PT-2022-19485 · Unknown · Bigbluebutton

Juraj Somorovsky + 2 · Published 2022-06-01 · Updated 2024-03-08 · CVE-2022-29235

Positive Technologies (AI Summary)

CVSS v3.1

5.3

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions BigBlueButton versions 2.2 through 2.3.17 BigBlueButton versions 2.4-rc-1 through 2.4-rc-5

Description BigBlueButton is an open source web conferencing system. An attacker who is able to obtain the meeting identifier for a meeting on a server can find information related to an external video being shared, like the current timestamp and play/pause. The problem has been patched by modifying the stream to send the data only for users in the meeting.

Recommendations For BigBlueButton versions 2.2 through 2.3.17, update to version 2.3.18 or later. For BigBlueButton versions 2.4-rc-1 through 2.4-rc-5, update to version 2.4-rc-6 or later.

Exploit

Fix

Information Disclosure

Weakness Enumeration

CWE-200

Related Identifiers

CVE-2022-29235

GHSA-X82P-J22F-V4Q6

Affected Products

Bigbluebutton

References · 11

• 🔥 https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/29xxx/CVE-2022-29235.json · Exploit
• https://github.com/bigbluebutton/bigbluebutton/pull/13788 · Patch
• https://github.com/bigbluebutton/bigbluebutton/security/advisories/GHSA-x82p-j22f-v4q6 · Patch
• https://github.com/bigbluebutton/bigbluebutton/pull/14265 · Patch
• https://nvd.nist.gov/vuln/detail/CVE-2022-29235 · Security Note
• https://osv.dev/vulnerability/CVE-2022-29235 · Vendor Advisory
• https://github.com/bigbluebutton/bigbluebutton/releases/tag/v2.3.18 · Note
• https://github.com/bigbluebutton/bigbluebutton/releases/tag/v2.4-rc-6 · Note
• https://t.me/cvenotify/30996 · Telegram Post
• https://t.me/cvenotify/73395 · Telegram Post
• https://t.me/cibsecurity/43632 · Telegram Post