CVE-2023-5543

low-risk

Published 2023-11-09

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.

Do I need to act?

0.09% chance of exploitation

EPSS score — low exploit probability

Not on CISA KEV list

No confirmed active exploitation reported to CISA

Patch status unknown

Check vendor advisories for fix availability and mitigation guidance

CVSS 3.3/10 Low

LOCAL / LOW complexity

Affected Products (3)

Moodle

Extra Packages For Enterprise Linux

Fedora

Affected Vendors

Moodle Fedoraproject

References (6)

Patch http://git.moodle.org/gw?p=moodle.git&a=search&h=HEAD&st=commit&s=MDL-77795

Issue Tracking https://bugzilla.redhat.com/show_bug.cgi?id=2243442

Patch https://moodle.org/mod/forum/discuss.php?d=451584

Patch http://git.moodle.org/gw?p=moodle.git&a=search&h=HEAD&st=commit&s=MDL-77795

Issue Tracking https://bugzilla.redhat.com/show_bug.cgi?id=2243442

Patch https://moodle.org/mod/forum/discuss.php?d=451584

/ 100

low-risk

Severity 13/34 · Low

Exploitability 0/34 · Minimal

Exposure 9/34 · Low