Vulnerability 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
CVSS Score
LOW
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Bigbluebutton | Bigbluebutton | < 2.4.3 |
Related Weaknesses (CWE)
References
- https://github.com/bigbluebutton/bigbluebutton/releases/tag/v2.4.3Release NotesThird Party Advisory
- https://github.com/bigbluebutton/bigbluebutton/security/advisories/GHSA-v6p9-926PatchRelease NotesThird Party Advisory
- https://github.com/bigbluebutton/bigbluebutton/releases/tag/v2.4.3Release NotesThird Party Advisory
- https://github.com/bigbluebutton/bigbluebutton/security/advisories/GHSA-v6p9-926PatchRelease NotesThird Party Advisory
FAQ
What is CVE-2022-41963?
CVE-2022-41963 is a vulnerability with a CVSS score of 2.7 (LOW). 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 attack...
How severe is CVE-2022-41963?
CVE-2022-41963 has been rated LOW with a CVSS base score of 2.7/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2022-41963?
Check the references section above for vendor advisories and patch information. Affected products include: Bigbluebutton Bigbluebutton.