CVE-2022-41963

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

CVSS v3 2.7 LOW

2.7^/10

CVSS v3 : LOW

Vector :

Exploitability : 1.2 / Impact : 1.4

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required HIGH

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact LOW

Availability Impact NONE

Scope UNCHANGED

References

Link	Resource
https://github.com/bigbluebutton/bigbluebutton/releases/tag/v2.4.3	Release Notes Third Party Advisory
https://github.com/bigbluebutton/bigbluebutton/security/advisories/GHSA-v6p9-926c-6qfp	Patch Release Notes Third Party Advisory
https://github.com/bigbluebutton/bigbluebutton/releases/tag/v2.4.3	Release Notes Third Party Advisory
https://github.com/bigbluebutton/bigbluebutton/security/advisories/GHSA-v6p9-926c-6qfp	Patch Release Notes Third Party Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:bigbluebutton:bigbluebutton:*:*:*:*:*:*:*:*

History

21 Nov 2024, 07:24

Type	Values Removed	Values Added
References	~~() https://github.com/bigbluebutton/bigbluebutton/releases/tag/v2.4.3 - Release Notes, Third Party Advisory~~	() https://github.com/bigbluebutton/bigbluebutton/releases/tag/v2.4.3 - Release Notes, Third Party Advisory
References	~~() https://github.com/bigbluebutton/bigbluebutton/security/advisories/GHSA-v6p9-926c-6qfp - Patch, Release Notes, Third Party Advisory~~	() https://github.com/bigbluebutton/bigbluebutton/security/advisories/GHSA-v6p9-926c-6qfp - Patch, Release Notes, Third Party Advisory
CVSS	v2 : ~~unknown~~ v3 : ~~3.1~~	v2 : unknown v3 : 2.7

Information

Published : 2022-12-16 14:15

Updated : 2024-11-21 07:24

NVD link : CVE-2022-41963

Mitre link : CVE-2022-41963

CVE.ORG link : CVE-2022-41963

JSON object : View

Products Affected

bigbluebutton

bigbluebutton

CWE

CWE-281

Improper Preservation of Permissions

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