CVE-2006-5545
Premium Antispam in Symantec Mail Security for Domino Server 5.1.x before 5.1.2.28 does not filter certain SMTP address formats, which allows remote attackers to use the product as a spam relay.
Date published : 2006-10-26
http://www.securityfocus.com/bid/19866
http://securityresponse.symantec.com/avcenter/security/Content/2006.10.19.html