What is CVE-2023-41896?

CVE-2023-41896 is a high-severity vulnerability in Home-assistant Core, classified under Insufficient Verification of Data Authenticity. CVSS score: 7.1/10. Published 2023-10-19.

How severe is CVE-2023-41896?

High severity. CVSS v3 base score is 7.1 out of 10.

Vulnerability in Home-assistant Core

CVE-2023-41896

Home assistant is an open source home automation. Whilst auditing the frontend code to identify hidden parameters, Cure53 detected `auth_callback=1`, which is leveraged by the WebSocket authentication logic in tandem with the `state` param…

EPSS: 0.002 (42.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.1 (High). Vector: CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:H.

Affected products

Home-assistant Core — versions Home Assistant Core : < 2023.8.0, home-assistant-js-websocket: < 8.2.0

Weakness classification (CWE)

CWE-345 — Insufficient Verification of Data Authenticity

References

https://github.com/home-assistant/core/security/advisories/GHSA-cr83-q7r2-7f5q (x_refsource_CONFIRM)
https://github.com/home-assistant/core/security/advisories/GHSA-935v-rmg9-44mw (x_refsource_MISC)

Frequently asked questions

What is CVE-2023-41896?: CVE-2023-41896 is a high-severity vulnerability in Home-assistant Core, classified under Insufficient Verification of Data Authenticity. CVSS score: 7.1/10. Published 2023-10-19.
How severe is CVE-2023-41896?: High severity. CVSS v3 base score is 7.1 out of 10.