CVE-2020-12113 Information

Description

BigBlueButton before 2.2.4 allows XSS via closed captions because dangerouslySetInnerHTML in React is used.

CVSS Vector

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

Reference

https://github.com/bigbluebutton/bigbluebutton/pull/9017 https://github.com/bigbluebutton/bigbluebutton/releases/tag/v2.2.4 https://www.sakshamanand.com/cve-2020-12113/

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

REQUIRED

Confidentiality Impact

CHANGED

Integrity Impact

LOW

Availability Impact

LOW

Base Score

NONE

Base Severity

6.1