CVE-2020-24395

Name: CVE-2020-24395
Creator: NVD / NIST
Published: 2021-05-20T14:15:07.583+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 6.8/10EPSS 0.24%

Last modified Jun 17, 2026

CVE-2020-24395 is a medium-severity vulnerability rated 6.8/10 on the CVSS scale. 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.. EPSS estimates a 0.24% chance of exploitation in the next 30 days.

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.

Metrics

CVSS 3.1

6.8/10

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

EPSS Probability

0.24%

14.9th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-345

Affected Software

Vendor	Product	Versions
Hom.Ee	Brain Cube Core	2.28.2
Hom.Ee	Brain Cube Core	2.28.4

References

https://www.syss.de/fileadmin/dokumente/Publikationen/Advisories/SYSS-2020-026.txtThird Party Advisory
https://www.syss.de/pentest-blog/Third Party Advisory
https://www.syss.de/fileadmin/dokumente/Publikationen/Advisories/SYSS-2020-026.txtThird Party Advisory
https://www.syss.de/pentest-blog/Third Party Advisory

Timeline

Published: May 20, 2021
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2020-24395?

How severe is CVE-2020-24395?

CVE-2020-24395 has a CVSS score of 6.8/10 (MEDIUM severity). The EPSS model estimates a 0.24% probability of exploitation in the next 30 days.

How do I fix CVE-2020-24395?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2020-24395?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST