{"id":"CVE-2022-29234","summary":"Grace period for lock settings in public/private chats in BigBlueButton","details":"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.","aliases":["GHSA-36vc-c338-6xjv"],"modified":"2026-08-12T03:51:47.849953571Z","published":"2022-06-01T23:20:14Z","database_specific":{"cna_assigner":"GitHub_M","cwe_ids":["CWE-285"],"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/29xxx/CVE-2022-29234.json"},"references":[{"type":"WEB","url":"https://github.com/bigbluebutton/bigbluebutton/releases/tag/v2.3.18"},{"type":"WEB","url":"https://github.com/bigbluebutton/bigbluebutton/releases/tag/v2.4.1"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/29xxx/CVE-2022-29234.json"},{"type":"ADVISORY","url":"https://github.com/bigbluebutton/bigbluebutton/security/advisories/GHSA-36vc-c338-6xjv"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2022-29234"},{"type":"FIX","url":"https://github.com/bigbluebutton/bigbluebutton/pull/13850"},{"type":"FIX","url":"https://github.com/bigbluebutton/bigbluebutton/pull/14265"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/bigbluebutton/bigbluebutton","events":[{"introduced":"68e35c9d722e62892d2e885646a9eab3bf44f77d"},{"fixed":"0bcb8c2b9e850b99faae7fcfb3d1014e64bff97d"},{"introduced":"72d5e54e3eb3cd442d23dc097158fe81f1efda82"},{"fixed":"0f15d4d6f6fcd41f5508be7f63e419db130969da"}],"database_specific":{"cpe":"cpe:2.3:a:bigbluebutton:bigbluebutton:*:*:*:*:*:*:*:*","extracted_events":[{"introduced":"2.2.0"},{"fixed":"2.3.18"},{"introduced":"2.4"},{"fixed":"2.4.1"}],"source":["CPE_RANGE","REFERENCES"]}}],"versions":["v2.4.0"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2022-29234.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N"}]}