CVEs-PoC/2021/CVE-2021-26804.md

### [CVE-2021-26804](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-26804)
![](https://img.shields.io/static/v1?label=Product&message=n%2Fa&color=blue)
![](https://img.shields.io/static/v1?label=Version&message=n%2Fa%20&color=brightgreen)
![](https://img.shields.io/static/v1?label=Vulnerability&message=n%2Fa&color=brightgreen)

### Description

Insecure Permissions in Centreon Web versions 19.10.18, 20.04.8, and 20.10.2 allows remote attackers to bypass validation by changing any file extension to ".gif", then uploading it in the "Administration/ Parameters/ Images" section of the application.

### POC

#### Reference
- https://medium.com/@pedro.ferreira.phf/vulnerability-affecting-some-versions-of-centreon-2b34bd6dc621

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