CVE-2011-4203

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Summary

CVECVE-2011-4203
StatePUBLISHED
Assignermitre
Source PriorityCVE Program / NVD first with legacy fallback
Published2011-12-22 15:29:20 UTC
Updated2026-04-29 01:13:23 UTC
DescriptionCRLF 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.

Risk And Classification

Primary CVSS: v2.0 5 from [email protected]

AV:N/AC:L/Au:N/C:N/I:P/A:N

Problem Types: CWE-94 | n/a

CVSS v2.0 Breakdown

Access Vector
Network
Access Complexity
Low
Authentication
None
Confidentiality
None
Integrity
Partial
Availability
None

AV:N/AC:L/Au:N/C:N/I:P/A:N

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Application Moodle Moodle 1.9.1 All All All
Application Moodle Moodle 1.9.10 All All All
Application Moodle Moodle 1.9.11 All All All
Application Moodle Moodle 1.9.12 All All All
Application Moodle Moodle 1.9.13 All All All
Application Moodle Moodle 1.9.14 All All All
Application Moodle Moodle 1.9.2 All All All
Application Moodle Moodle 1.9.3 All All All
Application Moodle Moodle 1.9.4 All All All
Application Moodle Moodle 1.9.5 All All All
Application Moodle Moodle 1.9.6 All All All
Application Moodle Moodle 1.9.7 All All All
Application Moodle Moodle 1.9.8 All All All
Application Moodle Moodle 1.9.9 All All All
Application Moodle Moodle 2.0.0 All All All
Application Moodle Moodle 2.0.1 All All All
Application Moodle Moodle 2.0.2 All All All
Application Moodle Moodle 2.0.3 All All All
Application Moodle Moodle 2.0.4 All All All
Application Moodle Moodle 2.0.5 All All All
Application Moodle Moodle 2.1.0 All All All
Application Moodle Moodle 2.1.1 All All All
Application Moodle Moodle 2.1.2 All All All
Application Moodle Moodle 2.2.0 All All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Na N/a affected n/a Not specified

References

ReferenceSourceLinkTags
Moodle Tracker - Log in af854a3a-2127-422b-91ae-364da2661108 tracker.moodle.org
Advisory: CRLF Injection Vulnerability in Moodle. « Pentura Labs's Blog af854a3a-2127-422b-91ae-364da2661108 penturalabs.wordpress.com Exploit
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

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