CVE-2010-0240: Microsoft Windows Server 2008

High severity, CVSS 10.0. EPSS: 48.8% chance of exploitation in the next 30 days.

The TCP/IP implementation in Microsoft Windows Vista Gold, SP1, and SP2 and Server 2008 Gold and SP2, when a custom network driver is used, does not properly handle local fragmentation of Encapsulating Security Payload (ESP) over UDP packets, which allows remote attackers to execute arbitrary code via crafted packets, aka "Header MDL Fragmentation Vulnerability."

Affected products

• Microsoft Windows Server 2008: any version; affected versions not specified
• Microsoft Windows Vista: any version

Published 2010-02-10. Last modified 2026-06-16.