CVE-2022-41964CWE-200

BigBlueButton contains Response leaks in anonymous polls

Medium · published December 16, 2022

CVSS v3.1
5.7
EPSS
1%
Percentile
48.0
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v3.1
5.7 · MEDIUM
Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:N/A:N
CVSS v4.0
Not supplied
EPSS
0.00599 · 48.0th percentile
Weakness
CWE-200 · Exposure of Sensitive Information to an Unauthorized Actor
Published
2022-12-16T17:17Z
EPSS history
Timeline
  • 16 DEC 17:17Z
    BigBlueButton contains Response leaks in anonymous polls
    cvelistv5