The Receive Service in Websense Email Security before 7.1 does not recognize domain extensions in the blacklist, which allows remote attackers to bypass intended access restrictions and send e-mail messages via an SMTP session.
Affected Software
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| Websense_email_security | Websense | * | 7.0 (including) |
| Websense_email_security | Websense | 6.1 (including) | 6.1 (including) |
| Websense_email_security | Websense | 6.1-sp1 (including) | 6.1-sp1 (including) |