Vulnerability · Published Nov 9, 2023 · Assigned by fedora
CVE-2023-5543Moodle: duplicating a bigbluebutton activity assigns the same meeting id
Low 3.3
In plain English
A low-severity improper access control in moodle. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.3% (higher than 17% of all known vulnerabilities).
Severity (CVSS 3.1)3.3Low
Exploit odds (30 days)0.3%top 83.5% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
When duplicating a BigBlueButton activity, the original meeting ID was also duplicated instead of using a new ID for the new activity. This could provide unintended access to the original meeting.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| moodle | 4.2.0 – before 4.2.34.1.0 – before 4.1.64.0.0 – before 4.0.11 |
Weakness: CWE-284 · Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N
References
- http://git.moodle.org/gw?p=moodle.git&a=search&h=HEAD&st=commit&s=MDL-77795
- RHBZ#2243442 issue-tracking, x_refsource_REDHAT
- https://moodle.org/mod/forum/discuss.php?d=451584