CTFshow 反序列化 web275

最新推荐文章于 2025-04-27 11:03:27 发布

Kradress

最新推荐文章于 2025-04-27 11:03:27 发布

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CC 4.0 BY-SA版权

分类专栏： CTFshow 文章标签： php 开发语言后端

本文链接：https://blog.youkuaiyun.com/Kracxi/article/details/122890512

源码

<?php

/*
# -*- coding: utf-8 -*-
# @Author: h1xa
# @Date:   2020-12-08 19:13:36
# @Last Modified by:   h1xa
# @Last Modified time: 2020-12-08 20:08:07
# @email: h1xa@ctfer.com
# @link: https://ctfer.com

*/


highlight_file(__FILE__);

class filter{
   
   
    public $filename;
    public $filecontent;
    public $evilfile=false;

    public function __construct($f,$fn){
   
   
        $this->filename=$f;
        $this->filecontent=$fn;
    }
    public function checkevil(){
   
   
        if(preg_match('/php|\.\./i', $this->filename)