Auth bypass in Moodle
CVE-2019-14880
A vulnerability was found in Moodle versions 3.7 before 3.7.3, 3.6 before 3.6.7, 3.5 before 3.5.9 and earlier. OAuth 2 providers who do not verify users' email address changes require additional verification during sign-up to reduce the risk of account compromise.
Vulnerability class: Broken Authentication
Published · last modified .
CVSS v3 metric
CVSS v3 base score 9.1 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N.
EPSS exploit prediction
EPSS: 0.011 (65.6th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 66th percentile — 65.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.011 · newest: 0.011 · change: 0.000
Affected products
- Moodle
- [Unknown] Moodle — versions 3.7 before 3.7.3, 3.6 before 3.6.7, 3.5 before 3.5.9
Weakness classification (CWE)
Public proof-of-concept exploits
References
- moodle.org/security/ (Vendor Advisory)
- bugzilla.redhat.com/show_bug.cgi (Third Party Advisory, Issue Tracking)
Frequently asked questions
- What is CVE-2019-14880?
- CVE-2019-14880 is a critical-severity vulnerability in Moodle, classified under Improper Authentication. CVSS score: 9.1/10. Published 2020-03-31.
- How severe is CVE-2019-14880?
- Critical severity. CVSS v3 base score is 9.1 out of 10.
- Is CVE-2019-14880 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.