CVE-2023-29519: Code injection in org.xwiki.platform:xwiki-platform-attachment-ui
Impact A registered user can perform remote code execution leading to privilege escalation by injecting the proper code in the "property" field of an attachment selector, as a gadget of their own dashboard. Note that the vulnerability does not impact comments of a wiki.
Patches The vulnerability has been patched in XWiki 13.10.11, 14.4.8, 14.10.2, 15.0-rc-1.
Workarounds The problem can be worked around by applying following changes directly in XWiki.AttachmentSelector page: https://github.com/xwiki/xwiki-platform/commit/5e8725b4272cd3e5be09d3ca84273be2da6869c1.
References
https://jira.xwiki.org/browse/XWIKI-20364 https://github.com/xwiki/xwiki-platform/commit/5e8725b4272cd3e5be09d3ca84273be2da6869c1
For more information
If you have any questions or comments about this advisory: Open an issue in Jira XWiki.org Email us at Security Mailing List
Other sources
XWiki Platform is a generic wiki platform offering runtime services for applications built on top of it. A registered user can perform remote code execution leading to privilege escalation by injecting the proper code in the "property" field of an attachment selector, as a gadget of their own dashboard. Note that the vulnerability does not impact comments of a wiki. The vulnerability has been patched in XWiki 13.10.11, 14.4.8, 14.10.2, 15.0-rc-1. Users are advised to upgrade. There are no known workarounds for this vulnerability.
Affected Software
Remediation
Patch Available
Event History
Frequently Asked Questions
What is CVE-2023-29519?
CVE-2023-29519 is a vulnerability in XWiki Platform that allows a registered user to perform remote code execution and privilege escalation.
How does CVE-2023-29519 work?
CVE-2023-29519 works by injecting malicious code into the "property" field of an attachment selector as a gadget in the user's dashboard.
What versions of XWiki Platform are affected by CVE-2023-29519?
XWiki Platform versions from 13.10.11 to 14.4.8 are affected by CVE-2023-29519.
What is the severity of CVE-2023-29519?
CVE-2023-29519 has a severity rating of 8.8, which is considered critical.
How can CVE-2023-29519 be fixed?
To fix CVE-2023-29519, users should update to a version of XWiki Platform that is not affected by the vulnerability.