CVE-2023-41894
Home Assistant Webhook Unauthenticated Remote Command Execution
Description
Home assistant is an open source home automation. The assessment verified that webhooks available in the webhook component are triggerable via the `*.ui.nabu.casa` URL without authentication, even when the webhook is marked as Only accessible from the local network. This issue is facilitated by the SniTun proxy, which sets the source address to 127.0.0.1 on all requests sent to the public URL and forwarded to the local Home Assistant. This issue has been addressed in version 2023.9.0 and all users are advised to upgrade. There are no known workarounds for this vulnerability.
INFO
Published Date :
Oct. 20, 2023, 12:15 a.m.
Last Modified :
Oct. 26, 2023, 6:01 p.m.
Source :
[email protected]
Remotely Exploitable :
Yes !
Impact Score :
1.4
Exploitability Score :
3.9
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2023-41894.
| URL | Resource |
|---|---|
| https://github.com/home-assistant/core/security/advisories/GHSA-wx3j-3v2j-rf45 | Vendor Advisory |
| https://www.home-assistant.io/blog/2023/10/19/security-audits-of-home-assistant/ | Vendor Advisory |
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2023-41894 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2023-41894 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
CVE Modified by [email protected]
May. 14, 2024
Action Type Old Value New Value -
Initial Analysis by [email protected]
Oct. 26, 2023
Action Type Old Value New Value Added CVSS V3.1 NIST AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N Changed Reference Type https://github.com/home-assistant/core/security/advisories/GHSA-wx3j-3v2j-rf45 No Types Assigned https://github.com/home-assistant/core/security/advisories/GHSA-wx3j-3v2j-rf45 Vendor Advisory Changed Reference Type https://www.home-assistant.io/blog/2023/10/19/security-audits-of-home-assistant/ No Types Assigned https://www.home-assistant.io/blog/2023/10/19/security-audits-of-home-assistant/ Vendor Advisory Added CWE NIST NVD-CWE-Other Added CPE Configuration OR *cpe:2.3:a:home-assistant:home-assistant:*:*:*:*:*:*:*:* versions up to (excluding) 2023.9.0
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2023-41894 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2023-41894
weaknesses.
Exploit Prediction
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.
0.07 }} 0.00%
score
0.31441
percentile