Greenlight BigBlueButton Servers Vulnerable to Open Redirect
CVE-2022-36029

6.1MEDIUM

Key Information:

Vendor

Bigbluebutton

Status
Greenlight
Vendor
CVE Published:
25 April 2024

What is CVE-2022-36029?

The Greenlight end-user interface for BigBlueButton servers has a vulnerability allowing for open redirects due to an unchecked value in the return_to cookie. This weakness can be exploited to redirect users to malicious websites, possibly facilitating phishing attacks or other security breaches. The issue is addressed in version 2.13.0 of Greenlight, which contains a patch that rectifies this vulnerability.

Affected Version(s)

greenlight 0 < 2.13.0

References

https://huntr.com/bounties/ba5834bd-1f04-4936-8e93-2442d4...
https://github.com/bigbluebutton/greenlight/commit/20fe1e...

CVSS V3.1

Score:
6.1
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
Low
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
Required
Scope:
Changed

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.