Auth bypass in Moodle

CVE-2022-0333

A flaw was found in Moodle in versions 3.11 to 3.11.4, 3.10 to 3.10.8, 3.9 to 3.9.11 and earlier unsupported versions. The calendar:manageentries capability allowed managers to access or modify any calendar event, but should have been restricted from accessing user level events.

Vulnerability class: Broken Access Control

EPSS: 0.006 (43.9th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 3.8 (Low). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:N.

Affected products

  • Moodle
  • N/a Moodle — versions moodle 3.11.5, moodle 3.10.9 and moodle 3.9.12

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2022-0333?
CVE-2022-0333 is a low-severity vulnerability in Moodle, classified under Incorrect Authorization. CVSS score: 3.8/10. Published 2022-01-25.
How severe is CVE-2022-0333?
Low severity. CVSS v3 base score is 3.8 out of 10.
Is CVE-2022-0333 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.