Vulnerability Details : CVE-2022-29232
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.
Vulnerability category: Information leak
Exploit prediction scoring system (EPSS) score for CVE-2022-29232
Probability of exploitation activity in the next 30 days: 0.07%
Percentile, the proportion of vulnerabilities that are scored at or less: ~ 29 % EPSS Score History EPSS FAQ
CVSS scores for CVE-2022-29232
Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source |
---|---|---|---|---|---|
4.0
|
MEDIUM | AV:N/AC:L/Au:S/C:P/I:N/A:N |
8.0
|
2.9
|
NIST |
6.5
|
MEDIUM | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N |
2.8
|
3.6
|
NIST |
6.5
|
MEDIUM | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N |
2.8
|
3.6
|
GitHub, Inc. |
CWE ids for CVE-2022-29232
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The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information.Assigned by: security-advisories@github.com (Primary)
References for CVE-2022-29232
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https://github.com/bigbluebutton/bigbluebutton/security/advisories/GHSA-3fqh-p4qr-vfm9
Exposure of messages in public chats · Advisory · bigbluebutton/bigbluebutton · GitHubPatch;Third Party Advisory
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https://github.com/bigbluebutton/bigbluebutton/releases/tag/v2.4-beta-1
Release BigBlueButton 2.4-beta-1 · bigbluebutton/bigbluebutton · GitHubRelease Notes;Third Party Advisory
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https://github.com/bigbluebutton/bigbluebutton/releases/tag/v2.3.9
Release BigBlueButton 2.3.9 · bigbluebutton/bigbluebutton · GitHubRelease Notes;Third Party Advisory
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https://github.com/bigbluebutton/bigbluebutton/pull/12861
fix: Add meetingId to chatIds selector by antobinary · Pull Request #12861 · bigbluebutton/bigbluebutton · GitHubPatch;Third Party Advisory
Products affected by CVE-2022-29232
- cpe:2.3:a:bigbluebutton:bigbluebutton:*:*:*:*:*:*:*:*
- cpe:2.3:a:bigbluebutton:bigbluebutton:2.4:alpha1:*:*:*:*:*:*
- cpe:2.3:a:bigbluebutton:bigbluebutton:2.4:alpha2:*:*:*:*:*:*