{"id":"UBUNTU-CVE-2012-3387","details":"Moodle 2.3.x before 2.3.1 uses only a client-side check for whether references are permitted in a file upload, which allows remote authenticated users to bypass intended alias (aka shortcut) restrictions via a client that omits this check.","modified":"2025-07-16T07:30:56.394301Z","published":"2012-07-23T21:55:00Z","withdrawn":"2025-07-18T16:42:46Z","upstream":["CVE-2012-3387"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2012-3387"},{"type":"REPORT","url":"http://openwall.com/lists/oss-security/2012/07/17/1"},{"type":"REPORT","url":"http://git.moodle.org/gw?p=moodle.git&a=search&h=HEAD&st=commit&s=MDL-33948"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2012-3387"}],"affected":[{"package":{"name":"moodle","ecosystem":"Ubuntu:14.04:LTS","purl":"pkg:deb/ubuntu/moodle@2.5.4-1ubuntu1?arch=source&distro=trusty"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.5.4-1ubuntu1"}]}],"versions":["2.5.2-1","2.5.3-1","2.5.3-2","2.5.3-3"],"ecosystem_specific":{"availability":"No subscription required","binaries":[{"binary_name":"moodle","binary_version":"2.5.4-1ubuntu1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2012/UBUNTU-CVE-2012-3387.json"}}],"schema_version":"1.7.3","severity":[{"type":"Ubuntu","score":"medium"}]}