CVE-2021-3156 PoC — Sudo 缓冲区错误漏洞

Source

https://github.com/dinhbaouit/CVE-2021-3156

Associated Vulnerability

Title: Sudo 缓冲区错误漏洞 (CVE-2021-3156)
Description:Sudo before 1.9.5p2 contains an off-by-one error that can result in a heap-based buffer overflow, which allows privilege escalation to root via "sudoedit -s" and a command-line argument that ends with a single backslash character.

Description

CVE-2021-3156 Vagrant Lab

Readme

# CVE 2021-3156

## How to pwn (python2)
```
$ python pwn.py
```

## POC:
https://youtu.be/pJFaF7_y_x0

## Reference:
https://www.kalmarunionen.dk/writeups/sudo/#exploitation

File Snapshot

Remarks

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

2. Local POC snapshots are reserved for subscribers — if the original source is unavailable, the local mirror is part of the paid plan.

View subscription plans →