CVE-2020-28954

Medium

Description

web/controllers/ApiController.groovy in BigBlueButton before 2.2.29 lacks certain parameter sanitization, as demonstrated by accepting control characters in a user name.

SeverityMedium
CVSS5.3
Exploit probability—
ProductBigbluebutton
PublishedNov 19, 2020
First seenNov 19, 2020

How to fix

Update
  • bigbluebutton bigbluebutton2.2.29 or later

Affected products

ProductAffected versionsFixed in
bigbluebutton bigbluebuttonv < 2.2.292.2.29

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