CVE Vulnerability

CVE-2022-29234

BigBlueButton is an open source web conferencing system. Starting in version 2.2 and up to versions 2.3.18 and 2.4.1, an attacker could send messages to a locked chat within a grace period of 5s after the lock setting was enacted. The attacker needs to be a participant in the meeting. Versions 2.3.18 and 2.4.1 contain a patch for this issue. There are currently no known workarounds.

4 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 8 / Impact : 2.9

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact NONE

Integrity Impact PARTIAL

Availability Impact NONE

Scope

4.3 /10

CVSS v3.0 : MEDIUM

V3 Legend

Vector :

Exploitability : 2.8 / Impact : 1.4

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact LOW

Availability Impact NONE

Scope UNCHANGED

References
Link Resource
https://github.com/bigbluebutton/bigbluebutton/pull/13850 Patch Third Party Advisory
https://github.com/bigbluebutton/bigbluebutton/releases/tag/v2.4.1 Release Notes Third Party Advisory
https://github.com/bigbluebutton/bigbluebutton/pull/14265 Patch Third Party Advisory
https://github.com/bigbluebutton/bigbluebutton/releases/tag/v2.3.18 Release Notes Third Party Advisory
https://github.com/bigbluebutton/bigbluebutton/security/advisories/GHSA-36vc-c338-6xjv Patch Third Party Advisory
Configurations

Configuration 1

cpe:2.3:a:bigbluebutton:bigbluebutton:*:*:*:*:*:*:*:*
cpe:2.3:a:bigbluebutton:bigbluebutton:*:*:*:*:*:*:*:*
Information

Published : 2022-06-02 12:15

Updated : 2022-06-09 03:06

NVD link : CVE-2022-29234

Mitre link : CVE-2022-29234

Products Affected
No products.
CWE
CWE-285