Bugku CTF web3(Web)
0、打开网页,查看PHP源码https://img-blog.csdnimg.cn/20210214225633813.png?x-oss-process=image/watermark,type_ZmFuZ3poZW5naGVpdGk,shadow_10,text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L0NoYW9ZdWVfbWlrdQ==,size_16,color_FFFFFF,t_70data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==
$what=$_GET['what'];
echo $what;
if($what=='flag')
echo 'flag{****}';
用GET方法上传参数what=flag即可1、得到flag:flag{b201fba34aa17859887d45dc5b248bae}
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