GeoServer up to 2.23.2 REST Resources API cross site scripting

Summaryinfo

A vulnerability has been found in GeoServer up to 2.23.2 and classified as problematic. This vulnerability affects unknown code of the component REST Resources API. This manipulation causes cross site scripting. This vulnerability is handled as CVE-2023-51445. The attack can be initiated remotely. There is not any exploit available. The affected component should be upgraded.

Detailsinfo

A vulnerability classified as problematic was found in GeoServer up to 2.23.2. Affected by this vulnerability is an unknown part of the component REST Resources API. The manipulation with an unknown input leads to a cross site scripting vulnerability. The CWE definition for the vulnerability is CWE-79. The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users. As an impact it is known to affect integrity. The summary by CVE is:

GeoServer is an open source software server written in Java that allows users to share and edit geospatial data. A stored cross-site scripting (XSS) vulnerability exists in versions prior to 2.23.3 and 2.24.0 that enables an authenticated administrator with workspace-level privileges to store a JavaScript payload in uploaded style/legend resources that will execute in the context of another administrator's browser when viewed in the REST Resources API. Access to the REST Resources API is limited to full administrators by default and granting non-administrators access to this endpoint should be carefully considered as it may allow access to files containing sensitive information. Versions 2.23.3 and 2.24.0 contain a patch for this issue.

It is possible to read the advisory at github.com. This vulnerability is known as CVE-2023-51445 since 12/19/2023. The exploitation appears to be easy. The attack can be launched remotely. The exploitation needs additional levels of successful authentication. It demands that the victim is doing some kind of user interaction. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1059.007 according to MITRE ATT&CK.

Upgrading to version 2.23.3 or 2.24.0 eliminates this vulnerability. Applying the patch 7db985738ff2422019ccac974cf547bae5770cad is able to eliminate this problem. The bugfix is ready for download at github.com. The best possible mitigation is suggested to be upgrading to the latest version.

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Productinfo

Name

• GeoServer

Version

• 2.23.0
• 2.23.1
• 2.23.2

License

• open-source

Website

• Product: https://github.com/geoserver/geoserver/

CPE 2.3info

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CPE 2.2info

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