CVE-2006-3552: Ipswitch Collaboration Suite

Medium severity, CVSS 6.4. EPSS: 2.5% chance of exploitation in the next 30 days.

Premium Anti-Spam in Ipswitch IMail Secure Server 2006 and Collaboration Suite 2006 Premium, when using a certain .dat file in the StarEngine /data directory from 20060630 or earlier, does not properly receive and implement bullet signature updates, which allows context-dependent attackers to use the server for spam transmission.

Affected products

• Ipswitch Ipswitch Collaboration Suite: version 2006_premium only
• Ipswitch Ipswitch Secure Server: version 2006_premium only

Published 2006-07-13. Last modified 2026-06-16.