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GHSA-9qrp-h7fw-42hg
No affected components available
Impact
One can ask for any file located in the classloader using the template API and a path with ".." in it. For example
{{template name="../xwiki.hbm.xml"/}}
To our knownledge none of the available files of the classloader in XWiki Standard contain any strong confidential data, hence the low confidentiality value of this advisory.
Patches
The issue is patched in versions 14.0 and 13.10.3.
Workarounds
There's no easy workaround for this issue, administrators should upgrade their wiki.
References
- https://jira.xwiki.org/browse/XWIKI-19349
- https://github.com/xwiki/xwiki-platform/commit/4917c8f355717bb636d763844528b1fe0f95e8e2
For more information
If you have any questions or comments about this advisory:
- Open an issue in Jira XWiki
- Email us at security mailing list
The vulnerability can be exploited over the network without needing physical access. It is easy for an attacker to exploit this vulnerability. An attacker needs high-level or administrative privileges. No user interaction is needed for the attacker to exploit this vulnerability. The impact is confined to the system where the vulnerability exists. There is a low impact on the confidentiality of the information.
Limited exploitation activity has been observed. Close monitoring and planned remediation are recommended.
Probability that this vulnerability will be exploited in the wild within the next 30 days.
We did not find any exploit available. Neither in GitHub repositories nor in the Exploit-Database.
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