CVE-2020-28954

2020-11-1922:15:13

Google

osv.dev

bigbluebutton

apicontroller

parameter sanitization

control characters

user name

AI Score

6.8

Confidence

High

EPSS

0.001

Percentile

48.9%

JSON

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

References

github.com/bigbluebutton/bigbluebutton/commit/5c911ddeec4493f40f42e2f137800ed4692004a4

github.com/bigbluebutton/bigbluebutton/commit/e59bcd0c33a6a3203c011faa8823ba2cac1e4f37

github.com/bigbluebutton/bigbluebutton/compare/v2.2.28...v2.2.29

github.com/bigbluebutton/bigbluebutton/issues/10818