CVE-2009-1516: Icewarp Merak Mail Server

High severity, CVSS 7.5. EPSS: 3.2% chance of exploitation in the next 30 days.

Stack-based buffer overflow in the IceWarpServer.APIObject ActiveX control in api.dll in IceWarp Merak Mail Server 9.4.1 might allow context-dependent attackers to execute arbitrary code via a large value in the second argument to the Base64FileEncode method, as possibly demonstrated by a web application that accepts untrusted input for this method.

Affected products

• Icewarp Merak Mail Server: version 9.4.1 only

Published 2009-05-04. Last modified 2026-06-16.