CVE-2024-42468: openhab Path Traversal — Fix

Description

openHAB, a provider of open-source home automation software, has add-ons including the visualization add-on CometVisu. CometVisuServlet in versions prior to 4.2.1 is susceptible to an unauthenticated path traversal vulnerability. Local files on the server can be requested via HTTP GET on the CometVisuServlet. This issue may lead to information disclosure. Users should upgrade to version 4.2.1 of the CometVisu add-on of openHAB to receive a patch.

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CVSS v3.1 Score

5.3

MEDIUM

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

Weakness Type (CWE)

CWE-22 Path Traversal

Affected Products

Vendor	Product	Versions
openhab	openhab	< 4.2.1

References

Advisories & Patches

https://github.com/openhab/openhab-webui/blob/1c03c60f84388b9d7da0231df2d4ebb1e17d3fcf/bundles/org.openhab.ui.cometvisu/src/main/java/org/openhab/ui/cometvisu/internal/servlet/CometVisuServlet.java#L75 https://github.com/openhab/openhab-webui/commit/630e8525835c698cf58856aa43782d92b18087f2 https://github.com/openhab/openhab-webui/security/advisories/GHSA-pcwp-26pw-j98w

Frequently Asked Questions

What is CVE-2024-42468? +

openHAB, a provider of open-source home automation software, has add-ons including the visualization add-on CometVisu. CometVisuServlet in versions prior to 4.2.1 is susceptible to an unauthenticated path traversal vulnerability. Local files on the server can be requested via HTTP GET on the CometVisuServlet. This issue may lead to information disclosure. Users should upgrade to version 4.2.1 of the CometVisu add-on of openHAB to receive a patch. It has a CVSS v3.1 base score of 5.3 (MEDIUM).

How severe is CVE-2024-42468? +

CVE-2024-42468 has a CVSS v3.1 score of 5.3 out of 10, rated MEDIUM. This is a medium-severity vulnerability that should be remediated as part of regular maintenance.

What products are affected by CVE-2024-42468? +

CVE-2024-42468 affects products from openhab, specifically: openhab. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2024-42468? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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