BigBlueButton contains Response leaks in anonymous polls
CVE-2022-41964

5.7MEDIUM

Key Information:

Vendor

Bigbluebutton

Status
Bigbluebutton
Vendor
CVE Published:
16 December 2022

What is CVE-2022-41964?

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.

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Affected Version(s)

bigbluebutton >= 2.4-alpha-1, < 2.4.0

References

https://github.com/bigbluebutton/bigbluebutton/security/a...
x_refsource_CONFIRM
https://github.com/bigbluebutton/bigbluebutton/releases/t...
x_refsource_MISC

CVSS V3.1

Score:
5.7
Severity:
MEDIUM
Confidentiality:
High
Integrity:
None
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
Required
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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