CVE-2022-41964

MEDIUM

BigBlueButton 2.4 Release Candidates - Authenticated Exposure of Sensitive Information via Poll Subscription

Title source: llm
STIX 2.1

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.

References (2)

Core 2
Core References
Release Notes, Third Party Advisory x_refsource_misc
https://github.com/bigbluebutton/bigbluebutton/releases/tag/v2.4.0

Scores

CVSS v3 5.7
EPSS 0.0055
EPSS Percentile 41.9%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:N/A:N

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact partial

Details

CWE
CWE-200
Status published
Products (1)
bigbluebutton/bigbluebutton 2.4 alpha1 (13 CPE variants)
Published Dec 16, 2022
Tracked Since Feb 18, 2026