XWiki Platform memory exhaustion via huge obj ID in page before 14.0-rc-1
CVE-2023-26470 Published on March 2, 2023
In XWiki Platform, saving a document with a large object number leads to persistent OOM errors
XWiki Platform is a generic wiki platform offering runtime services for applications built on top of it. It's possible to make the farm unusable by adding an object to a page with a huge number (e.g. 67108863). Most of the time this will fill the memory allocated to XWiki and make it unusable every time this document is manipulated. This issue has been patched in XWiki 14.0-rc-1.
Vulnerability Analysis
CVE-2023-26470 is exploitable with network access, requires user interaction and a small amount of user privileges. 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-2023-26470 has been classified to as a Resource Exhaustion vulnerability or weakness.
Products Associated with CVE-2023-26470
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Affected Versions
xwiki-platform Version < 14.0-rc-1 is affected by CVE-2023-26470Vulnerable Packages
The following package name and versions may be associated with CVE-2023-26470
| Package Manager | Vulnerable Package | Versions | Fixed In |
|---|---|---|---|
| maven | org.xwiki.platform:xwiki-platform-oldcore | < 14.0-rc-1 | 14.0-rc-1 |
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.