cve/2020/CVE-2020-27402.md

### [CVE-2020-27402](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-27402)
![](https://img.shields.io/static/v1?label=Product&message=n%2Fa&color=blue)
![](https://img.shields.io/static/v1?label=Version&message=n%2Fa&color=blue)
![](https://img.shields.io/static/v1?label=Vulnerability&message=n%2Fa&color=brighgreen)

### Description

The HK1 Box S905X3 TV Box contains a vulnerability that allows a local unprivileged user to escalate to root using the /system/xbin/su binary via a serial port (UART) connection or using adb.

### POC

#### Reference
- https://github.com/sickcodes/security/blob/master/advisories/SICK-2020-004.md
- https://sick.codes/sick-2020-004/
- https://threatpost.com/authentication-bug-android-smart-tv-data-theft/160025/
- https://www.cybersecurity-help.cz/vdb/SB2020101404
- https://www.securitylab.ru/news/513051.php

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