cve/2023/CVE-2023-5222.md

### [CVE-2023-5222](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-5222)
![](https://img.shields.io/static/v1?label=Product&message=Vitogate%20300&color=blue)
![](https://img.shields.io/static/v1?label=Version&message=%3D%202.1.0%20&color=brighgreen)
![](https://img.shields.io/static/v1?label=Vulnerability&message=CWE-259%20Use%20of%20Hard-coded%20Password&color=brighgreen)

### Description

A vulnerability classified as critical was found in Viessmann Vitogate 300 up to 2.1.3.0. This vulnerability affects the function isValidUser of the file /cgi-bin/vitogate.cgi of the component Web Management Interface. The manipulation leads to use of hard-coded password. The exploit has been disclosed to the public and may be used. The identifier of this vulnerability is VDB-240364. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.

### POC

#### Reference
- https://github.com/Push3AX/vul/blob/main/viessmann/Vitogate300_HardcodedPassword.md
- https://github.com/Push3AX/vul/blob/main/viessmann/Vitogate300_HardcodedPassword.md

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