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Security Advisories: GSA_kwCzR0hTQS0zOTg5LTRjNngtNzI1Zs4AAy5z
XWiki Platform vulnerable to privilege escalation from view right on XWiki.AttachmentSelector
Impact
Any user with view rights on XWiki.AttachmentSelector
can execute arbitrary Groovy, Python or Velocity code in XWiki leading to full access to the XWiki installation. The root cause is improper escaping in the "Cancel and return to page" button. This page is installed by default.
See https://jira.xwiki.org/browse/XWIKI-20275 for the reproduction steps.
Patches
The vulnerability has been patched in XWiki 15.0-rc-1, 14.10.1, 14.4.8, and 13.10.11.
Workarounds
The issue can be fixed by applying this patch on XWiki.AttachmentSelector
.
References
- https://github.com/xwiki/xwiki-platform/commit/aca1d677c58563bbe6e35c9e1c29fd8b12ebb996
- https://jira.xwiki.org/browse/XWIKI-20275
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
JSON: https://advisories.ecosyste.ms/api/v1/advisories/GSA_kwCzR0hTQS0zOTg5LTRjNngtNzI1Zs4AAy5z
Source: GitHub Advisory Database
Origin: Unspecified
Severity: Critical
Classification: General
Published: about 1 year ago
Updated: 6 months ago
CVSS Score: 9.9
CVSS vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:L
Identifiers: GHSA-3989-4c6x-725f, CVE-2023-29516
References:
- https://github.com/xwiki/xwiki-platform/security/advisories/GHSA-3989-4c6x-725f
- https://nvd.nist.gov/vuln/detail/CVE-2023-29516
- https://github.com/xwiki/xwiki-platform/commit/aca1d677c58563bbe6e35c9e1c29fd8b12ebb996
- https://jira.xwiki.org/browse/XWIKI-20275
- https://github.com/advisories/GHSA-3989-4c6x-725f
Blast Radius: 1.0
Affected Packages
maven:org.xwiki.platform:xwiki-platform-attachment-ui
Affected Version Ranges: >= 14.5, < 14.10.1, >= 14.0-rc-1, < 14.4.8, >= 2.0-rc-2, < 13.10.11Fixed in: 14.10.1, 14.4.8, 13.10.11