CyberRota Analysis
AI-GeneratedBigBlueButton versions prior to 3.0.21 are vulnerable due to the generation of conference session tokens with weak randomness, enabling users to predict and impersonate other users' tokens. This vulnerability poses a significant risk of unauthorized access and session hijacking within virtual classrooms. Organizations using affected versions should prioritize upgrading to 3.0.21 to mitigate potential security breaches.
Public Exploit Signal
A public exploit, PoC, GitHub repository or Metasploit reference was detected for this CVE.
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Original NVD Description
BigBlueButton is an open-source virtual classroom. Prior to 3.0.21, bbb-web generated conference sessionToken values with insufficiently secure randomness in bbb-common-web/src/main/java/org/bigbluebutton/api/Util.java and bigbluebutton-web/grails-app/controllers/org/bigbluebutton/web/controllers/ApiController.groovy, allowing a session user to predict other users' conference session tokens and impersonate them. This issue is fixed in version 3.0.21.