### [CVE-2021-33491](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-33491)
![](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

OX App Suite through 7.10.5 allows Directory Traversal via ../ in an OOXML or ODF ZIP archive, because of the mishandling of relative paths in mail addresses in conjunction with auto-configuration DNS records.

### POC

#### Reference
- http://packetstormsecurity.com/files/165028/OX-App-Suite-Ox-Documents-7.10.x-XSS-Code-Injection-Traversal.html
- https://seclists.org/fulldisclosure/2021/Nov/42

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