Medium severity · published Jun 1, 2022
CVE-2022-29232
BigBlueButton is an open source web conferencing system
6.5
CVSS
1.1%
EPSS
No
On KEV
Description
BigBlueButton is an open source web conferencing system. Starting with version 2.2 and prior to versions 2.3.9 and 2.4-beta-1, an attacker can circumvent access controls to obtain the content of public chat messages from different meetings on the server. The attacker must be a participant in a meeting on the server. BigBlueButton versions 2.3.9 and 2.4-beta-1 contain a patch for this issue. There are currently no known workarounds.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
High
Integrity
None
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.1% · higher than 65% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
BI
Bigbluebutton · Bigbluebutton
2.2.0 before 2.3.9; 2.4; 2.4 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2022-29232
CVE.org
https://www.cve.org/CVERecord?id=CVE-2022-29232
Patch
https://github.com/bigbluebutton/bigbluebutton/pull/12861
Release Notes
https://github.com/bigbluebutton/bigbluebutton/releases/tag/v2.3.9
Release Notes
https://github.com/bigbluebutton/bigbluebutton/releases/tag/v2.4-beta-1
Patch
https://github.com/bigbluebutton/bigbluebutton/security/advisories/GHSA-3fqh-p4qr-vfm9
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