What is CVE-2019-16258?

CVE-2019-16258 is a medium-severity vulnerability in Hom.ee Brain Cube, classified under Missing Authentication for Critical Function. CVSS score: 6.8/10. Published 2020-03-20.

How severe is CVE-2019-16258?

Medium severity. CVSS v3 base score is 6.8 out of 10.

Auth bypass in Hom.ee Brain Cube

CVE-2019-16258

The bootloader of the homee Brain Cube V2 through 2.23.0 allows attackers with physical access to gain root access by manipulating the U-Boot environment via the CLI after connecting to the internal UART interface.

Vulnerability class: Broken Authentication

Published 2020-03-20 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 6.8 (Medium). Vector: CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.003 (20.2th percentile), scored 2026-10-01.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 20th percentile — 20.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.003 · newest: 0.003 · change: 0.000

Affected products

Weakness classification (CWE)

CWE-306 — Missing Authentication for Critical Function

References

store.hom.ee/collections/all/products/homee-brain-cube (Product, Vendor Advisory)
www.syss.de/fileadmin/dokumente/Publikationen/Advisories/SYSS-2019-026.txt (Third Party Advisory)

Frequently asked questions

What is CVE-2019-16258?: CVE-2019-16258 is a medium-severity vulnerability in Hom.ee Brain Cube, classified under Missing Authentication for Critical Function. CVSS score: 6.8/10. Published 2020-03-20.
How severe is CVE-2019-16258?: Medium severity. CVSS v3 base score is 6.8 out of 10.