CVE-2010-4398

Stack-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."

• CWE-787
• CWE-787

• http://isc.sans.edu/diary.html?storyid=9988Exploit, Issue Tracking
• http://nakedsecurity.sophos.com/2010/11/25/new-windows-zero-day-flaw-bypasses-uac/Broken Link
• http://secunia.com/advisories/42356Broken Link, Vendor Advisory
• http://support.avaya.com/css/P8/documents/100127248Third Party Advisory
• http://twitter.com/msftsecresponse/statuses/7590788200402945Not Applicable
• http://www.exploit-db.com/bypassing-uac-with-user-privilege-under-windows-vista7-mirror/Broken Link, Exploit, Third Party Advisory, VDB Entry
• http://www.exploit-db.com/exploits/15609/Exploit, Third Party Advisory, VDB Entry
• http://www.kb.cert.org/vuls/id/529673Third Party Advisory, US Government Resource
• http://www.securityfocus.com/bid/45045Broken Link, Third Party Advisory, VDB Entry
• http://www.securitytracker.com/id?1025046Broken Link, Third Party Advisory, VDB Entry
• http://www.vupen.com/english/advisories/2011/0324Broken Link
• https://docs.microsoft.com/en-us/security-updates/securitybulletins/2011/ms11-011Patch, Vendor Advisory
• https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A12162Broken Link
• http://isc.sans.edu/diary.html?storyid=9988Exploit, Issue Tracking
• http://nakedsecurity.sophos.com/2010/11/25/new-windows-zero-day-flaw-bypasses-uac/Broken Link
• http://secunia.com/advisories/42356Broken Link, Vendor Advisory
• http://support.avaya.com/css/P8/documents/100127248Third Party Advisory
• http://twitter.com/msftsecresponse/statuses/7590788200402945Not Applicable
• http://www.exploit-db.com/bypassing-uac-with-user-privilege-under-windows-vista7-mirror/Broken Link, Exploit, Third Party Advisory, VDB Entry
• http://www.exploit-db.com/exploits/15609/Exploit, Third Party Advisory, VDB Entry
• http://www.kb.cert.org/vuls/id/529673Third Party Advisory, US Government Resource
• http://www.securityfocus.com/bid/45045Broken Link, Third Party Advisory, VDB Entry
• http://www.securitytracker.com/id?1025046Broken Link, Third Party Advisory, VDB Entry
• http://www.vupen.com/english/advisories/2011/0324Broken Link
• https://docs.microsoft.com/en-us/security-updates/securitybulletins/2011/ms11-011Patch, Vendor Advisory
• https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A12162Broken Link
• https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2010-4398US Government Resource

Published

Dec 6, 2010

Last Modified

Jun 16, 2026

Status

Analyzed

• How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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