CVE-2022-41964 — MEDIUM (5.7)

Vulnerability Description

BigBlueButton is an open source web conferencing system. This vulnerability only affects release candidates of BigBlueButton 2.4. The attacker can start a subscription for poll results before starting an anonymous poll, and use this subscription to see individual responses in the anonymous poll. The attacker had to be a meeting presenter. This issue is patched in version 2.4.0. There are no workarounds.

CVSS Score

5.7

MEDIUM

CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:N/A:N

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

NONE

Availability

NONE

Affected Products

Vendor	Product	Versions
Bigbluebutton	Bigbluebutton	2.4

Related Weaknesses (CWE)

CWE-200

References

https://github.com/bigbluebutton/bigbluebutton/releases/tag/v2.4.0Release NotesThird Party Advisory
https://github.com/bigbluebutton/bigbluebutton/security/advisories/GHSA-fgmj-rx7PatchThird Party Advisory
https://github.com/bigbluebutton/bigbluebutton/releases/tag/v2.4.0Release NotesThird Party Advisory
https://github.com/bigbluebutton/bigbluebutton/security/advisories/GHSA-fgmj-rx7PatchThird Party Advisory

FAQ

What is CVE-2022-41964?

CVE-2022-41964 is a vulnerability with a CVSS score of 5.7 (MEDIUM). BigBlueButton is an open source web conferencing system. This vulnerability only affects release candidates of BigBlueButton 2.4. The attacker can start a subscription for poll results before starting...

How severe is CVE-2022-41964?

CVE-2022-41964 has been rated MEDIUM with a CVSS base score of 5.7/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2022-41964?

Check the references section above for vendor advisories and patch information. Affected products include: Bigbluebutton Bigbluebutton.