Moodle · Moodle · CVE-2012-3397
**Name of the Vulnerable Software and Affected Versions**
Moodle versions 2.0.x through 2.0.9
Moodle versions 2.1.x through 2.1.6
Moodle versions 2.2.x through 2.2.3
Moodle versions 2.3.x through 2.3.0
**Description**
The issue allows remote authenticated users to bypass intended access restrictions by selecting an activity configured for a group of other users, due to a failure in checking group-membership requirements when determining activity availability or visibility.
**Recommendations**
For Moodle versions 2.0.x through 2.0.9, update to version 2.0.10 or later.
For Moodle versions 2.1.x through 2.1.6, update to version 2.1.7 or later.
For Moodle versions 2.2.x through 2.2.3, update to version 2.2.4 or later.
For Moodle versions 2.3.x through 2.3.0, update to version 2.3.1 or later.