CVE-2024-21651: XWiki Denial of Service attack through attachments
First published: Mon Jan 08 2024(Updated: )
### 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)
Credit: security-advisories@github.com security-advisories@github.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| maven/org.xwiki.platform:xwiki-platform-distribution-war | >=15.6-rc-1<15.8-rc-1 | 15.8-rc-1 |
| maven/org.xwiki.platform:xwiki-platform-distribution-war | >=15.0-rc-1<15.5.3 | 15.5.3 |
| maven/org.xwiki.platform:xwiki-platform-distribution-war | >=14.10<14.10.18 | 14.10.18 |
| Xwiki Xwiki | >=14.10<14.10.18 | |
| Xwiki Xwiki | >=15.5<15.5.3 | |
| Xwiki Xwiki | >=15.6<15.8 |
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Reference Links
- https://github.com/xwiki/xwiki-platform/security/advisories/GHSA-8959-rfxh-r4j4
- https://jira.xwiki.org/browse/XCOMMONS-2796
- https://search.maven.org/remotecontent?filepath=org/apache/commons/commons-compress/1.24.0/commons-compress-1.24.0.jar
- https://nvd.nist.gov/vuln/detail/CVE-2024-21651
- https://github.com/advisories/GHSA-8959-rfxh-r4j4 (Advisory)
- collector/github-advisory-latest
- alias/GHSA-8959-rfxh-r4j4
- alias/CVE-2024-21651
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