Auth bypass in Moodle

CVE-2024-43433

A flaw was found in moodle. Matrix room membership and power levels are incorrectly applied and revoked for suspended Moodle users.

Vulnerability class: Broken Access Control

EPSS: 0.003 (23.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N.

Affected products

Moodle

Weakness classification (CWE)

CWE-863 — Incorrect Authorization

References

patrick@puiterwijk.org (Permissions Required, x_refsource_REDHAT, issue-tracking)
patrick@puiterwijk.org (Vendor Advisory)

Frequently asked questions

What is CVE-2024-43433?: CVE-2024-43433 is a medium-severity vulnerability in Moodle, classified under Incorrect Authorization. CVSS score: 5.3/10. Published 2024-11-11.
How severe is CVE-2024-43433?: Medium severity. CVSS v3 base score is 5.3 out of 10.