CVE-2021-40695: Infoleak
First published: Fri Jan 21 2022(Updated: )
It was possible for a student to view their quiz grade before it had been released, using a quiz web service.
Credit: secalert@redhat.com secalert@redhat.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| composer/moodle/moodle | >=3.9<3.9.10 | 3.9.10 |
| composer/moodle/moodle | >=3.10<3.10.7 | 3.10.7 |
| composer/moodle/moodle | >=3.11<3.11.3 | 3.11.3 |
| Moodle | >=3.9.0<3.9.10 | |
| Moodle | >=3.10.0<3.10.7 | |
| Moodle | >=3.11.0<3.11.3 |
Never miss a vulnerability like this again
Sign up to SecAlerts for real-time vulnerability data matched to your software, aggregated from hundreds of sources.
Reference Links
- https://moodle.org/mod/forum/discuss.php?d=427107
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=2043426
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=2043425
- https://bugzilla.redhat.com/show_bug.cgi?id=2043424
- https://nvd.nist.gov/vuln/detail/CVE-2021-40695
- https://github.com/advisories/GHSA-gp4w-f57r-9rx3 (Advisory)
Frequently Asked Questions
What is the severity of CVE-2021-40695?
CVE-2021-40695 has been classified as a medium severity vulnerability due to its potential impact on student grade privacy.
How do I fix CVE-2021-40695?
To fix CVE-2021-40695, upgrade Moodle to version 3.9.10, 3.10.7, or 3.11.3, depending on your current version.
Who is affected by CVE-2021-40695?
CVE-2021-40695 affects Moodle installations running versions between 3.9.0 and 3.9.10, 3.10.0 to 3.10.7, and 3.11.0 to 3.11.3.
What information can be exposed due to CVE-2021-40695?
CVE-2021-40695 allows students to view their quiz grades before they are officially released, compromising grade confidentiality.
Is there a workaround for CVE-2021-40695?
There are no known workarounds for CVE-2021-40695, so upgrading to a fixed version is the only mitigation available.
- agent/type
- agent/first-publish-date
- collector/github-advisory-latest
- source/GitHub
- alias/GHSA-gp4w-f57r-9rx3
- alias/CVE-2021-40695
- agent/software-canonical-lookup
- agent/severity
- agent/weakness
- agent/references
- agent/description
- agent/author
- collector/redhat-bugzilla
- source/Red Hat
- collector/github-advisory
- collector/mitre-cve
- source/MITRE
- agent/last-modified-date
- agent/event
- agent/trending
- agent/source
- collector/nvd-cve
- source/NVD
- agent/software-canonical-lookup-request
- agent/softwarecombine
- agent/tags
- collector/nvd-index
- package-manager/composer
- vendor/moodle
- canonical/moodle
- version/moodle/3.9.0
- version/moodle/3.10.0
- version/moodle/3.11.0