cve/2021/CVE-2021-42204.md

### [CVE-2021-42204](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-42204)
![](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

An issue was discovered in swftools through 20201222. A heap-buffer-overflow exists in the function swf_GetBits() located in rfxswf.c. It allows an attacker to cause code execution.

### POC

#### Reference
- https://github.com/matthiaskramm/swftools/issues/169

#### Github
No PoCs found on GitHub currently.