CVE Vulnerability

CVE-2022-27238

BigBlueButton version 2.4.7 (or earlier) is vulnerable to stored Cross-Site Scripting (XSS) in the private chat functionality. A threat actor could inject JavaScript payload in his/her username. The payload gets executed in the browser of the victim each time the attacker sends a private message to the victim or when notification about the attacker leaving room is displayed.

3.5 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 6.8 / Impact : 2.9

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact NONE

Integrity Impact PARTIAL

Availability Impact NONE

Scope

5.4 /10

CVSS v3.0 : MEDIUM

V3 Legend

Vector :

Exploitability : 2.3 / Impact : 2.7

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction REQUIRED

Confidentiality Impact LOW

Integrity Impact LOW

Availability Impact NONE

Scope CHANGED

References
Link Resource
https://www.mgm-sp.com/en/cve-2022-27238-bigbluebutton-xss/ Third Party Advisory
Configurations

Configuration 1

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

Published : 2022-06-24 04:15

Updated : 2022-07-05 09:01

NVD link : CVE-2022-27238

Mitre link : CVE-2022-27238

Products Affected
No products.
CWE
CWE-79