CVE-2009-0078: Microsoft Windows Server 2003

High severity, CVSS 7.2. EPSS: 2.7% chance of exploitation in the next 30 days.

The Windows Management Instrumentation (WMI) provider in Microsoft Windows XP SP2 and SP3, Server 2003 SP1 and SP2, Vista Gold and SP1, and Server 2008 does not properly implement isolation among a set of distinct processes that (1) all run under the NetworkService account or (2) all run under the LocalService account, which allows local users to gain privileges by accessing the resources of one of the processes, aka "Windows WMI Service Isolation Vulnerability."

Affected products

• Microsoft Windows Server 2003: any version
• Microsoft Windows Server 2008: any version
• Microsoft Windows Vista: any version; version gold only
• Microsoft Windows XP: any version

Published 2009-04-15. Last modified 2026-06-16.