CVE-2026-6553 TYPO3 CMS明文密码存储漏洞

# This PoC simulates checking the database for the vulnerability # It demonstrates how cleartext passwords might be found in the 'uc' field. import json # Simulated database record structure for TYPO3 be_users table mock_db_record = { "username": "admin", "password": "$2y$10$hashedpassword...", # Properly hashed password field "uc": json.dumps({ "moduleData": {}, "recent": [], "password_change": { "new_password": "SuperSecret123!", # VULNERABILITY: Cleartext stored here "timestamp": 1713689791 } }), "user_settings": json.dumps({ "password": "SuperSecret123!" # VULNERABILITY: Cleartext stored here }) } def check_typo3_cve_2026_6553(user_record): print(f"[*] Checking user: {user_record['username']}") # Check 'uc' field try: uc_data = json.loads(user_record['uc']) if 'password_change' in uc_data and 'new_password' in uc_data['password_change']: leak = uc_data['password_change']['new_password'] print(f"[!] VULNERABILITY DETECTED in 'uc' field: Cleartext password found -> {leak}") return True except Exception as e: pass # Check 'user_settings' field try: settings_data = json.loads(user_record['user_settings']) if 'password' in settings_data: leak = settings_data['password'] print(f"[!] VULNERABILITY DETECTED in 'user_settings' field: Cleartext password found -> {leak}") return True except Exception as e: pass print("[-] No cleartext passwords found in blob fields.") return False # Run the check if __name__ == "__main__": is_vulnerable = check_typo3_cve_2026_6553(mock_db_record)