Vulnerability · Published Dec 16, 2022 · Assigned by GitHub_M

CVE-2022-41962BigBlueButton contains Incorrect Authorization for setting emoji status

Low 2.7

In plain English

A low-severity incorrect authorization in bigbluebutton from bigbluebutton. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.7% (higher than 54% of all known vulnerabilities).

Severity (CVSS 3.1)2.7Low

Exploit odds (30 days)0.7%top 46.2% of all CVEs

Exploited in the wildNo reportsCISA SSVC: none

Attack toolingNoneno public tooling known

Official description

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.

Affected products (as reported)

Vendor	Product	Versions
bigbluebutton	bigbluebutton	<2.4-rc-6

Weakness: CWE-863 · Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:L/A:N

References

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