CVE-2023-29516 – org.xwiki.platform:xwiki-platform-attachment-ui

Package

Manager: maven
Name: org.xwiki.platform:xwiki-platform-attachment-ui
Vulnerable Version: >=2.0-rc-2 <13.10.11 || >=14.0-rc-1 <14.4.8 || >=14.5 <14.10.1

Severity

Level: Critical

CVSS v3.1: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:L

CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:L/SC:N/SI:N/SA:N

EPSS: 0.20283 pctl0.95303

Details

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](https://github.com/xwiki/xwiki-platform/commit/aca1d677c58563bbe6e35c9e1c29fd8b12ebb996) 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](https://jira.xwiki.org/) * Email us at [Security Mailing List](mailto:security@xwiki.org)

Metadata

Created: 2023-04-20T22:00:14Z
Modified: 2023-04-20T22:00:14Z
Source: https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2023/04/GHSA-3989-4c6x-725f/GHSA-3989-4c6x-725f.json
CWE IDs: ["CWE-74", "CWE-95"]
Alternative ID: GHSA-3989-4c6x-725f
Finding: F184
Auto approve: 1