CVE-2024-38273 json
moodle: BigBlueButton web service leaks meeting joining information to users who should not have access
published 2024-06-18 2 y ago modified 2026-09-08 2 mo ago also BIT-moodle-2024-38273 , EUVD-2024-2201 , GHSA-x29x-qwvx-fxr2
- cvss
- 5.4
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.4%
- EPSS 0.4% chance of exploitation in 30 days, percentile 37%
- public exploits
- 0
- none known
Summary
Insufficient capability checks meant it was possible for users to gain access to BigBlueButton join URLs they did not have permission to access.
Patch / fix
- packagist moodle/moodle 4.1.11, 4.2.8, 4.3.5, 4.4.1
- bitnami moodle 4.1.11, 4.2.8, 4.3.5, 4.4.1
- moodle moodle 4.1.11, 4.2.8, 4.3.5
Vendor advisories
What the vendors themselves say about their products: affected, fixed or not affected, and what to do.
red hat product security vex CVE-2024-38273 updated
moodle: BigBlueButton web service leaks meeting joining information to users who should not have access
-
Red Hat All currently supported Red Hat productsnot affected: vulnerable code not present
Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf
CISA SSVC
- Exploitation
- none
- Automatable
- no
- Technical impact
- partial
- Assessed
- 2 y ago
Exploit prediction
0.43% chance of exploitation in the next 30 days, higher than 37% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CISA ADP | 3.1 | 5.4 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:L |
| GitHub | 3.1 | 4.3 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N |
| CNA | 3.1 | 5.4 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:L |
| OSV | 3.1 | 5.4 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:L |
Affected packages
| ecosystem | package | affected | fixed in |
|---|---|---|---|
| packagist | moodle/moodle | >=4.4.0-beta, <4.4.1 >=4.3.0-beta, <4.3.5 >=4.2.0-beta, <4.2.8 <4.1.11 |
4.4.1 4.3.5 4.2.8 4.1.11 |
| bitnami | moodle | >=4.1.0, <4.1.11 >=4.2.0, <4.2.8 >=4.3.0, <4.3.5 >=4.4.0, <4.4.1 |
4.1.11 4.2.8 4.3.5 4.4.1 |
Affected products
- Moodle Moodle
Classification
- Weakness
-
- CWE-284 Improper Access Control
References
-
github.com
/moodle/moodle/commit/500cec575731fd8575569dcb5811535751dddae1
web
-
github.com
/moodle/moodle/commit/647b9dc06409211018c9f28581504d096ce9e3a8
web
-
github.com
/moodle/moodle/commit/6c0645ca29b195b5caaffc27d80f2ff715c33a48
web
-
github.com
/moodle/moodle/commit/a10506b8d70609478fef156d489e0c7d727b6098
web
-
moodle.org
/mod/forum/discuss.php?d=459498
web, vendor-advisory, advisory
-
lists.fedoraproject.org
/archives/list/package-announce@lists.fedoraproject.org/message/GHTIX55J4Q4LEOMLNEA4OZSWVEENQX7E/
mailing-list, discussion
-
lists.fedoraproject.org
/archives/list/package-announce@lists.fedoraproject.org/message/F7AZYR7EXV6E5SQE2GYTNQE3NOENJCQ6/
mailing-list, discussion
-
nvd.nist.gov
/vuln/detail/CVE-2024-38273
advisory, web
-
github.com
/moodle/moodle
package
-
lists.fedoraproject.org
/archives/list/package-announce@lists.fedoraproject.org/message/F7AZYR7EXV6E5SQE2GYTNQE3NOENJCQ6
web
-
lists.fedoraproject.org
/archives/list/package-announce@lists.fedoraproject.org/message/GHTIX55J4Q4LEOMLNEA4OZSWVEENQX7E
web
Sources
- CVE List CVE-2024-38273
- GitHub Advisory GHSA-x29x-qwvx-fxr2
- NVD CVE-2024-38273
- OSV BIT-moodle-2024-38273
Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.