What’s Vulnerable › Vulnerabilities
CVE-2024-38273: moodle: BigBlueButton web service leaks meeting joining information to users who should not have access
- Severity: medium (CVSS 5.4 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 0.4% probability of exploitation in the next 30 days
- Public exploit or detection template: none known
- Published: 2024-06-18 · updated 2026-06-17
- Weakness: CWE-284
Description
Insufficient capability checks meant it was possible for users to gain access to BigBlueButton join URLs they did not have permission to access.
Affected products
- Fedoraproject Fedora: 39, 40
- Moodle: from 4.1.0 before 4.1.11; from 4.2.0 before 4.2.8; from 4.3.0 before 4.3.5; 4.4.0 — fixed in 4.1.11, 4.2.8, 4.3.5
How to fix
Upgrade to a fixed version: Moodle 4.1.11, 4.2.8, 4.3.5. Check the vendor advisory for mitigations.
References
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/F7AZYR7EXV6E5SQE2GYTNQE3NOENJCQ6/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/GHTIX55J4Q4LEOMLNEA4OZSWVEENQX7E/
- https://moodle.org/mod/forum/discuss.php?d=459498
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/F7AZYR7EXV6E5SQE2GYTNQE3NOENJCQ6/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/GHTIX55J4Q4LEOMLNEA4OZSWVEENQX7E/
- https://moodle.org/mod/forum/discuss.php?d=459498
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