xwiki-platform up to 14.0/14.10.20/15.5.4/15.10.5 authorization

Summaryinfo

A vulnerability described as problematic has been identified in xwiki-platform up to 14.0/14.10.20/15.5.4/15.10.5. Impacted is an unknown function. Such manipulation leads to authorization. This vulnerability is listed as CVE-2024-37898. The attack may be performed from remote. There is no available exploit. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability, which was classified as problematic, has been found in xwiki-platform up to 14.0/14.10.20/15.5.4/15.10.5. Affected by this issue is an unknown code block. The manipulation with an unknown input leads to a authorization vulnerability. Using CWE to declare the problem leads to CWE-862. The product does not perform an authorization check when an actor attempts to access a resource or perform an action. Impacted is integrity. CVE summarizes:

XWiki Platform is a generic wiki platform offering runtime services for applications built on top of it. When a user has view but not edit right on a page in XWiki, that user can delete the page and replace it by a page with new content without having delete right. The previous version of the page is moved into the recycle bin and can be restored from there by an admin. As the user is recorded as deleter, the user would in theory also be able to view the deleted content, but this is not directly possible as rights of the previous version are transferred to the new page and thus the user still doesn't have view right on the page. It therefore doesn't seem to be possible to exploit this to gain any rights. This has been patched in XWiki 14.10.21, 15.5.5 and 15.10.6 by cancelling save operations by users when a new document shall be saved despite the document's existing already.

The advisory is available at github.com. This vulnerability is handled as CVE-2024-37898 since 06/10/2024. The exploitation is known to be easy. The attack may be launched remotely. The technical details are unknown and an exploit is not available.

Upgrading to version 14.0-rc-1, 14.10.21, 15.5.5 or 15.10.6 eliminates this vulnerability. Applying the patch 0bc27d6ec63c8a505ff950e2d1792cb4f773c22e 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

Type

• Content Management System

Name

• xwiki-platform

Version

• 14.0
• 14.10.0
• 14.10.1
• 14.10.2
• 14.10.3
• 14.10.4
• 14.10.5
• 14.10.6
• 14.10.7
• 14.10.8
• 14.10.9
• 14.10.10
• 14.10.11
• 14.10.12
• 14.10.13
• 14.10.14
• 14.10.15
• 14.10.16
• 14.10.17
• 14.10.18
• 14.10.19
• 14.10.20
• 15.5.0
• 15.5.1
• 15.5.2
• 15.5.3
• 15.5.4
• 15.10.0
• 15.10.1
• 15.10.2
• 15.10.3
• 15.10.4
• 15.10.5

License

• open-source

CPE 2.3info

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CPE 2.2info

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