CVE-2011-1868: Microsoft Windows 2003 Server

High severity, CVSS 10.0. EPSS: 14.4% chance of exploitation in the next 30 days.

The Distributed File System (DFS) implementation in Microsoft Windows XP SP2 and SP3 and Server 2003 SP2 does not properly validate fields in DFS responses, which allows remote DFS servers to execute arbitrary code via a crafted response, aka "DFS Memory Corruption Vulnerability."

Affected products

• Microsoft Windows 2003 Server: any version
• Microsoft Windows Server 2003: any version
• Microsoft Windows XP: any version; affected versions not specified

Published 2011-06-16. Last modified 2026-06-16.