Ecosyste.ms: Advisories

Security Advisories: GSA_kwCzR0hTQS1yZmg2LW1nNmgtaDY2OM4AAyuy

xwiki-platform-administration-ui vulnerable to privilege escalation

Impact

Any user with edit rights on a page (e.g., it's own user page), can execute arbitrary Groovy, Python or Velocity code in XWiki leading to full access to the XWiki installation. The root cause is improper escaping of the section ids in XWiki.AdminFieldsDisplaySheet. This page is installed by default.

Reproduction steps are described in https://jira.xwiki.org/browse/XWIKI-20261

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.AdminFieldsDisplaySheet.

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

Permalink: https://github.com/advisories/GHSA-rfh6-mg6h-h668
JSON: https://advisories.ecosyste.ms/api/v1/advisories/GSA_kwCzR0hTQS1yZmg2LW1nNmgtaDY2OM4AAyuy
Source: GitHub Advisory Database
Origin: Unspecified
Severity: Critical
Classification: General
Published: over 1 year ago
Updated: over 1 year 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-rfh6-mg6h-h668, CVE-2023-29511
References:

• https://github.com/xwiki/xwiki-platform/security/advisories/GHSA-rfh6-mg6h-h668
• https://github.com/xwiki/xwiki-platform/commit/f1e310826a19acdcdecdecdcfe171d21f24d6ede
• https://jira.xwiki.org/browse/XWIKI-20261
• https://nvd.nist.gov/vuln/detail/CVE-2023-29511
• https://github.com/advisories/GHSA-rfh6-mg6h-h668

Repository: https://github.com/xwiki/xwiki-platform
Blast Radius: 1.0

Affected Packages