Reference page — cumulative record through Thursday, October 8, 2026 UTC. Reference pages update as the archive grows; only dated daily editions are immutable pages of record.

CVE-2017-0263

CVE-2017-0263HIGH

Microsoft Win32k

  AV  AC  PR  UI  S  C  I  A   CVSS    EPSS   %ile   KEV
   L   L   L   N  U  H  H  H    7.8   .1003   95.5   YES

AFFECTED
  Product            Versions                                                                                                                                                                                 Fixed
  Microsoft Windows  Microsoft Windows Server 2008 SP2 and R2 SP1, Windows 7 SP1, Windows 8.1, Windows Server 2012 Gold and R2, Windows RT 8.1, Windows 10 Gold, 1511, 1607, 1703, and Windows Server 2016 –  —

TIMELINE
  Sep 9   Reserved by microsoft
  May 12  Published (CNA: microsoft)
  Feb 10  Added to CISA KEV, remediation due 2022-08-10

CWE-416 · CNA: microsoft · CVSS v3.1 · 6 references · KEV due August 10, 2022

Description

The kernel-mode drivers in Microsoft Windows Server 2008 SP2 and R2 SP1, Windows 7 SP1, Windows 8.1, Windows Server 2012 Gold and R2, Windows RT 8.1, Windows 10 Gold, 1511, 1607, 1703, and Windows Server 2016 allow local users to gain privileges via a crafted application, aka "Win32k Elevation of Privilege Vulnerability."

Lifecycle

Complete event history — 3 events, chronological
Date	Event	Detail
September 9, 2016	Reserved	Reserved by microsoft
May 12, 2017	Published	Published (CNA: microsoft)
February 10, 2022	KEV ADDED	Added to CISA KEV, remediation due 2022-08-10

Affected

Affected products and packages — 1 row
Vendor	Product / Package	Ecosystem	Version introduced	Fixed
Microsoft Corporation	Microsoft Windows	—	Microsoft Windows Server 2008 SP2 and R2 SP1, Windows 7 SP1, Windows 8.1, Windows Server 2012 Gold and R2, Windows RT 8.1, Windows 10 Gold, 1511, 1607, 1703, and Windows Server 2016	—

Weaknesses

CWE-416

References (6)

http://www.securityfocus.com/bid/98258 [vdb-entry, x_refsource_BID]
http://www.securitytracker.com/id/1038449 [vdb-entry, x_refsource_SECTRACK]
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2017-0263 [x_refsource_CONFIRM]
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2017-0263 [government-resource]
https://www.exploit-db.com/exploits/44478/ [exploit, x_refsource_EXPLOIT-DB]
https://xiaodaozhi.com/exploit/117.html [x_refsource_MISC]

Authoritative record: CVE-2017-0263 at cve.org

Vendors: microsoft

Weaknesses: CWE-416

About this page

This is a reference page, not a dated page of record. It assembles the complete lifecycle of CVE-2017-0263 from the CVE Program record, NVD enrichment, the CISA KEV catalog, EPSS, and OSV advisories. The box score's numbers (CVSS, EPSS, KEV status) are current as of Thursday, October 8, 2026 UTC and are re-derived as the archive grows; only dated daily editions are immutable pages of record. The authoritative source for this identifier is cve.org.