Circumvention of Access Controls in BigBlueButton Allows Unauthorized Access to Public Chat Messages

Circumvention of Access Controls in BigBlueButton Allows Unauthorized Access to Public Chat Messages

CVE-2022-29232 · MEDIUM Severity

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

BigBlueButton is an open source web conferencing system. Starting with version 2.2 and prior to versions 2.3.9 and 2.4-beta-1, an attacker can circumvent access controls to obtain the content of public chat messages from different meetings on the server. The attacker must be a participant in a meeting on the server. BigBlueButton versions 2.3.9 and 2.4-beta-1 contain a patch for this issue. There are currently no known workarounds.

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