CVE-2010-4398

Summary

CVECVE-2010-4398
StatePUBLISHED
Assignermitre
Source PriorityCVE Program / NVD first with legacy fallback
Published2010-12-06 13:44:54 UTC
Updated2026-04-21 20:30:28 UTC
DescriptionStack-based buffer overflow in the RtlQueryRegistryValues function in win32k.sys in Microsoft Windows XP SP2 and SP3, Windows Server 2003 SP2, Windows Vista SP1 and SP2, Windows Server 2008 Gold, SP2, and R2, and Windows 7 allows local users to gain privileges, and bypass the User Account Control (UAC) feature, via a crafted REG_BINARY value for a SystemDefaultEUDCFont registry key, aka "Driver Improper Interaction with Windows Kernel Vulnerability."

Risk And Classification

Primary CVSS: v3.1 7.8 HIGH from [email protected]

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

EPSS: 0.086610000 probability, percentile 0.945330000 (date 2026-07-21)

CISA KEV: Listed on 2022-03-28; due 2022-04-21; ransomware use Unknown

Problem Types: CWE-787 | n/a | CWE-787 CWE-787 Out-of-bounds Write


VersionSourceTypeScoreSeverityVector
3.1[email protected]Primary7.8HIGHCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
3.1ADPDECLARED7.8HIGHCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
3.1134c704f-9b21-4f2e-91b3-4a467353bcc0Secondary7.8HIGHCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
2.0[email protected]Primary7.2AV:L/AC:L/Au:N/C:C/I:C/A:C

CVSS v3.1 Breakdown

Attack Vector
Local
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

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

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

CISA Known Exploited Vulnerability

VendorMicrosoft
ProductWindows
NameMicrosoft Windows Kernel Stack-Based Buffer Overflow Vulnerability
Required ActionApply updates per vendor instructions.
Noteshttps://nvd.nist.gov/vuln/detail/CVE-2010-4398

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Operating System Microsoft Windows 7 - All All All
Operating System Microsoft Windows Server 2003 - sp2 All All
Operating System Microsoft Windows Server 2008 - All All All
Operating System Microsoft Windows Server 2008 - sp2 All All
Operating System Microsoft Windows Server 2008 r2 All All All
Operating System Microsoft Windows Vista - sp1 All All
Operating System Microsoft Windows Vista - sp2 All All
Operating System Microsoft Windows Xp - sp2 All All
Operating System Microsoft Windows Xp - sp3 All All

Vendor Declared Affected Products

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

References

ReferenceSourceLinkTags
Repository / Oval Repository af854a3a-2127-422b-91ae-364da2661108 oval.cisecurity.org Broken Link
ASA-2011-031 (2393802) af854a3a-2127-422b-91ae-364da2661108 support.avaya.com Third Party Advisory
www.cisa.gov/known-exploited-vulnerabilities-catalog 134c704f-9b21-4f2e-91b3-4a467353bcc0 www.cisa.gov US Government Resource
Microsoft Windows win32k.sys Driver "GreEnableEUDC()" Vulnerability - Advisories - Community af854a3a-2127-422b-91ae-364da2661108 secunia.com Broken Link, Vendor Advisory
Elevation of privileges under Windows Vista/7 (UAC Bypass) 0day af854a3a-2127-422b-91ae-364da2661108 www.exploit-db.com Exploit, Third Party Advisory, VDB Entry
Bypassing UAC with User Privilege under Windows Vista/7 – Mirror af854a3a-2127-422b-91ae-364da2661108 www.exploit-db.com Broken Link, Exploit, Third Party Advisory, VDB Entry
US-CERT Vulnerability Note VU#529673 af854a3a-2127-422b-91ae-364da2661108 www.kb.cert.org Third Party Advisory, US Government Resource
New Windows zero-day flaw bypasses UAC | Naked Security af854a3a-2127-422b-91ae-364da2661108 nakedsecurity.sophos.com Broken Link
Webmail : Solution de messagerie professionnelle - OVHcloud- OVH af854a3a-2127-422b-91ae-364da2661108 www.vupen.com Broken Link
Privilege escalation 0-day in almost all Windows versions af854a3a-2127-422b-91ae-364da2661108 isc.sans.edu Exploit, Issue Tracking
Microsoft Security Bulletin MS11-011 - Important | Microsoft Docs af854a3a-2127-422b-91ae-364da2661108 docs.microsoft.com Patch, Vendor Advisory
Microsoft Windows User Access Control (UAC) Bypass Local Privilege Escalation Vulnerability af854a3a-2127-422b-91ae-364da2661108 www.securityfocus.com Broken Link, Third Party Advisory, VDB Entry
Security Response on Twitter: "We 're investigating public PoC for a local EoP vuln requiring an account on the target system" af854a3a-2127-422b-91ae-364da2661108 twitter.com Not Applicable
Windows Kernel Lets Local Users Gain Elevated Privileges - SecurityTracker af854a3a-2127-422b-91ae-364da2661108 www.securitytracker.com Broken Link, Third Party Advisory, VDB Entry
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis
CISA Known Exploited Vulnerabilities catalog CISA www.cisa.gov kev

Additional Advisory Data

SourceTimeEvent
ADP2022-03-28T00:00:00.000ZCVE-2010-4398 added to CISA KEV

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