Is CVE-2023-41894 in the CISA KEV catalog?

No. CVE-2023-41894 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2023-41894?

CVE-2023-41894 has a CVSS v3 base score of 5.3 (MEDIUM).

What is the EPSS score for CVE-2023-41894?

CVE-2023-41894 has an EPSS score of 0.42% (34th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2023-41894?

Upgrade home-assistant to 2023.9.0 or later.

CVE & CISA-KEV Catalog

CVE-2023-41894

MEDIUM

5.3

CVSS v3

NVD

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.

CWE-669

How to fix

Remediation Available

home-assistantNVD

Affected:< 2023.9.0Fixed in:2023.9.0CVE-2023-41894derived from NVD

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredNone

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityLow

IntegrityNone

AvailabilityNone

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

Exploit Intelligence

0.42%probability of exploitation in 30 days

34thpercentile

Low risk: more likely to be exploited than 34% of all known CVEs.

References

Vendor Advisory2

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2024-11-21.