[1-9]+') ]; then PKG_LIST=$(cat "$pkglist_file") OS="fedora" # mageia package listing file elif [ $(cat "$pkglist_file" | head -1 | grep -E '\.mga[1-9]+') ]; then PKG_LIST=$(cat "$pkglist_file") OS="mageia" # pacman package listing file elif [ "$(head -1 $pkglist_file | grep -E '\ [0-9]+\.')" ]; then PKG_LIST=$(cat "$pkglist_file" | awk '{print $1"-"$2}') OS="arch" # file not recognized - skipping else PKG_LIST="" fi elif [ "$distro" = "debian" -o "$distro" = "ubuntu" -o "$distro" = "deepin" ]; then PKG_LIST=$(dpkg -l | awk '{print $2"-"$3}' | sed 's/:amd64//g') elif [ "$distro" = "RHEL" -o "$distro" = "fedora" -o "$distro" = "mageia" ]; then PKG_LIST=$(rpm -qa) elif [ "$distro" = "arch" -o "$distro" = "manjaro" ]; then PKG_LIST=$(pacman -Q | awk '{print $1"-"$2}') elif [ -x /usr/bin/equery ]; then PKG_LIST=$(/usr/bin/equery --quiet list '*' -F '$name:$version' | cut -d/ -f2- | awk '{print $1":"$2}') else # packages listing not available PKG_LIST="" fi } # from: https://stackoverflow.com/questions/4023830/how-compare-two-strings-in-dot-separated-version-format-in-bash verComparision() { if [[ $1 == $2 ]] then return 0 fi local IFS=. local i ver1=($1) ver2=($2) # fill empty fields in ver1 with zeros for ((i=${#ver1[@]}; i<${#ver2[@]}; i++)) do ver1[i]=0 done for ((i=0; i<${#ver1[@]}; i++)) do if [[ -z ${ver2[i]} ]] then # fill empty fields in ver2 with zeros ver2[i]=0 fi if ((10#${ver1[i]} > 10#${ver2[i]})) then return 1 fi if ((10#${ver1[i]} < 10#${ver2[i]})) then return 2 fi done return 0 } doVersionComparision() { local reqVersion="$1" local reqRelation="$2" local currentVersion="$3" verComparision $currentVersion $reqVersion case $? in 0) currentRelation='=';; 1) currentRelation='>';; 2) currentRelation='<';; esac if [ "$reqRelation" == "=" ]; then [ $currentRelation == "=" ] && return 0 elif [ "$reqRelation" == ">" ]; then [ $currentRelation == ">" ] && return 0 elif [ "$reqRelation" == "<" ]; then [ $currentRelation == "<" ] && return 0 elif [ "$reqRelation" == ">=" ]; then [ $currentRelation == "=" ] && return 0 [ $currentRelation == ">" ] && return 0 elif [ "$reqRelation" == "<=" ]; then [ $currentRelation == "=" ] && return 0 [ $currentRelation == "<" ] && return 0 fi } compareValues() { curVal=$1 val=$2 sign=$3 if [ "$sign" == "==" ]; then [ "$val" == "$curVal" ] && return 0 elif [ "$sign" == "!=" ]; then [ "$val" != "$curVal" ] && return 0 fi return 1 } checkRequirement() { #echo "Checking requirement: $1" local IN="$1" local pkgName="${2:4}" if [[ "$IN" =~ ^pkg=.*$ ]]; then # always true for Linux OS [ ${pkgName} == "linux-kernel" ] && return 0 # verify if package is present pkg=$(echo "$PKG_LIST" | grep -E -i "^$pkgName-[0-9]+" | head -1) if [ -n "$pkg" ]; then return 0 fi elif [[ "$IN" =~ ^ver.*$ ]]; then version="${IN//[^0-9.]/}" rest="${IN#ver}" operator=${rest%$version} if [ "$pkgName" == "linux-kernel" -o "$opt_checksec_mode" == "true" ]; then # for --cvelist-file mode skip kernel version comparision [ "$opt_cvelist_file" = "true" ] && return 0 doVersionComparision $version $operator $KERNEL && return 0 else # extract package version and check if requiremnt is true pkg=$(echo "$PKG_LIST" | grep -E -i "^$pkgName-[0-9]+" | head -1) # skip (if run with --skip-pkg-versions) version checking if package with given name is installed [ "$opt_skip_pkg_versions" = "true" -a -n "$pkg" ] && return 0 # versioning: #echo "pkg: $pkg" pkgVersion=$(echo "$pkg" | grep -E -i -o -e '-[\.0-9\+:p]+[-\+]' | cut -d':' -f2 | sed 's/[\+-]//g' | sed 's/p[0-9]//g') #echo "version: $pkgVersion" #echo "operator: $operator" #echo "required version: $version" #echo doVersionComparision $version $operator $pkgVersion && return 0 fi elif [[ "$IN" =~ ^x86_64$ ]] && [ "$ARCH" == "x86_64" -o "$ARCH" == "" ]; then return 0 elif [[ "$IN" =~ ^x86$ ]] && [ "$ARCH" == "i386" -o "$ARCH" == "i686" -o "$ARCH" == "" ]; then return 0 elif [[ "$IN" =~ ^CONFIG_.*$ ]]; then # skip if check is not applicable (-k or --uname or -p set) or if user said so (--skip-more-checks) [ "$opt_skip_more_checks" = "true" ] && return 0 # if kernel config IS available: if [ -n "$KCONFIG" ]; then if $KCONFIG | grep -E -qi $IN; then return 0; # required option wasn't found, exploit is not applicable else return 1; fi # config is not available else return 0; fi elif [[ "$IN" =~ ^sysctl:.*$ ]]; then # skip if check is not applicable (-k or --uname or -p modes) or if user said so (--skip-more-checks) [ "$opt_skip_more_checks" = "true" ] && return 0 sysctlCondition="${IN:7}" # extract sysctl entry, relation sign and required value if echo $sysctlCondition | grep -qi "!="; then sign="!=" elif echo $sysctlCondition | grep -qi "=="; then sign="==" else exitWithErrMsg "Wrong sysctl condition. There is syntax error in your features DB. Aborting." fi val=$(echo "$sysctlCondition" | awk -F "$sign" '{print $2}') entry=$(echo "$sysctlCondition" | awk -F "$sign" '{print $1}') # get current setting of sysctl entry curVal=$(/sbin/sysctl -a 2> /dev/null | grep "$entry" | awk -F'=' '{print $2}') # special case for --checksec mode: return 2 if there is no such switch in sysctl [ -z "$curVal" -a "$opt_checksec_mode" = "true" ] && return 2 # for other modes: skip if there is no such switch in sysctl [ -z "$curVal" ] && return 0 # compare & return result compareValues $curVal $val $sign && return 0 elif [[ "$IN" =~ ^cmd:.*$ ]]; then # skip if check is not applicable (-k or --uname or -p modes) or if user said so (--skip-more-checks) [ "$opt_skip_more_checks" = "true" ] && return 0 cmd="${IN:4}" if eval "${cmd}"; then return 0 fi fi return 1 } getKernelConfig() { if [ -f /proc/config.gz ] ; then KCONFIG="zcat /proc/config.gz" elif [ -f /boot/config-`uname -r` ] ; then KCONFIG="cat /boot/config-`uname -r`" elif [ -f "${KBUILD_OUTPUT:-/usr/src/linux}"/.config ] ; then KCONFIG="cat ${KBUILD_OUTPUT:-/usr/src/linux}/.config" else KCONFIG="" fi } checksecMode() { MODE=0 # start analysis for FEATURE in "${FEATURES[@]}"; do # create array from current exploit here doc and fetch needed lines i=0 # ('-r' is used to not interpret backslash used for bash colors) while read -r line do arr[i]="$line" i=$((i + 1)) done <<< "$FEATURE" # modes: kernel-feature (1) | hw-feature (2) | 3rdparty-feature (3) | attack-surface (4) NAME="${arr[0]}" PRE_NAME="${NAME:0:8}" NAME="${NAME:9}" if [ "${PRE_NAME}" = "section:" ]; then # advance to next MODE MODE=$(($MODE + 1)) echo echo -e "${bldwht}${NAME}${txtrst}" echo continue fi AVAILABLE="${arr[1]}" && AVAILABLE="${AVAILABLE:11}" ENABLE=$(echo "$FEATURE" | grep "enabled: " | awk -F'ed: ' '{print $2}') analysis_url=$(echo "$FEATURE" | grep "analysis-url: " | awk '{print $2}') # split line with availability requirements & loop thru all availability reqs one by one & check whether it is met IFS=',' read -r -a array <<< "$AVAILABLE" AVAILABLE_REQS_NUM=${#array[@]} AVAILABLE_PASSED_REQ=0 CONFIG="" for REQ in "${array[@]}"; do # find CONFIG_ (if present) for current feature if [ -z "$CONFIG" ]; then config=$(echo "$REQ" | grep "CONFIG_") [ -n "$config" ] && CONFIG="($(echo $REQ | cut -d'=' -f1))" fi if (checkRequirement "$REQ"); then AVAILABLE_PASSED_REQ=$(($AVAILABLE_PASSED_REQ + 1)) else break fi done # split line with enablement requirements & loop thru all enablement reqs one by one & check whether it is met ENABLE_PASSED_REQ=0 ENABLE_REQS_NUM=0 noSysctl=0 if [ -n "$ENABLE" ]; then IFS=',' read -r -a array <<< "$ENABLE" ENABLE_REQS_NUM=${#array[@]} for REQ in "${array[@]}"; do checkRequirement "$REQ" retVal=$? if [ $retVal -eq 0 ]; then ENABLE_PASSED_REQ=$(($ENABLE_PASSED_REQ + 1)) elif [ $retVal -eq 2 ]; then # special case: sysctl entry is not present on given system: signal it as: N/A noSysctl=1 break else break fi done fi feature=$(echo "$FEATURE" | grep "feature: " | cut -d' ' -f 2-) # for 4rd party (3) mode display "N/A" or "Enabled" if [ $MODE -eq 3 ]; then enabled="[ ${txtgrn}Enabled${txtrst} ]" disabled="[ ${txtgray}N/A${txtrst} ]" # for attack-surface (4) mode display "Locked" or "Exposed" elif [ $MODE -eq 4 ]; then enabled="[ ${txtred}Exposed${txtrst} ]" disabled="[ ${txtgrn}Locked${txtrst} ]" #other modes" "Disabled" / "Enabled" else enabled="[ ${txtgrn}Enabled${txtrst} ]" disabled="[ ${txtred}Disabled${txtrst} ]" fi state=$disabled if [ $AVAILABLE_PASSED_REQ -eq $AVAILABLE_REQS_NUM -a $ENABLE_PASSED_REQ -eq $ENABLE_REQS_NUM ]; then state=$enabled fi echo -e " $state $feature ${wht}${CONFIG}${txtrst}" [ -n "$analysis_url" ] && echo -e " $analysis_url" echo done } # parse command line parameters ARGS=$(getopt --options $SHORTOPTS --longoptions $LONGOPTS -- "$@") [ $? != 0 ] && exitWithErrMsg "Aborting." eval set -- "$ARGS" while true; do case "$1" in -u|--uname) shift UNAME_A="$1" opt_uname_string=true ;; -V|--version) version exit 0 ;; -h|--help) usage exit 0 ;; -f|--full) opt_full=true ;; -g|--short) opt_summary=true ;; -b|--fetch-binaries) opt_fetch_bins=true ;; -s|--fetch-sources) opt_fetch_srcs=true ;; -k|--kernel) shift KERNEL="$1" opt_kernel_version=true ;; -d|--show-dos) opt_show_dos=true ;; -p|--pkglist-file) shift PKGLIST_FILE="$1" opt_pkglist_file=true ;; --cvelist-file) shift CVELIST_FILE="$1" opt_cvelist_file=true ;; --checksec) opt_checksec_mode=true ;; --kernelspace-only) opt_kernel_only=true ;; --userspace-only) opt_userspace_only=true ;; --skip-more-checks) opt_skip_more_checks=true ;; --skip-pkg-versions) opt_skip_pkg_versions=true ;; *) shift if [ "$#" != "0" ]; then exitWithErrMsg "Unknown option '$1'. Aborting." fi break ;; esac shift done # check Bash version (associative arrays need Bash in version 4.0+) if ((BASH_VERSINFO[0] < 4)); then exitWithErrMsg "Script needs Bash in version 4.0 or newer. Aborting." fi # exit if both --kernel and --uname are set [ "$opt_kernel_version" = "true" ] && [ $opt_uname_string = "true" ] && exitWithErrMsg "Switches -u|--uname and -k|--kernel are mutually exclusive. Aborting." # exit if both --full and --short are set [ "$opt_full" = "true" ] && [ $opt_summary = "true" ] && exitWithErrMsg "Switches -f|--full and -g|--short are mutually exclusive. Aborting." # --cvelist-file mode is standalone mode and is not applicable when one of -k | -u | -p | --checksec switches are set if [ "$opt_cvelist_file" = "true" ]; then [ ! -e "$CVELIST_FILE" ] && exitWithErrMsg "Provided CVE list file does not exists. Aborting." [ "$opt_kernel_version" = "true" ] && exitWithErrMsg "Switches -k|--kernel and --cvelist-file are mutually exclusive. Aborting." [ "$opt_uname_string" = "true" ] && exitWithErrMsg "Switches -u|--uname and --cvelist-file are mutually exclusive. Aborting." [ "$opt_pkglist_file" = "true" ] && exitWithErrMsg "Switches -p|--pkglist-file and --cvelist-file are mutually exclusive. Aborting." fi # --checksec mode is standalone mode and is not applicable when one of -k | -u | -p | --cvelist-file switches are set if [ "$opt_checksec_mode" = "true" ]; then [ "$opt_kernel_version" = "true" ] && exitWithErrMsg "Switches -k|--kernel and --checksec are mutually exclusive. Aborting." [ "$opt_uname_string" = "true" ] && exitWithErrMsg "Switches -u|--uname and --checksec are mutually exclusive. Aborting." [ "$opt_pkglist_file" = "true" ] && exitWithErrMsg "Switches -p|--pkglist-file and --checksec are mutually exclusive. Aborting." fi # extract kernel version and other OS info like distro name, distro version, etc. 3 possibilities here: # case 1: --kernel set if [ "$opt_kernel_version" == "true" ]; then # TODO: add kernel version number validation [ -z "$KERNEL" ] && exitWithErrMsg "Unrecognized kernel version given. Aborting." ARCH="" OS="" # do not perform additional checks on current machine opt_skip_more_checks=true # do not consider current OS getPkgList "" "$PKGLIST_FILE" # case 2: --uname set elif [ "$opt_uname_string" == "true" ]; then [ -z "$UNAME_A" ] && exitWithErrMsg "uname string empty. Aborting." parseUname "$UNAME_A" # do not perform additional checks on current machine opt_skip_more_checks=true # do not consider current OS getPkgList "" "$PKGLIST_FILE" # case 3: --cvelist-file mode elif [ "$opt_cvelist_file" = "true" ]; then # get kernel configuration in this mode [ "$opt_skip_more_checks" = "false" ] && getKernelConfig # case 4: --checksec mode elif [ "$opt_checksec_mode" = "true" ]; then # this switch is not applicable in this mode opt_skip_more_checks=false # get kernel configuration in this mode getKernelConfig [ -z "$KCONFIG" ] && exitWithErrMsg "Kernel configuration file not available. Aborting." # launch checksec mode checksecMode exit 0 # case 5: no --uname | --kernel | --cvelist-file | --checksec set else # --pkglist-file NOT provided: take all info from current machine # case for vanilla execution: ./linux-exploit-suggester.sh if [ "$opt_pkglist_file" == "false" ]; then UNAME_A=$(uname -a) [ -z "$UNAME_A" ] && exitWithErrMsg "uname string empty. Aborting." parseUname "$UNAME_A" # get kernel configuration in this mode [ "$opt_skip_more_checks" = "false" ] && getKernelConfig # extract distribution version from /etc/issue [ -n "$OS" -a "$opt_skip_more_checks" = "false" ] && DISTRO=$(cat /etc/issue | grep -E -o '[0-9\.]+' | head -1) # extract package listing from current OS getPkgList "$OS" "" # --pkglist-file provided: only consider userspace exploits against provided package listing else KERNEL="" #TODO: extract machine arch from package listing ARCH="" unset EXPLOITS declare -A EXPLOITS getPkgList "" "$PKGLIST_FILE" # additional checks are not applicable for this mode opt_skip_more_checks=true fi fi echo echo -e "${bldwht}Available information:${txtrst}" echo [ -n "$KERNEL" ] && echo -e "Kernel version: ${txtgrn}$KERNEL${txtrst}" || echo -e "Kernel version: ${txtred}N/A${txtrst}" echo "Architecture: $([ -n "$ARCH" ] && echo -e "${txtgrn}$ARCH${txtrst}" || echo -e "${txtred}N/A${txtrst}")" echo "Distribution: $([ -n "$OS" ] && echo -e "${txtgrn}$OS${txtrst}" || echo -e "${txtred}N/A${txtrst}")" echo -e "Distribution version: $([ -n "$DISTRO" ] && echo -e "${txtgrn}$DISTRO${txtrst}" || echo -e "${txtred}N/A${txtrst}")" echo "Additional checks (CONFIG_*, sysctl entries, custom Bash commands): $([ "$opt_skip_more_checks" == "false" ] && echo -e "${txtgrn}performed${txtrst}" || echo -e "${txtred}N/A${txtrst}")" if [ -n "$PKGLIST_FILE" -a -n "$PKG_LIST" ]; then pkgListFile="${txtgrn}$PKGLIST_FILE${txtrst}" elif [ -n "$PKGLIST_FILE" ]; then pkgListFile="${txtred}unrecognized file provided${txtrst}" elif [ -n "$PKG_LIST" ]; then pkgListFile="${txtgrn}from current OS${txtrst}" fi echo -e "Package listing: $([ -n "$pkgListFile" ] && echo -e "$pkgListFile" || echo -e "${txtred}N/A${txtrst}")" # handle --kernelspacy-only & --userspace-only filter options if [ "$opt_kernel_only" = "true" -o -z "$PKG_LIST" ]; then unset EXPLOITS_USERSPACE declare -A EXPLOITS_USERSPACE fi if [ "$opt_userspace_only" = "true" ]; then unset EXPLOITS declare -A EXPLOITS fi echo echo -e "${bldwht}Searching among:${txtrst}" echo echo "${#EXPLOITS[@]} kernel space exploits" echo "${#EXPLOITS_USERSPACE[@]} user space exploits" echo echo -e "${bldwht}Possible Exploits:${txtrst}" echo # start analysis for EXP in "${EXPLOITS[@]}" "${EXPLOITS_USERSPACE[@]}"; do # create array from current exploit here doc and fetch needed lines i=0 # ('-r' is used to not interpret backslash used for bash colors) while read -r line do arr[i]="$line" i=$((i + 1)) done <<< "$EXP" REQS="${arr[1]}" && REQS="${REQS:6}" NAME="${arr[0]}" && NAME="${NAME:6}" TAGS="${arr[2]}" && TAGS="${TAGS:6}" # split line with requirements & loop thru all reqs one by one & check whether it is met IFS=',' read -r -a array <<< "$REQS" REQS_NUM=${#array[@]} PASSED_REQ=0 for REQ in "${array[@]}"; do if (checkRequirement "$REQ" "${array[0]}"); then PASSED_REQ=$(($PASSED_REQ + 1)) else break fi done # execute for exploits with all requirements met if [ $PASSED_REQ -eq $REQS_NUM ]; then # additional requirement for --cvelist-file mode: check if CVE associated with the exploit is on the CVELIST_FILE if [ "$opt_cvelist_file" = "true" ]; then # extract CVE(s) associated with given exploit (also translates ',' to '|' for easy handling multiple CVEs case - via extended regex) cve=$(echo "$NAME" | grep '.*\[.*\].*' | cut -d 'm' -f2 | cut -d ']' -f1 | tr -d '[' | tr "," "|") #echo "CVE: $cve" # check if it's on CVELIST_FILE list, if no move to next exploit [ ! $(cat "$CVELIST_FILE" | grep -E "$cve") ] && continue fi # process tags and highlight those that match current OS (only for deb|ubuntu|RHEL and if we know distro version - direct mode) tags="" if [ -n "$TAGS" -a -n "$OS" -a -n "$DISTRO" ]; then IFS=',' read -r -a tags_array <<< "$TAGS" TAGS_NUM=${#tags_array[@]} for TAG in "${tags_array[@]}"; do tag_distro=$(echo "$TAG" | cut -d'=' -f1) tag_distro_num_all=$(echo "$TAG" | cut -d'=' -f2) # in case of tag of form: 'ubuntu=16.04{kernel:4.4.0-21} remove kernel versioning part for comparision tag_distro_num="${tag_distro_num_all%{*}" # if distro matches: if [ "$OS" == "$tag_distro" -a "$(echo "$DISTRO" | grep -E "$tag_distro_num")" ]; then # get name (kernel or package name) and version of kernel/pkg if provided: tag_pkg=$(echo "$tag_distro_num_all" | cut -d'{' -f 2 | tr -d '}' | cut -d':' -f 1) tag_pkg_num="" [ $(echo "$tag_distro_num_all" | grep '{') ] && tag_pkg_num=$(echo "$tag_distro_num_all" | cut -d'{' -f 2 | tr -d '}' | cut -d':' -f 2) #[ -n "$tag_pkg_num" ] && echo "tag_pkg_num: $tag_pkg_num; kernel: $KERNEL_ALL" # if pkg/kernel version is not provided: if [ -z "$tag_pkg_num" ]; then TAG="${lightyellow}[ ${TAG} ]${txtrst}" # kernel version provided, check for match: elif [ -n "$tag_pkg_num" -a "$tag_pkg" = "kernel" ]; then [ $(echo "$KERNEL_ALL" | grep -E "${tag_pkg_num}") ] && TAG="${yellow}[ ${TAG} ]${txtrst}" || TAG="${lightyellow}[ $tag_distro=$tag_distro_num ]${txtrst}{kernel:$tag_pkg_num}" # pkg version provided, check for match (TBD): elif [ -n "$tag_pkg_num" -a -n "$tag_pkg" ]; then TAG="${lightyellow}[ $tag_distro=$tag_distro_num ]${txtrst}{$tag_pkg:$tag_pkg_num}" fi fi # append current tag to tags list tags="${tags}${TAG}," done # trim ',' added by above loop [ -n "$tags" ] && tags="${tags%?}" else tags="$TAGS" fi EXPLOIT_DB=$(echo "$EXP" | grep "exploit-db: " | awk '{print $2}') analysis_url=$(echo "$EXP" | grep "analysis-url: " | awk '{print $2}') ext_url=$(echo "$EXP" | grep "ext-url: " | awk '{print $2}') comments=$(echo "$EXP" | grep "Comments: " | cut -d' ' -f 2-) reqs=$(echo "$EXP" | grep "Reqs: " | cut -d' ' -f 2) # exploit name without CVE number and without commonly used special chars name=$(echo "$NAME" | cut -d' ' -f 2- | tr -d ' ()/') src_url=$(echo "$EXP" | grep "src-url: " | awk '{print $2}') [ -z "$src_url" ] && [ -n "$EXPLOIT_DB" ] && src_url="https://www.exploit-db.com/download/$EXPLOIT_DB" [ -z "$src_url" ] && exitWithErrMsg "Both 'src-url' and 'exploit-db' entries are empty for '$NAME' exploit - fix that. Aborting." if [ -n "$analysis_url" ]; then details="$analysis_url" elif $(echo "$src_url" | grep -q 'www.exploit-db.com'); then details="https://www.exploit-db.com/exploits/$EXPLOIT_DB/" elif [[ "$src_url" =~ ^.*tgz|tar.gz|zip$ && -n "$EXPLOIT_DB" ]]; then details="https://www.exploit-db.com/exploits/$EXPLOIT_DB/" else details="$src_url" fi # skip DoS by default dos=$(echo "$EXP" | grep -o -i "(dos") [ "$opt_show_dos" == "false" ] && [ -n "$dos" ] && continue # handles --fetch-binaries option if [ $opt_fetch_bins = "true" ]; then for i in $(echo "$EXP" | grep "bin-url: " | awk '{print $2}'); do [ -f "${name}_$(basename $i)" ] && rm -f "${name}_$(basename $i)" wget -q -k "$i" -O "${name}_$(basename $i)" done fi # handles --fetch-sources option if [ $opt_fetch_srcs = "true" ]; then [ -f "${name}_$(basename $src_url)" ] && rm -f "${name}_$(basename $src_url)" wget -q -k "$src_url" -O "${name}_$(basename $src_url)" & fi # display result (short) if [ "$opt_summary" = "true" ]; then [ -z "$tags" ] && tags="-" echo -e "$NAME || $tags || $src_url" continue fi # display result (standard) echo -e "[+] $NAME" echo -e "\n Details: $details" [ -n "$tags" ] && echo -e " Tags: $tags" echo -e " Download URL: $src_url" [ -n "$ext_url" ] && echo -e " ext-url: $ext_url" [ -n "$comments" ] && echo -e " Comments: $comments" # handles --full filter option if [ "$opt_full" = "true" ]; then [ -n "$reqs" ] && echo -e " Requirements: $reqs" [ -n "$EXPLOIT_DB" ] && echo -e " exploit-db: $EXPLOIT_DB" author=$(echo "$EXP" | grep "author: " | cut -d' ' -f 2-) [ -n "$author" ] && echo -e " author: $author" fi echo fi done