Vulnerability Description
CRLF injection vulnerability in calendar/set.php in the Calendar component in Moodle 1.9.x before 1.9.15, 2.0.x before 2.0.6, 2.1.x before 2.1.3, and 2.2 allows remote attackers to inject arbitrary HTTP headers and conduct HTTP response splitting attacks via vectors involving the url variable.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Moodle | Moodle | 1.9.1 |
Related Weaknesses (CWE)
References
- http://penturalabs.wordpress.com/2011/12/13/advisory-crlf-injection-vulnerabilitExploit
- http://tracker.moodle.org/browse/MDL-24808
- http://penturalabs.wordpress.com/2011/12/13/advisory-crlf-injection-vulnerabilitExploit
- http://tracker.moodle.org/browse/MDL-24808
FAQ
What is CVE-2011-4203?
CVE-2011-4203 is a vulnerability with a CVSS score of 5.0 (MEDIUM). CRLF injection vulnerability in calendar/set.php in the Calendar component in Moodle 1.9.x before 1.9.15, 2.0.x before 2.0.6, 2.1.x before 2.1.3, and 2.2 allows remote attackers to inject arbitrary HT...
How severe is CVE-2011-4203?
CVE-2011-4203 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-2011-4203?
Check the references section above for vendor advisories and patch information. Affected products include: Moodle Moodle.