RCE in Moodle

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.

Vulnerability class: RCE (Remote Code Execution)

EPSS: 0.011 (62.4th percentile) — read the EPSS interpretation.

Affected products

  • Moodle — versions 1.9.1, 1.9.2, 1.9.3
  • N/a — versions n/a

Weakness classification (CWE)

References