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escapeshellcmd
2024-11-17
[BUUCTF 2018]Online Tool
题目链接:[BUUCTF2018]OnlineTool。打开环境,如下所示。直接得到源码,如下。<?phpif(isset($_SERVER['HTTP_X_FORWARDED_FOR'])){$_SERVER['REMOTE_ADDR']=$_SERVER['HTTP_X_FORWARDED_FOR'];}if(!isset($_GET['host'])){highl