lib/moodlelib.php in Moodle 1.9.x before 1.9.15, 2.0.x before 2.0.6,
and 2.1.x before 2.1.3 does not properly handle certain zero values in
the password policy, which makes it easier for remote attackers to
obtain access by leveraging the possible existence of user accounts
that have unchangeable blank passwords.
Note:References are provided for the convenience of the reader to help distinguish between vulnerabilities. The list is not intended to be complete.
Disclaimer: The entry creation date may reflect when
the CVE-ID was allocated or reserved, and does not
necessarily indicate when this vulnerability was
discovered, shared with the affected vendor, publicly
disclosed, or updated in CVE.
This is an entry on the CVE
list, which standardizes names for security