CVE-2009-0612: Trend Micro Interscan Web Security Suite

Medium severity, CVSS 4.3. EPSS: 2.2% chance of exploitation in the next 30 days.

Trend Micro InterScan Web Security Virtual Appliance (IWSVA) 3.x and InterScan Web Security Suite (IWSS) 3.x, when basic authorization is enabled on the standalone proxy, forwards the Proxy-Authorization header from Windows Media Player, which allows remote web servers to obtain credentials by offering a media stream and then capturing this header.

Affected products

• Trend Micro Interscan Web Security Suite: version 2.5 only; version 3.1 only
• Trend Micro Interscan Web Security Virtual Appliance: version 3.1 only

Published 2009-02-17. Last modified 2026-06-16.