Vulnerability Description
lib/classes/grades_external.php in Moodle 2.7.x before 2.7.3 does not consider the moodle/grade:viewhidden capability before displaying hidden grades, which allows remote authenticated users to obtain sensitive information by leveraging the student role to access the get_grades web service.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Moodle | Moodle | <= 2.4.11 |
Related Weaknesses (CWE)
References
- http://git.moodle.org/gw?p=moodle.git&a=search&h=HEAD&st=commit&s=MDL-47766
- http://openwall.com/lists/oss-security/2014/11/17/11
- http://www.securitytracker.com/id/1031215
- https://moodle.org/mod/forum/discuss.php?d=275153Vendor Advisory
- http://git.moodle.org/gw?p=moodle.git&a=search&h=HEAD&st=commit&s=MDL-47766
- http://openwall.com/lists/oss-security/2014/11/17/11
- http://www.securitytracker.com/id/1031215
- https://moodle.org/mod/forum/discuss.php?d=275153Vendor Advisory
FAQ
What is CVE-2014-7831?
CVE-2014-7831 is a vulnerability with a CVSS score of 4.0 (MEDIUM). lib/classes/grades_external.php in Moodle 2.7.x before 2.7.3 does not consider the moodle/grade:viewhidden capability before displaying hidden grades, which allows remote authenticated users to obtain...
How severe is CVE-2014-7831?
CVE-2014-7831 has been rated MEDIUM with a CVSS base score of 4.0/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2014-7831?
Check the references section above for vendor advisories and patch information. Affected products include: Moodle Moodle.