Vulnerability Description
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.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Moodle | Moodle | 1.9.1 |
Related Weaknesses (CWE)
References
- http://git.moodle.org/gw?p=moodle.git%3Ba=commit%3Bh=e079e82c087becf06d902089d14
- http://moodle.org/mod/forum/discuss.php?d=191755Vendor Advisory
- http://www.debian.org/security/2012/dsa-2421
- https://bugzilla.redhat.com/show_bug.cgi?id=761248
- http://git.moodle.org/gw?p=moodle.git%3Ba=commit%3Bh=e079e82c087becf06d902089d14
- http://moodle.org/mod/forum/discuss.php?d=191755Vendor Advisory
- http://www.debian.org/security/2012/dsa-2421
- https://bugzilla.redhat.com/show_bug.cgi?id=761248
FAQ
What is CVE-2011-4587?
CVE-2011-4587 is a vulnerability with a CVSS score of 6.8 (MEDIUM). 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 attack...
How severe is CVE-2011-4587?
CVE-2011-4587 has been rated MEDIUM with a CVSS base score of 6.8/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2011-4587?
Check the references section above for vendor advisories and patch information. Affected products include: Moodle Moodle.