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Vulnerabilities

Vulnerability · CVE-2018-8611

Microsoft Windows Kernel Privilege Escalation Vulnerability

Published Oct 29, 2018 · catalog updated Jun 16, 2026 · Microsoft Windows

Patch now

CVE-2018-8611 is in the CISA known-exploited catalog, due Jun 14, 2022. Confirm Microsoft Windows against the vendor advisory and apply that fix. The CVSS score does not change the priority.

Gaps on this record

  • No version range is stored. A customer cannot check an installed version against this record.
Severity
High7.8
Known exploitation
CISA KEV and VulnCheck KEV
EPSS
4.20%
Remediation
Remediation guidance
Affected products
cpe microsoft/windows 10 1607 · cpe microsoft/windows 10 1703 · cpe microsoft/windows 10 1709 · cpe microsoft/windows 10 1803 · cpe microsoft/windows 10 1809 · cpe microsoft/windows 7

An elevation of privilege vulnerability exists when the Windows kernel fails to properly handle objects in memory, aka "Windows Kernel 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.

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • 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
  • cpe microsoft/windows rt 8.1version unspecified
  • vendor Microsoft Windowsversion unspecified

How to fix CVE-2018-8611

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

CVE-2018-8611 is in the CISA known-exploited catalog, due Jun 14, 2022. Confirm Microsoft Windows against the vendor advisory and apply that fix. The CVSS score does not change the priority.

Which versions are affected?

Affected version ranges are not on this record. Apply updates per vendor instructions.

What should an analyst verify?

CWE-404. EPSS 4.20%. The CISA KEV listing is the exploitation evidence. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Technology hubs

Windows security

Code

The project this record applies to. Exploit listings stay in References.

No public source repository is identified for this product.

Timeline

Detection, updates, and resolution for this record.

  1. Dec 11, 2018 · Catalog

    Detected

    An elevation of privilege vulnerability exists when the Windows kernel fails to properly handle objects in memory, aka "Windows Kernel 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. May 24, 2022 · CISA KEV

    Known exploited

    Apply updates per vendor instructions.

  3. Jun 14, 2022 · CISA KEV

    Remediation due

    Apply updates per vendor instructions.

  4. Jun 16, 2026 · Catalog

    Updated

    An elevation of privilege vulnerability exists when the Windows kernel fails to properly handle objects in memory, aka "Windows Kernel 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.

Sources

  • CISA KEVConfirmed exploitationCVE-2018-8611

    A privilege escalation vulnerability exists when the Windows kernel fails to properly handle objects in memory.

    cisa.gov
  • CVE.orgVulnerability recordCVE-2018-8611

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2018-8611

    30-day exploitation probability 4.2%

    first.org
  • NIST NVDVulnerability recordCVE-2018-8611

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

    nvd.nist.gov
  • VulnCheck KEVConfirmed exploitationCVE-2018-8611

    A privilege escalation vulnerability exists when the Windows kernel fails to properly handle objects in memory.

    vulncheck.com

References

Freshness

Last verified in this catalog Oct 17, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.