Grace period for lock settings in public/private chats in BigBlueButton
13Vexday Risk Score
Sem sinal de exploração. Nenhum artefato público de exploração conhecido até agora.
ssvc Trackcvss 4.3epss 0.8%
probabilidade de exploração
0.8%top 47% das CVEs
exploração observada
nãonenhuma fonte reporta
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.
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
Produtos afetados
bigbluebutton · bigbluebuttonReferências
https://github.com/bigbluebutton/bigbluebutton/pull/13850https://github.com/bigbluebutton/bigbluebutton/pull/14265https://github.com/bigbluebutton/bigbluebutton/releases/tag/v2.3.18https://github.com/bigbluebutton/bigbluebutton/releases/tag/v2.4.1https://github.com/bigbluebutton/bigbluebutton/security/advisories/GHSA-36vc-c338-6xjv