Headline
CVE-2022-41930: XWIKI-19792: User should not be able to disable themselves · xwiki/xwiki-platform@5be1cc0
org.xwiki.platform:xwiki-platform-user-profile-ui is missing authorization to enable or disable users. Any user (logged in or not) with access to the page XWiki.XWikiUserProfileSheet can enable or disable any user profile. This might allow to a disabled user to re-enable themselves, or to an attacker to disable any user of the wiki. The problem has been patched in XWiki 13.10.7, 14.5RC1 and 14.4.2.
Workarounds:
The problem can be patched immediately by editing the page XWiki.XWikiUserProfileSheet in the wiki and by performing the changes contained in https://github.com/xwiki/xwiki-platform/commit/5be1cc0adf917bf10899c47723fa451e950271fa.
@@ -37,9 +37,10 @@
<syntaxId>xwiki/2.0</syntaxId>
<hidden>true</hidden>
<content>{{velocity}}
#if (“$!request.userId” != “” && ($request.action == “disable” || $request.action == “enable”) && $services.csrf.isTokenValid($request.csrf))
#if ($hasAdmin && “$!request.userId” != “” && ($request.action == “disable” || $request.action == “enable”) && $services.csrf.isTokenValid($request.csrf))
#set ($user = $xwiki.getUser($request.userId))
#if ($user.getUser().exists($xcontext.context))
#set ($isCurrentUser = $user.getUser().userReference.equals($xcontext.userReference))
#if (!$isCurrentUser && $user.getUser().exists($xcontext.context))
#set ($disabled = ($request.action == “disable”))
#set ($discard = $user.setDisabledStatus($disabled))
#set ($success = ($disabled && $user.isDisabled()) || (!$disabled && !$user.isDisabled()))
Related news
### Impact Any user (logged in or not) with access to the page XWiki.XWikiUserProfileSheet can enable or disable any user profile. This might allow to a disabled user to re-enable themselves, or to an attacker to disable any user of the wiki. ### Patches The problem has been patched in XWiki 13.10.7, 14.5RC1 and 14.4.2. ### Workarounds The problem can be patched immediately by editing the page `XWiki.XWikiUserProfileSheet` in the wiki and by performing the changes contained in https://github.com/xwiki/xwiki-platform/commit/5be1cc0adf917bf10899c47723fa451e950271fa. ### References * https://github.com/xwiki/xwiki-platform/commit/5be1cc0adf917bf10899c47723fa451e950271fa * https://jira.xwiki.org/browse/XWIKI-19792 ### For more information If you have any questions or comments about this advisory: * Open an issue in [JIRA](https://jira.xwiki.org) * Email us at [security ML](mailto:[email protected])