CVEvulnerability

CVE-2022-41963

3.1 LOW Published 2022-12-16 Modified 2026-06-17 Official page ↗
Status
Modified
Published
2022-12-16
Last modified
2026-06-17
Assigner
[email protected]
CVSS 3.1 ([email protected])
2.7 LOW — CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:L/A:N
CVSS 3.1 ([email protected])
3.1 LOW — CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:L/A:N
Weaknesses
CWE-281

Description

BigBlueButton is an open source web conferencing system. Versions prior to 2.4.3 contain a whiteboard grace period that exists to handle delayed messages, but this grace period could be used by attackers to take actions in the few seconds after their access is revoked. The attacker must be a meeting participant. This issue is patched in version 2.4.3 an version 2.5-alpha-1

Affected configurations

• bigbluebutton bigbluebutton (< 2.4.3)

Related

Weakness · CWE (1)

  • CWE-281 Improper Preservation of Permissions weakness

References