CVE-2022-41962

BigBlueButton contains Incorrect Authorization for setting emoji status

CVSS 2.7 LOWEPSS 0.7%CWE-863

Vexday Risk Score

8Low

SSVC decision (CISA)

Track

No exploitation signal → monitor

CVSS 2.7EPSS 0.7%KEV nãoPoC —Nuclei —Metasploit —Patch —

Lifecycle

16 Dec 2022Published on NVD

Recommendation: Monitor — no exploitation signal at the moment.

BigBlueButton is an open source web conferencing system. Versions prior to 2.4-rc-6, and 2.5-alpha-1 contain Incorrect Authorization for setting emoji status. A user with moderator rights can use the clear status feature to set any emoji status for other users. Moderators should only be able to set none as the status of other users. This issue is patched in 2.4-rc-6 and 2.5-alpha-1There are no workarounds.

CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:L/A:N

Affected products

bigbluebutton · bigbluebutton

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References

https://github.com/bigbluebutton/bigbluebutton/releases/tag/v2.4-rc-6 https://github.com/bigbluebutton/bigbluebutton/releases/tag/v2.5-alpha-1 https://github.com/bigbluebutton/bigbluebutton/security/advisories/GHSA-88qf-33qm-9mm7