Vulnerability Description
BigBlueButton before 2.2.7 does not have a protection mechanism for separator injection in meetingId, userId, and authToken.
CVSS Score
9.8
CRITICAL
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Bigbluebutton | Bigbluebutton | < 2.2.7 |
Related Weaknesses (CWE)
References
- https://github.com/bigbluebutton/bigbluebutton/commit/4bfd924c64da2681f4c0370260PatchThird Party Advisory
- https://github.com/bigbluebutton/bigbluebutton/compare/v2.2.6...v2.2.7Release NotesThird Party Advisory
- https://github.com/bigbluebutton/bigbluebutton/commit/4bfd924c64da2681f4c0370260PatchThird Party Advisory
- https://github.com/bigbluebutton/bigbluebutton/compare/v2.2.6...v2.2.7Release NotesThird Party Advisory
FAQ
What is CVE-2020-27602?
CVE-2020-27602 is a vulnerability with a CVSS score of 9.8 (CRITICAL). BigBlueButton before 2.2.7 does not have a protection mechanism for separator injection in meetingId, userId, and authToken.
How severe is CVE-2020-27602?
CVE-2020-27602 has been rated CRITICAL with a CVSS base score of 9.8/10. This is considered a critical vulnerability requiring immediate attention.
Is there a patch for CVE-2020-27602?
Check the references section above for vendor advisories and patch information. Affected products include: Bigbluebutton Bigbluebutton.