Moodle Permissions Privileges and Access Controls Vulnerability - CVE-2013-2079
mod/assign/locallib.php in the assignment module in Moodle 2.3.x before 2.3.7 and 2.4.x before 2.4.4 does not consider capability requirements during the processing of ZIP assignment-archive download (aka downloadall) requests which allows remote authenticated users to read other users39 assignments by leveraging the student role.