CVE-2020-24395 Information

Description

The USB firmware update script of homee Brain Cube v2 (2.28.2 and 2.28.4) devices allows an attacker with physical access to install compromised firmware. This occurs because of insufficient validation of the firmware image file and can lead to code execution on the device.

CVSS Vector

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

Reference

https://www.syss.de/pentest-blog/ https://www.syss.de/fileadmin/dokumente/Publikationen/Advisories/SYSS-2020-026.txt

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

HIGH

Base Severity

6.8