CVEs-PoC/2020/CVE-2020-5811.md

### [CVE-2020-5811](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-5811)
![](https://img.shields.io/static/v1?label=Product&message=Umbraco%20CMS&color=blue)
![](https://img.shields.io/static/v1?label=Version&message=n%2Fa&color=blue)
![](https://img.shields.io/static/v1?label=Vulnerability&message=Path%20Traversal&color=brighgreen)

### Description

An authenticated path traversal vulnerability exists during package installation in Umbraco CMS <= 8.9.1 or current, which could result in arbitrary files being written outside of the site home and expected paths when installing an Umbraco package.

### POC

#### Reference
- http://packetstormsecurity.com/files/163965/Umbraco-CMS-8.9.1-Traversal-Arbitrary-File-Write.html
- https://www.tenable.com/security/research/tra-2020-59

#### Github
- https://github.com/ARPSyndicate/cvemon