Auth bypass in Moodle

CVE-2014-3552

The Shibboleth authentication plugin in auth/shibboleth/index.php in Moodle through 2.3.11, 2.4.x before 2.4.11, and 2.5.x before 2.5.7 does not check whether a session ID is empty, which allows remote authenticated users to hijack sessions via crafted plugin interaction.

Vulnerability class: Broken Authentication

Published · last modified .

CVSS v2 metric

CVSS v2 base score 6.0 (Medium). Vector: AV:N/AC:M/Au:S/C:P/I:P/A:P. This CVE predates CVSS v3 and has no v3 score from NVD.

EPSS exploit prediction

EPSS: 0.012 (66.1th percentile), scored .

Low probability of exploitation in the next 30 days, but still tracked. 66th percentile — 66.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2014-3552: held from 0.012 to 0.012.

EPSS over last 30 days · oldest: 0.012 · newest: 0.012 · change: 0.000

Affected products

  • Moodle — versions 2.4.0, 2.4.1, 2.4.2

Weakness classification (CWE)

References