Vulnerabilities > CVE-2022-31064 - Unspecified vulnerability in Bigbluebutton
Attack vector
NETWORK Attack complexity
LOW Privileges required
LOW Confidentiality impact
LOW Integrity impact
LOW Availability impact
NONE Summary
BigBlueButton is an open source web conferencing system. Users in meetings with private chat enabled are vulnerable to a cross site scripting attack in affected versions. The attack occurs when the attacker (with xss in the name) starts a chat. in the victim's client the JavaScript will be executed. This issue has been addressed in version 2.4.8 and 2.5.0. There are no known workarounds for this issue.
Vulnerable Configurations
References
- http://packetstormsecurity.com/files/167682/BigBlueButton-2.3-2.4.7-Cross-Site-Scripting.html
- http://packetstormsecurity.com/files/167682/BigBlueButton-2.3-2.4.7-Cross-Site-Scripting.html
- http://seclists.org/fulldisclosure/2022/Jun/52
- http://seclists.org/fulldisclosure/2022/Jun/52
- https://github.com/bigbluebutton/bigbluebutton/pull/15067
- https://github.com/bigbluebutton/bigbluebutton/pull/15067
- https://github.com/bigbluebutton/bigbluebutton/pull/15090
- https://github.com/bigbluebutton/bigbluebutton/pull/15090
- https://github.com/bigbluebutton/bigbluebutton/security/advisories/GHSA-hwv2-5pf5-hr87
- https://github.com/bigbluebutton/bigbluebutton/security/advisories/GHSA-hwv2-5pf5-hr87
- https://pentests.nl/pentest-blog/stored-xss-in-bigbluebutton/
- https://pentests.nl/pentest-blog/stored-xss-in-bigbluebutton/