The default configuration of Moodle 2.0.x before 2.0.2 has an incorrect setting of the moodle/course:delete capability, which allows remote authenticated users to delete arbitrary courses by leveraging the teacher role.

References

• https://nvd.nist.gov/vuln/detail/CVE-2011-4285
• http://git.moodle.org/gw?p=moodle.git;a=commit;h=5cfe8aecb8b78e343ded38ba9e7a0a859887d21c
• http://moodle.org/mod/forum/discuss.php?d=170011
• http://openwall.com/lists/oss-security/2011/11/14/1
• moodle/moodle@5dd7e90