CVEs-PoC/2021/CVE-2021-30481.md

### [CVE-2021-30481](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-30481)
![](https://img.shields.io/static/v1?label=Product&message=n%2Fa&color=blue)
![](https://img.shields.io/static/v1?label=Version&message=n%2Fa&color=blue)
![](https://img.shields.io/static/v1?label=Vulnerability&message=n%2Fa&color=brighgreen)

### Description

Valve Steam through 2021-04-10, when a Source engine game is installed, allows remote authenticated users to execute arbitrary code because of a buffer overflow that occurs for a Steam invite after one click.

### POC

#### Reference
- https://news.ycombinator.com/item?id=26762170
- https://www.youtube.com/watch?v=rNQn--9xR1Q

#### Github
- https://github.com/ARPSyndicate/cvemon
- https://github.com/EdgeSecurityTeam/Vulnerability
- https://github.com/MBRzealand/CVSS
- https://github.com/NaInSec/CVE-PoC-in-GitHub
- https://github.com/SYRTI/POC_to_review
- https://github.com/WhooAmii/POC_to_review
- https://github.com/floesen/CVE-2021-30481
- https://github.com/nomi-sec/PoC-in-GitHub
- https://github.com/soosmile/POC
- https://github.com/trhacknon/Pocingit
- https://github.com/tzwlhack/Vulnerability
- https://github.com/zecool/cve