CVE-2021-4034 PoC — polkit 缓冲区错误漏洞

Source

https://github.com/gbrsh/CVE-2021-4034

Associated Vulnerability

Title:polkit 缓冲区错误漏洞 (CVE-2021-4034)
Description:polkit是一个在类 Unix操作系统中控制系统范围权限的组件。通过定义和审核权限规则，实现不同优先级进程间的通讯。 polkit 的 pkexec application存在缓冲区错误漏洞，攻击者可利用该漏洞通过精心设计环境变量诱导pkexec执行任意代码。成功执行攻击后，如果目标计算机上没有权限的用户拥有管理权限，攻击可能会导致本地权限升级。

Readme

# CVE-2021-4034![Screenshot 2022-01-26 at 2 56 34](https://user-images.githubusercontent.com/36970331/151084941-858b6bc9-632f-4aa2-85e4-58151d70de9a.png)

File Snapshot


 [4.0K]  /data/pocs/acb9ae3145716eadb9c88c9f34caf83b1ba20514
├── [ 213]  expl.c
├── [  44]  gconv-modules
├── [ 452]  lib.c
├── [ 179]  pwnkit_exec.sh
└── [ 154]  README.md

0 directories, 5 files

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