Vulnerability Monitor

The vendors, products, and vulnerabilities you care about

CVE-2011-4203

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.

Published

2011-12-22T15:29:20.093

Last Modified

2025-04-11T00:51:21.963

Status

Deferred

Source

[email protected]

Severity

CVSSv2: 5.0 (MEDIUM)

CVSSv2 Vector

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

  • Access Vector: NETWORK
  • Access Complexity: LOW
  • Authentication: NONE
  • Confidentiality Impact: NONE
  • Integrity Impact: PARTIAL
  • Availability Impact: NONE
Exploitability Score

10.0

Impact Score

2.9

Weaknesses
  • Type: Primary
    CWE-94
Affected Vendors & Products
Type Vendor Product Version/Range Vulnerable?
Application moodle moodle 1.9.1 Yes
Application moodle moodle 1.9.2 Yes
Application moodle moodle 1.9.3 Yes
Application moodle moodle 1.9.4 Yes
Application moodle moodle 1.9.5 Yes
Application moodle moodle 1.9.6 Yes
Application moodle moodle 1.9.7 Yes
Application moodle moodle 1.9.8 Yes
Application moodle moodle 1.9.9 Yes
Application moodle moodle 1.9.10 Yes
Application moodle moodle 1.9.11 Yes
Application moodle moodle 1.9.12 Yes
Application moodle moodle 1.9.13 Yes
Application moodle moodle 1.9.14 Yes
Application moodle moodle 2.0.0 Yes
Application moodle moodle 2.0.1 Yes
Application moodle moodle 2.0.2 Yes
Application moodle moodle 2.0.3 Yes
Application moodle moodle 2.0.4 Yes
Application moodle moodle 2.0.5 Yes
Application moodle moodle 2.1.0 Yes
Application moodle moodle 2.1.1 Yes
Application moodle moodle 2.1.2 Yes
Application moodle moodle 2.2.0 Yes
References