Title: F-Secure Messaging Security Gateway Email Relay Vulnerability
Severity: MODERATE
Description:
F-Secure Messaging Security Gateway provides protection against spam, viruses, and other attacks that target a corporation's email infrastructure.
Messaging Security Gateway may allow remote attackers to employ a vulnerable server as a spam relay. This issue occurs because of a design error.
The vendor has reported that the SMTP Turbo module does not reject specially crafted SMTP email messages from being relayed to other computers.
An attacker may leverage this issue to send unsolicited bulk email or spam to users.
Messaging Security Gateway 5.5.x are affected.
Affected Products:
- F-Secure Messaging Security Gateway 5.5.0
- F-Secure Messaging Security Gateway 5.5.3
References:
- F-Secure: Messaging Security Gateway
- F-Secure: Security Advisory FSC-2009-2
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