记一次对php聊天室的攻击_PHP
网友“小好”给我了一个聊天室ip,让我去看看。原本想入侵它的服务器,大概技术没到家,搞了十几分钟,也没有进去。于是,我就想找找这个聊天室有什么BUG。聊天室看得出是用PHP+MySQL组建的。栏目有:用户注册、 忘记密码、 修改资料、 用户自杀、 聊 神 榜、 聊天说明、 刷新列表 。接着就是聊天了。
我随便注册了一个用户名,按照我的喜好,喜欢开xxxxxx用户,这样,我就用xxxxxx注册了一个用户。登陆进去。
从哪儿下手呢?我想还是先看看修改资料,一般聊天室这里总有这样那样的漏洞。点了一下修改资料,于是就进入下一画面,需要输入用户名和秘密。输好了后,下一步,进入资料修改。YES!资料修改中有用户昵称,其实就是用户名,马上查看源文件,看到如下的HMTL语句:
=================================================cut===========

Hot AI Tools

Undresser.AI Undress
AI-powered app for creating realistic nude photos

AI Clothes Remover
Online AI tool for removing clothes from photos.

Undress AI Tool
Undress images for free

Clothoff.io
AI clothes remover

AI Hentai Generator
Generate AI Hentai for free.

Hot Article

Hot Tools

Notepad++7.3.1
Easy-to-use and free code editor

SublimeText3 Chinese version
Chinese version, very easy to use

Zend Studio 13.0.1
Powerful PHP integrated development environment

Dreamweaver CS6
Visual web development tools

SublimeText3 Mac version
God-level code editing software (SublimeText3)

Hot Topics

With the rapid development of social media, Xiaohongshu has become one of the most popular social platforms. Users can create a Xiaohongshu account to show their personal identity and communicate and interact with other users. If you need to find a user’s Xiaohongshu number, you can follow these simple steps. 1. How to use Xiaohongshu account to find users? 1. Open the Xiaohongshu APP, click the "Discover" button in the lower right corner, and then select the "Notes" option. 2. In the note list, find the note posted by the user you want to find. Click to enter the note details page. 3. On the note details page, click the "Follow" button below the user's avatar to enter the user's personal homepage. 4. In the upper right corner of the user's personal homepage, click the three-dot button and select "Personal Information"

1. First open DingTalk. 2. Open the group chat and click the three dots in the upper right corner. 3. Find my nickname in this group. 4. Click to enter to modify and save.

In Ubuntu systems, the root user is usually disabled. To activate the root user, you can use the passwd command to set a password and then use the su- command to log in as root. The root user is a user with unrestricted system administrative rights. He has permissions to access and modify files, user management, software installation and removal, and system configuration changes. There are obvious differences between the root user and ordinary users. The root user has the highest authority and broader control rights in the system. The root user can execute important system commands and edit system files, which ordinary users cannot do. In this guide, I'll explore the Ubuntu root user, how to log in as root, and how it differs from a normal user. Notice

Douyin Blue V certification is the official certification of a company or brand on the Douyin platform, which helps enhance brand image and credibility. With the adjustment of corporate development strategy or the update of brand image, the company may want to change the name of Douyin Blue V certification. So, can Douyin Blue V change its name? The answer is yes. This article will introduce in detail the steps to modify the name of the enterprise Douyin Blue V account. 1. Can Douyin Blue V change its name? You can change the name of Douyin Blue V account. According to Douyin’s official regulations, corporate Blue V certified accounts can apply to change their account names after meeting certain conditions. Generally speaking, enterprises need to provide relevant supporting materials, such as business licenses, organization code certificates, etc., to prove the legality and necessity of changing the name. 2. What are the steps to modify the name of corporate Douyin Blue V account?

Win10 Sleep Time Modification Tips Revealed As one of the currently widely used operating systems, Windows 10 has a sleep function to help users save power and protect the screen when not using the computer. However, sometimes the default sleep time does not meet the needs of users, so it is particularly important to know how to modify the Win10 sleep time. This article will reveal the tips for modifying the sleep time of Win10, allowing you to easily customize the system’s sleep settings. 1. Modify Win10 sleep time through “Settings” First, the simplest fix

Analysis of user password storage mechanism in Linux system In Linux system, the storage of user password is one of the very important security mechanisms. This article will analyze the storage mechanism of user passwords in Linux systems, including the encrypted storage of passwords, the password verification process, and how to securely manage user passwords. At the same time, specific code examples will be used to demonstrate the actual operation process of password storage. 1. Encrypted storage of passwords In Linux systems, user passwords are not stored in the system in plain text, but are encrypted and stored. L

When publishing products on the Xianyu platform, users can customize the geographical location information of the product according to the actual situation, so that potential buyers can more accurately grasp the specific location of the product. Once the product is successfully put on the shelves, there is no need to worry if the seller's location changes. The Xianyu platform provides a flexible and convenient modification function. So when we want to modify the address of a published product, how do we modify it? This tutorial guide will provide you with a detailed step-by-step guide. I hope it can help. Everyone! How to modify the release product address in Xianyu? 1. Open Xianyu, click on what I published, select the product, and click Edit. 2. Click the positioning icon and select the address you want to set.

In the job recruitment software called Boss Direct Jobs, users can personalize their greetings to better demonstrate their personality and job search intentions. However, sometimes the default greeting terms are rather mechanical and rigid. Many users want to make their own changes but don’t know where to set them. So this tutorial guide will introduce the detailed modification steps for players who want to know more. Come and follow this article to find out! How to change the answer when a boss directly hires someone to say hello: [Boss directly hires]-[My]-[Settings Icon]-[Greeting Language]. Specific steps: 1. First, we click on the boss direct recruitment software. After entering the homepage, we click [My] in the lower right corner; 2. Then when we come to the My page, we can see the relevant data.
