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Findings

CVE-2017-0263

Microsoft Win32k Privilege Escalation Vulnerability

Published May 12, 2017 · updated Jun 16, 2026 · microsoft windows 10 1507

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."

Timeline

Detection, updates, and resolution for this record.

  1. May 12, 2017 · Catalog

    Detected

    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."

  2. Feb 10, 2022 · CISA KEV

    Known exploited

    Apply updates per vendor instructions.

  3. Aug 10, 2022 · CISA KEV

    Remediation due

    Apply updates per vendor instructions.

  4. Jun 16, 2026 · Catalog

    Updated

    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."

Required action

Apply updates per vendor instructions.

CISA due date Aug 10, 2022

Affected

  • cpe microsoft/windows 10 1507version unspecified
  • cpe microsoft/windows 10 1511version unspecified
  • cpe microsoft/windows 10 1607version unspecified
  • cpe microsoft/windows 10 1703version unspecified
  • cpe microsoft/windows 7version unspecified
  • cpe microsoft/windows 8.1version unspecified
  • cpe microsoft/windows rt 8.1version unspecified
  • cpe microsoft/windows server 2008version unspecified
  • vendor Microsoft Win32kversion unspecified

Sources

  • CISA KEVCVE-2017-0263

    Microsoft Win32k contains a privilege escalation vulnerability due to the Windows kernel-mode driver failing to properly handle objects in memory.

    cisa.gov
  • CVE.orgCVE-2017-0263

    Official CVE identifier

    cve.org
  • FIRST EPSSCVE-2017-0263

    30-day exploitation probability 10.0%

    first.org
  • Exploit Database44478

    Public archive entry. The exploit body is not stored here.

    exploit-db.com
  • NIST NVDCVE-2017-0263

    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 "Wi

    nvd.nist.gov

References

CVE-2017-0263 · ZeroDay Findings