An issue was discovered in BigBlueButton through 2.2.29. A brute-force attack may occur because an unlimited number of codes can be entered for a meeting that is protected by an access code.
The product does not implement sufficient measures to prevent multiple failed authentication attempts within a short time frame.
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| Bigbluebutton | Bigbluebutton | * | 2.2.29 (including) |
Common protection mechanisms include:
Use a vetted library or framework that does not allow this weakness to occur or provides constructs that make this weakness easier to avoid [REF-1482].
Consider using libraries with authentication capabilities such as OpenSSL or the ESAPI Authenticator. [REF-45]