### [CVE-2021-25832](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-25832)
![](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

A heap buffer overflow vulnerability inside of BMP image processing was found at [core] module of ONLYOFFICE DocumentServer v4.0.0-9-v6.0.0. Using this vulnerability, an attacker is able to gain remote code executions on DocumentServer.

### POC

#### Reference
- https://github.com/merrychap/poc_exploits/tree/master/ONLYOFFICE/CVE-2021-25832

#### Github
- https://github.com/konatabrk/POC-onlyoffice
- https://github.com/merrychap/POC-onlyoffice