CVEs-PoC/2020/CVE-2020-19609.md

### [CVE-2020-19609](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-19609)
![](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

Artifex MuPDF before 1.18.0 has a heap based buffer over-write in tiff_expand_colormap() function when parsing TIFF files allowing attackers to cause a denial of service.

### POC

#### Reference
- https://bugs.ghostscript.com/show_bug.cgi?id=701176

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