cve/2019/CVE-2019-3464.md

### [CVE-2019-3464](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-3464)
![](https://img.shields.io/static/v1?label=Product&message=rssh&color=blue)
![](https://img.shields.io/static/v1?label=Version&message=n%2Fa&color=blue)
![](https://img.shields.io/static/v1?label=Vulnerability&message=Incomplete%20sanitization%20of%20environment%20variable&color=brighgreen)

### Description

Insufficient sanitization of environment variables passed to rsync can bypass the restrictions imposed by rssh, a restricted shell that should restrict users to perform only rsync operations, resulting in the execution of arbitrary shell commands.

### POC

#### Reference
- http://seclists.org/fulldisclosure/2021/May/78

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