Vulnerability Description
lib/filelib.php in Moodle through 2.2.11, 2.3.x before 2.3.10, 2.4.x before 2.4.7, and 2.5.x before 2.5.3 does not send "Cache-Control: private" HTTP headers, which allows remote attackers to obtain sensitive information by requesting a file that had been previously retrieved by a caching proxy server.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Moodle | Moodle | <= 2.2.11 |
Related Weaknesses (CWE)
References
- http://git.moodle.org/gw?p=moodle.git&a=search&h=HEAD&st=commit&s=MDL-38743ExploitPatch
- http://openwall.com/lists/oss-security/2013/11/25/1
- https://moodle.org/mod/forum/discuss.php?d=244479Vendor Advisory
- http://git.moodle.org/gw?p=moodle.git&a=search&h=HEAD&st=commit&s=MDL-38743ExploitPatch
- http://openwall.com/lists/oss-security/2013/11/25/1
- https://moodle.org/mod/forum/discuss.php?d=244479Vendor Advisory
FAQ
What is CVE-2013-4522?
CVE-2013-4522 is a vulnerability with a CVSS score of 5.0 (MEDIUM). lib/filelib.php in Moodle through 2.2.11, 2.3.x before 2.3.10, 2.4.x before 2.4.7, and 2.5.x before 2.5.3 does not send "Cache-Control: private" HTTP headers, which allows remote attackers to obtain s...
How severe is CVE-2013-4522?
CVE-2013-4522 has been rated MEDIUM with a CVSS base score of 5.0/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2013-4522?
Check the references section above for vendor advisories and patch information. Affected products include: Moodle Moodle.