Description
SilverStripe 2.3.x before 2.3.12 and 2.4.x before 2.4.6 allows remote authenticated users with the EDIT_PERMISSIONS permission to gain administrator privileges via a TreeMultiselectField that includes admin groups when adding a user to the selected groups.
References
- https://github.com/silverstripe/sapphire/commit/de1f070
- [oss-security] 20120430 CVE-request: SilverStripe before 2.4.4 mailing-list
- [oss-security] 20120430 Re: CVE-request: SilverStripe before 2.4.4 mailing-list
- http://doc.silverstripe.org/framework/en/trunk/changelogs/2.3.12
- http://doc.silverstripe.org/framework/en/trunk/changelogs/2.4.6