CVE-2008-4250

microsoft windows 2000, microsoft windows server 2003, microsoft windows server 2008

Published 23 Oct 2008 · updated 16 Jun 2026 · Analyzed

9.8 Critical · CVSS 3.1, CISA ADP

Exploited in the wild

CISA added this to its Known Exploited Vulnerabilities catalog on 20 May 2026, with a remediation deadline of 3 Jun 2026 for US federal agencies.

Required action: Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

Description

The Server service in Microsoft Windows 2000 SP4, XP SP2 and SP3, Server 2003 SP1 and SP2, Vista Gold and SP1, Server 2008, and 7 Pre-Beta allows remote attackers to execute arbitrary code via a crafted RPC request that triggers the overflow during path canonicalization, as exploited in the wild by Gimmiv.A in October 2008, aka "Server Service Vulnerability."

References