XWiki 15.x CVE-2024-21651: Tika Tar DOS via Malformed TAR
CVE-2024-21651 Published on January 9, 2024
XWiki Denial of Service attack through attachments
XWiki Platform is a generic wiki platform offering runtime services for applications built on top of it. A user able to attach a file to a page can post a malformed TAR file by manipulating file modification times headers, which when parsed by Tika, could cause a denial of service issue via CPU consumption. This vulnerability has been patched in XWiki 14.10.18, 15.5.3 and 15.8 RC1.
Vulnerability Analysis
CVE-2024-21651 can be exploited with network access, and does not require authorization privileges or user interaction. This vulnerability is considered to have a low attack complexity. The potential impact of an exploit of this vulnerability is considered to have no impact on confidentiality and integrity, and a high impact on availability.
Weakness Type
What is a Resource Exhaustion Vulnerability?
The software does not properly control the allocation and maintenance of a limited resource, thereby enabling an actor to influence the amount of resources consumed, eventually leading to the exhaustion of available resources.
CVE-2024-21651 has been classified to as a Resource Exhaustion vulnerability or weakness.
Products Associated with CVE-2024-21651
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Affected Versions
xwiki-platform:- Version >= 14.10, < 14.10.18 is affected.
- Version >= 15.0-rc-1, < 15.5.3 is affected.
- Version >= 15.6-rc-1, < 15.8-rc-1 is affected.
Exploit Probability
EPSS (Exploit Prediction Scoring System) scores estimate the probability that a vulnerability will be exploited in the wild within the next 30 days. The percentile shows you how this score compares to all other vulnerabilities.