CVE-2014-6271 PoC — GNU Bash 远程代码执行漏洞

Source

https://github.com/0xTabun/CVE-2014-6271

Associated Vulnerability

Title:GNU Bash 远程代码执行漏洞 (CVE-2014-6271)
Description:GNU Bash是美国软件开发者布莱恩-福克斯（Brian J. Fox）为GNU计划而编写的一个Shell（命令语言解释器），它运行于类Unix操作系统中（Linux系统的默认Shell），并能够从标准输入设备或文件中读取、执行命令，同时也结合了一部分ksh和csh的特点。 GNU Bash 4.3及之前版本中存在安全漏洞，该漏洞源于程序没有正确处理环境变量值内的函数定义。远程攻击者可借助特制的环境变量利用该漏洞执行任意代码。以下产品和模块可能会被利用：OpenSSH sshd中的ForceComman

Description

Shellshock vulnerability reverse shell

Readme

### Poc exploit(bash script)<br>
[shell.webm](https://github.com/0xTabun/CVE-2014-6271/assets/144548207/16297451-8124-4211-8b1b-18461cdbeb4d)
### About the exploit<br>
You can get reverse shell with .sh file (in Linux)<br>
You can get reverse shell with .py file in (Windows and Linux) (in windows, you need to install netcat)<br>

You must specify the full url with file<br>

example: http://target/cgi-bin/vulnerable.sh<br>

* using for .py:<br>
python shellshock.py<br>

* using for .sh:<br>
chmod +x shellshock.sh<br>
./shellshock.sh<br>

##### Exploit Title: CVE-2014-6271 | Reverse shell<br>
***Author: Tabun***

File Snapshot


 [4.0K]  /data/pocs/4b082a57ddaf6c40ec768d8f8a4d25acd53a93c5
├── [ 618]  README.md
├── [ 598]  readme.txt
├── [1.0K]  shellshock.py
└── [1.0K]  shellshock.sh

0 directories, 4 files

Shenlong Bot has cached this for you

Remarks

1. It is advised to access via the original source first.

2. If the original source is unavailable, please email f.jinxu#gmail.com for a local snapshot (replace # with @).

3. Shenlong has snapshotted the POC code for you. To support long-term maintenance, please consider donating. Thank you for your support.

Goal Reached Thanks to every supporter — we hit 100%!