CVE-2014-6271 PoC — GNU Bash 远程代码执行漏洞

Source

https://github.com/mattclegg/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

Readme

# CVE-2014-6271

_An automated way to fix bash_

## Testing for the Vulnerability

You can determine if you are vulnerable by executing this test:

_env x='() { :;}; echo vulnerable' bash -c 'echo hello'_

## Fixing Vulnerability

Run this on the command line. You may be prompted to enter your password.

_bash <( curl -s https://raw.githubusercontent.com/mattclegg/CVE-2014-6271/master/patch-mac.sh)_

## Credits

- Based on http://alblue.bandlem.com/2014/09/bash-remote-vulnerability.html

File Snapshot


 [4.0K]  /data/pocs/1171cefa6108f6dd9393159c5b75effd9f824098
├── [1.1K]  LICENSE
├── [ 574]  patch-mac.sh
└── [ 491]  README.md

0 directories, 3 files

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