Privilege Escalation Affecting org.xwiki.platform:xwiki-platform-oldcore package, versions [,13.10.4)[14.0-rc-1,14.2)


Severity

Recommended
0.0
high
0
10

CVSS assessment made by Snyk's Security Team. Learn more

Threat Intelligence

EPSS
1.27% (86th percentile)

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  • Snyk IDSNYK-JAVA-ORGXWIKIPLATFORM-3018925
  • published8 Sept 2022
  • disclosed8 Sept 2022
  • creditUnknown

Introduced: 8 Sep 2022

CVE-2022-31166  (opens in a new tab)
CWE-269  (opens in a new tab)

How to fix?

Upgrade org.xwiki.platform:xwiki-platform-oldcore to version 13.10.4, 14.2 or higher.

Overview

org.xwiki.platform:xwiki-platform-oldcore is a generic wiki platform offering runtime services for applications built on top of it.

Affected versions of this package are vulnerable to Privilege Escalation when editing a right with the object editor, which leads to adding a supplementary empty value to groups which are then resolved as a reference to the XWiki.WebHome page. Exploiting this vulnerability allows adding an XWikiGroup xobject to that page and then transforming it into a group, allowing any user to obtain the privileges related to the edited right.

CVSS Scores

version 3.1