CVEs-PoC/2021/CVE-2021-4229.md

### [CVE-2021-4229](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-4229)
![](https://img.shields.io/static/v1?label=Product&message=ua-parser-js&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-912%20Backdoor&color=brighgreen)

### Description

A vulnerability was found in ua-parser-js 0.7.29/0.8.0/1.0.0. It has been rated as critical. This issue affects the crypto mining component which introduces a backdoor. Upgrading to version 0.7.30, 0.8.1 and 1.0.1 is able to address this issue. It is recommended to upgrade the affected component.

### POC

#### Reference
- https://github.com/faisalman/ua-parser-js/issues/536
- https://vuldb.com/?id.185453

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