427BB 2.2 and 2.2.1 verifies authentication credentials based on the username, authenticated, and usertype cookies, which allows remote attackers to bypass authentication by using a valid username and usertype and setting the authenticated cookie.
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| Fourtwosevenbb | 427bb | 2.2 (including) | 2.2 (including) |
| Fourtwosevenbb | 427bb | 2.2.1 (including) | 2.2.1 (including) |