An issue was discovered in BigBlueButton through 2.2.29. A brute-force attack may occur because an unlimited number of codes can be entered for a meeting that is protected by an access code.
https://github.com/bigbluebutton/bigbluebutton/releases
http://packetstormsecurity.com/files/160238/BigBlueButton-2.2.29-Brute-Force.html
https://cxsecurity.com/issue/WLB-2020110210
Source: Mitre, NVD
Published: 2020-11-26
Updated: 2026-06-17
Base Score: 4.3
Vector: CVSS2#AV:N/AC:M/Au:N/C:P/I:N/A:N
Severity: Medium
Base Score: 3.7
Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N
Severity: Low
EPSS: 0.00273