XWiki vulnerable to Denial of Service attack through attachments
### Impact 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. ### Patches This vulnerability has been patched in XWiki 14.10.18, 15.5.3 and 15.8 RC1. ### Workarounds The workaround is to download [commons-compress 1.24](https://search.maven.org/remotecontent?filepath=org/apache/commons/commons-compress/1.24.0/commons-compress-1.24.0.jar) and replace the one located in XWiki `WEB-INF/lib/` folder. ### References https://jira.xwiki.org/browse/XCOMMONS-2796 ### For more information If you have any questions or comments about this advisory: * Open an issue in [Jira XWiki.org](https://jira.xwiki.org/) * Email us at [Security Mailing List](mailto:security@xwiki.org)
describes (1)
Related CVEs.
| ID | severity | exploitable | ||
|---|---|---|---|---|
| CVE-2024-21651US | medium6.5 | — | ||
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 man… | ||||
references
External citations — patches, advisories, analysis.
- https://github.com/xwiki/xwiki-platformPACKAGE
- https://github.com/xwiki/xwiki-platform/security/advisories/GHSA-8959-rfxh-r4j4WEB
- https://jira.xwiki.org/browse/XCOMMONS-2796WEB
- https://nvd.nist.gov/vuln/detail/CVE-2024-21651ADVISORY
- https://search.maven.org/remotecontent?filepath=org/apache/commons/commons-compress/1.24.0/commons-compress-1.24.0.jarWEB
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