CVE-2009-1127

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Summary

CVECVE-2009-1127
StatePUBLISHED
Assignermicrosoft
Source PriorityCVE Program / NVD first with legacy fallback
Published2009-11-11 19:30:00 UTC
Updated2026-04-23 00:35:47 UTC
Descriptionwin32k.sys in the kernel in Microsoft Windows 2000 SP4, XP SP2 and SP3, Server 2003 SP2, Vista Gold, SP1, and SP2, and Server 2008 Gold and SP2 does not correctly validate an argument to an unspecified system call, which allows local users to gain privileges via a crafted application that triggers a NULL pointer dereference, aka "Win32k NULL Pointer Dereferencing Vulnerability."

Risk And Classification

Primary CVSS: v2.0 7.2 from [email protected]

AV:L/AC:L/Au:N/C:C/I:C/A:C

Problem Types: CWE-20 | n/a

CVSS v2.0 Breakdown

Access Vector
Local
Access Complexity
Low
Authentication
None
Confidentiality
Complete
Integrity
Complete
Availability
Complete

AV:L/AC:L/Au:N/C:C/I:C/A:C

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Operating System Microsoft Windows 2000 All sp4 All All
Operating System Microsoft Windows 2003 Server All sp2 All All
Operating System Microsoft Windows 2003 Server All sp2 itanium All
Operating System Microsoft Windows 2003 Server All sp2 x64 All
Operating System Microsoft Windows Server 2008 All All x32 All
Operating System Microsoft Windows Server 2008 All All x64 All
Operating System Microsoft Windows Server 2008 All sp2 x32 All
Operating System Microsoft Windows Server 2008 All sp2 x64 All
Operating System Microsoft Windows Server 2008 - gold itanium All
Operating System Microsoft Windows Server 2008 - sp2 itanium All
Operating System Microsoft Windows Vista All All All All
Operating System Microsoft Windows Vista All All x64 All
Operating System Microsoft Windows Vista All sp1 All All
Operating System Microsoft Windows Vista All sp2 All All
Operating System Microsoft Windows Xp All sp2 All All
Operating System Microsoft Windows Xp All sp3 All All
Operating System Microsoft Windows Xp - sp2 x64 All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Na N/a affected n/a Not specified

References

ReferenceSourceLinkTags
US-CERT Technical Cyber Security Alert TA09-314A -- Microsoft Updates for Multiple Vulnerabilities af854a3a-2127-422b-91ae-364da2661108 www.us-cert.gov US Government Resource
Microsoft Security Bulletin MS09-065 - Critical | Microsoft Docs af854a3a-2127-422b-91ae-364da2661108 docs.microsoft.com
Repository / Oval Repository af854a3a-2127-422b-91ae-364da2661108 oval.cisecurity.org
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

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