CVE-2019-14880 Moodle Oauth 2 Insufficiently Protects Against Compromise
Attackers can compromise accounts if OAuth 2 providers do not verify email changes, requiring additional verification during sign-up.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2019-14880?
CVE-2019-14880 is a medium-severity authentication bypass vulnerability in Moodle Moodle, published on 31 Mar 2020. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
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.
Weakness: CWE-287
Which versions are affected by CVE-2019-14880?
6 open source packages ship an affected version, including moodle/moodle. It affects 1 product.
| Package | Affected | Fixed in |
|---|---|---|
moodle/moodle Packagist | From 3.5.0 | 3.5.9 |
moodle/moodle Packagist | From 3.5.0 | 3.5.9 |
moodle/moodle Packagist | From 3.6.0 | 3.6.7 |
moodle/moodle Packagist | From 3.6.0 | 3.6.7 |
moodle/moodle Packagist | From 3.7.0 | 3.7.3 |
moodle/moodle Packagist | From 3.7.0 | 3.7.3 |
Products include Moodle Moodle.
How do I fix CVE-2019-14880?
Upgrade moodle/moodle to a fixed version for your release line: 3.5.9, 3.6.7 or 3.7.3.
Upgrade, and rotate credentials and sessions that may have been exposed. More about Authentication bypass.
Is CVE-2019-14880 being exploited?
There is no known exploitation of CVE-2019-14880 in the wild and no public exploit code.
Other vulnerabilities in Moodle Moodle
- CVE-2006-4935 File upload in n/a
- CVE-2006-4936 Moodle does not properly validate module instance id
- CVE-2004-2233 Unknown "front page vulnerability with Moodle servers" for Moodle before 1.3.2 has unknown impact and attack vectors.
- CVE-2004-2235 Cross-site scripting in n/a
- CVE-2004-2236 Other in n/a
Sources
Also known as GHSA-rv62-6f56-j83w, UBUNTU-CVE-2019-14880.