{"cve":"CVE-2010-4398","nvd":{"published":"2010-12-06T13:44:54.863","modified":"2026-06-16T23:24:42.707","status":"Analyzed","description":"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.\"","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","score":7.8},"cwes":["CWE-787"],"references":["http://isc.sans.edu/diary.html?storyid=9988","http://nakedsecurity.sophos.com/2010/11/25/new-windows-zero-day-flaw-bypasses-uac/","http://secunia.com/advisories/42356","http://support.avaya.com/css/P8/documents/100127248","http://twitter.com/msftsecresponse/statuses/7590788200402945"],"products":["microsoft:windows_7","microsoft:windows_server_2003","microsoft:windows_server_2008","microsoft:windows_vista","microsoft:windows_xp"],"source":"nvd","synced_at":"2026-10-19T19:57:56.749847046+00:00"},"epss":{"cve":"CVE-2010-4398","score":0.08661,"percentile":0.95116,"date":"2026-10-31"},"kev":{"cve":"CVE-2010-4398","date_added":"2022-03-28","due_date":"2022-04-21","vendor":"Microsoft","product":"Windows","known_ransomware":false},"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}