CVE-2020-27402

Published: Nov 5, 2020Modified: Jun 17, 2026

7.8

Vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Exploitability: 1.8 / Impact: 5.9

Source: NVD

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.

Affected (1)

Products: Hindotech: Hk1 Box S905x3 Firmware

Hindotech

1 product

Hk1 Box S905x3 Firmware

Configuration A

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Hindotech Hk1 Box S905x3 Firmware	Version hk1_x3_s905x3_4bit_v11_2019-11-05

Running on/with	Platform Versions
Hindotech Hk1 Box S905x3	All versions

References (10)

https://github.com/sickcodes/security/blob/master/advisories/SICK-2020-004.md

Source: cve@mitre.org

ExploitThird Party Advisory

https://sick.codes/sick-2020-004/

Source: cve@mitre.org

ExploitThird Party Advisory

https://threatpost.com/authentication-bug-android-smart-tv-data-theft/160025/

Source: cve@mitre.org

Third Party Advisory

https://www.cybersecurity-help.cz/vdb/SB2020101404

Source: cve@mitre.org

Third Party Advisory

https://www.securitylab.ru/news/513051.php

Source: cve@mitre.org

Third Party Advisory

https://github.com/sickcodes/security/blob/master/advisories/SICK-2020-004.md