[OverTheWire] Natas – Level 04

http://natas4.natas.labs.overthewire.org/

Access disallowed. You are visiting from “” while authorized users should come only from “http://natas5.natas.labs.overthewire.org/”

Câu trên nghĩa là tham số referer của request header phải là http://natas5.natas.labs.overthewire.org/. Có thể sử dụng curl như sau:
[sh]curl –user natas4:Z9tkRkWmpt9Qr7XrR5jWRkgOU901swEZ –referer http://natas5.natas.labs.overthewire.org/ http://natas4.natas.labs.overthewire.org/[/sh]
Kết quả:

Access granted. The password for natas5 is iX6IOfmpN7AYOQGPwtn3fXpbaJVJcHfq

→ flag = iX6IOfmpN7AYOQGPwtn3fXpbaJVJcHfq.