CVEs-PoC/2020/CVE-2020-5763.md

### [CVE-2020-5763](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-5763)
![](https://img.shields.io/static/v1?label=Product&message=Grandstream%20HT800%20Series&color=blue)
![](https://img.shields.io/static/v1?label=Version&message=n%2Fa&color=blue)
![](https://img.shields.io/static/v1?label=Vulnerability&message=CWE-489&color=brighgreen)

### Description

Grandstream HT800 series firmware version 1.0.17.5 and below contain a backdoor in the SSH service. An authenticated remote attacker can obtain a root shell by correctly answering a challenge prompt.

### POC

#### Reference
- https://www.tenable.com/security/research/tra-2020-43
- https://www.tenable.com/security/research/tra-2020-47

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