A vulnerability was found in keycloak 7.x, when keycloak is configured with LDAP user federation and StartTLS is used instead of SSL/TLS from the LDAP server (ldaps), in this case user authentication succeeds even if invalid password has entered.
The product does not validate, or incorrectly validates, a certificate.
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| Keycloak | Redhat | 7.0.0 (including) | 7.0.0 (including) |
| Keycloak | Redhat | 7.0.1 (including) | 7.0.1 (including) |