6.5

CVE-2022-29232

Exposure of messages in BigBlueButton public chats

Exposure of messages in public chats

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.
Mögliche Gegenmaßnahme
Server: No workarounds.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
BigBlueButtonBigBlueButton Version >= 2.2.0 < 2.3.9
BigBlueButtonBigBlueButton Version2.4 Updatealpha1
BigBlueButtonBigBlueButton Version2.4 Updatealpha2
Weitere Schwachstelleninformationen
SystemBigBlueButton
Produkt Server
Version >= 0.0.0, < 2.3.9
Version >= 2.4+.0, < 2.4+
Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 0.99% 0.578
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
nvd@nist.gov 6.5 2.8 3.6
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
nvd@nist.gov 4 8 2.9
AV:N/AC:L/Au:S/C:P/I:N/A:N
security-advisories@github.com 6.5 2.8 3.6
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
CWE-200 Exposure of Sensitive Information to an Unauthorized Actor

The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information.

https://github.com/bigbluebutton/bigbluebutton/pull/12861
Patch
Third Party Advisory
https://github.com/bigbluebutton/bigbluebutton/releases/tag/v2.3.9
Third Party Advisory
Release Notes
https://github.com/bigbluebutton/bigbluebutton/releases/tag/v2.4-beta-1
Third Party Advisory
Release Notes
https://github.com/bigbluebutton/bigbluebutton/security/advisories/GHSA-3fqh-p4qr-vfm9
Patch
Third Party Advisory
https://github.com/bigbluebutton/bigbluebutton/security/advisories/GHSA-3fqh-p4qr-vfm9
Third Party Advisory