Unrated severityNVD Advisory· Published Jun 1, 2022· Updated Apr 23, 2025
Grace period for lock settings in public/private chats in BigBlueButton
CVE-2022-29234
Description
BigBlueButton is an open source web conferencing system. Starting in version 2.2 and prior to versions 2.3.18 and 2.4.1, an attacker could send messages to a locked chat within a grace period of 5s any lock setting in the meeting was changed. The attacker needs to be a participant in the meeting. Versions 2.3.18 and 2.4.1 contain a patch for this issue. There are currently no known workarounds.
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Affected products
2>=2.2, <2.3.18 || >=2.2, <2.4.1+ 1 more
- (no CPE)range: >=2.2, <2.3.18 || >=2.2, <2.4.1
- (no CPE)range: >= 2.2, < 2.3.18
Patches
Vulnerability mechanics
References
5- github.com/bigbluebutton/bigbluebutton/pull/13850mitrex_refsource_MISC
- github.com/bigbluebutton/bigbluebutton/pull/14265mitrex_refsource_MISC
- github.com/bigbluebutton/bigbluebutton/releases/tag/v2.3.18mitrex_refsource_MISC
- github.com/bigbluebutton/bigbluebutton/releases/tag/v2.4.1mitrex_refsource_MISC
- github.com/bigbluebutton/bigbluebutton/security/advisories/GHSA-36vc-c338-6xjvmitrex_refsource_CONFIRM
News mentions
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