CTFshow web(php命令执行 55-59)web55<?php /* # -*- coding: utf-8 -*- # @Author: Lazzaro # @Date: 2020-09-05 20:49:30 # @Last Modified by: h1xa # @Last Modified time: 2020-09-07 20:03:51 # @email: h1xa@ctfer.com # @link: https://ctfer.com */ // 你们在炫技吗? if(isset($_GET['c'])){ $c=$_GET['c