CVE-2020-27402
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.
Date published : 2020-11-05
https://github.com/sickcodes/security/blob/master/advisories/SICK-2020-004.md