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Findings

CVE-2018-8453

Microsoft Win32k Privilege Escalation Vulnerability

Published Oct 10, 2018 · updated Aug 12, 2026 · microsoft windows 10 1507

An elevation of privilege vulnerability exists in Windows when the Win32k component fails to properly handle objects in memory, aka "Win32k Elevation of Privilege Vulnerability." This affects Windows 7, Windows Server 2012 R2, Windows RT 8.1, Windows Server 2008, Windows Server 2019, Windows Server 2012, Windows 8.1, Windows Server 2016, Windows Server 2008 R2, Windows 10, Windows 10 Servers.

Timeline

Detection, updates, and resolution for this record.

  1. Oct 10, 2018 · Catalog

    Detected

    An elevation of privilege vulnerability exists in Windows when the Win32k component fails to properly handle objects in memory, aka "Win32k Elevation of Privilege Vulnerability." This affects Windows 7, Windows Server 2012 R2, Windows RT 8.1, Windows Server 2008, Windows Server 2019, Windows Server 2012, Windows 8.1, Windows Server 2016, Windows Server 2008 R2, Windows 10, Windows 10 Servers.

  2. Jan 21, 2022 · CISA KEV

    Known exploited

    Apply updates per vendor instructions.

  3. Jul 21, 2022 · CISA KEV

    Remediation due

    Apply updates per vendor instructions.

  4. Aug 12, 2026 · Catalog

    Updated

    An elevation of privilege vulnerability exists in Windows when the Win32k component fails to properly handle objects in memory, aka "Win32k Elevation of Privilege Vulnerability." This affects Windows 7, Windows Server 2012 R2, Windows RT 8.1, Windows Server 2008, Windows Server 2019, Windows Server 2012, Windows 8.1, Windows Server 2016, Windows Server 2008 R2, Windows 10, Windows 10 Servers.

Required action

Apply updates per vendor instructions.

CISA due date Jul 21, 2022

Affected

  • cpe microsoft/windows 10 1507version unspecified
  • cpe microsoft/windows 10 1607version unspecified
  • cpe microsoft/windows 10 1703version unspecified
  • cpe microsoft/windows 10 1709version unspecified
  • cpe microsoft/windows 10 1803version unspecified
  • cpe microsoft/windows 10 1809version unspecified
  • cpe microsoft/windows 7version unspecified
  • cpe microsoft/windows 8.1version unspecified
  • vendor Microsoft Win32kversion unspecified

Sources

  • CISA KEVCVE-2018-8453

    Microsoft Windows Win32k contains a vulnerability that allows an attacker to escalate privileges.

    cisa.gov
  • CVE.orgCVE-2018-8453

    Official CVE identifier

    cve.org
  • FIRST EPSSCVE-2018-8453

    30-day exploitation probability 70.0%

    first.org
  • Exploit Database47134

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

    exploit-db.com
  • Metasploit Modulesexploit_windows/local/cve_2018_8453_win32k_priv_esc

    Public module reference (manual). Module source is not copied into this catalog.

    rapid7.com
  • NIST NVDCVE-2018-8453

    An elevation of privilege vulnerability exists in Windows when the Win32k component fails to properly handle objects in memory, aka "Win32k Elevation of Privilege Vulnerability." This affects Windows 7, Windows Server 2012 R2, Windows RT 8.1, Windows Server 2008, Windows Server 2

    nvd.nist.gov
  • Packet Storm Securityhttp://packetstormsecurity.com/files/153669/Microsoft-Windows-NtUserSetWindowFNID-Win32k-User-Callback.html

    Packet Storm link already published on the finding.

    packetstormsecurity.com

References

CVE-2018-8453 · ZeroDay Findings