VDB

CVE-2021-20283

CVE-2021-20283 PUBLISHED

Missing permission check in Moodle

Reported by redhat · Published March 15, 2021

The web service responsible for fetching other users' enrolled courses did not validate that the requesting user had permission to view that information in each course in moodle before 3.10.2, 3.9.5, 3.8.8, 3.5.17.

Fixed versions

Upgrade to a fixed version or later. Language registries are listed first, then Linux distributions, then vendor products.

PackageEcosystemFixed in
moodleBitnami3.10.2, 3.9.5, 3.8.8, 3.5.17

Affected products

VendorProductVersions
n/amoodleFixed in 3.10.2, 3.9.5, 3.8.8, 3.5.17
n/amoodle3.10.2

Timeline

  • Mar 15, 2021 CVE Published
  • Mar 16, 2021 PoC Published
  • Apr 14, 2021 EPSS Score (30 in total, the first dated here)
  • Nov 21, 2024 CVE Updated
  • Mar 17, 2026 Security Advisory
  • Aug 27, 2026 Coalition ESS Score

Query this with the API

The same record, from the CLI:

vulnetix vdb vuln CVE-2021-20283
vulnetix vdb fixes CVE-2021-20283

Or with curl, using the org id and key from your account page:

curl -s -H "Authorization: ApiKey ${VULNETIX_ORG_ID}:${VULNETIX_API_KEY}" \
  "https://api.vdb.vulnetix.com/v2/vuln/CVE-2021-20283/fixes/registry"

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References

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