CVE-2021-32473 Moodle Information Disclosure vulnerability
Students can view unreleased quiz grades via a web service, exposing sensitive academic data prematurely.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2021-32473?
CVE-2021-32473 is a medium-severity vulnerability in Moodle Moodle, published on 11 Mar 2022. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
It was possible for a student to view their quiz grade before it had been released, using a quiz web service. Moodle 3.10 to 3.10.3, 3.9 to 3.9.6, 3.8 to 3.8.8, 3.5 to 3.5.17 and earlier unsupported versions are affected
Weakness: CWE-200
Which versions are affected by CVE-2021-32473?
9 open source packages ship an affected version, including moodle/moodle and moodle. It affects 1 product.
| Package | Affected | Fixed in |
|---|---|---|
moodle/moodle Packagist | From 3.10 | 3.10.4 |
moodle/moodle Packagist | From 3.10 | 3.10.4 |
moodle/moodle Packagist | From 3.5 | 3.5.18 |
moodle/moodle Packagist | From 3.5 | 3.5.18 |
moodle/moodle Packagist | From 3.8 | 3.8.9 |
moodle/moodle Packagist | From 3.8 | 3.8.9 |
3 more packages
moodle/moodle Packagist | From 3.9 | 3.9.7 |
moodle/moodle Packagist | From 3.9 | 3.9.7 |
moodle Bitnami | All versions | 3.5.18, 3.8.9, 3.9.7, 3.10.4 |
Products include Moodle Moodle.
How do I fix CVE-2021-32473?
Upgrade moodle/moodle to a fixed version for your release line: 3.10.4, 3.5.18, 3.8.9 or 3.9.7.
Is CVE-2021-32473 being exploited?
There is no known exploitation of CVE-2021-32473 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 BIT-moodle-2021-32473, GHSA-wx87-h539-4775, UBUNTU-CVE-2021-32473.