CRITICAL🚩 CISA KEV⚡ EXPLOIT✓ PATCH🇵🇱 Wersja polska

CVE-2008-4250

CVSS 9.8v2.0pub. 2008-10-23upd. 2026-05-21

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."

🇵🇱 Read Polish description →

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Microsoft Windows 2000
OS
Microsoft
all versions
Microsoft Windows Server 2003
OS
Microsoft
all versions
Microsoft Windows Server 2008
OS
Microsoft
all versions
Microsoft Windows Vista
OS
Microsoft
all versions
Microsoft Windows Xp
OS
Microsoft
all versions

CISA KEV — detailsi

Vendori: Microsoft ↗
Producti: Windows
Added to KEVi: May 20, 2026
Remediation deadline (US Federal)i: June 3, 2026(overdue)

🔧Advisory Microsoft↗🇺🇸CISA KEV (original)↗

Required action (CISA)i

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

CISA descriptioni

Microsoft Windows contains a buffer overflow vulnerability in the Windows Server Service that allows remote attackers to execute arbitrary code via a crafted RPC request that triggers an overflow during path canonicalization.

🔴