CVE-2018-8611

KEVMicrosoft Windows Kernel Privilege Escalation Vulnerability

Description

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

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.

CVSS 3.1 vectorCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

PublishedDec 12, 2018

Last modifiedJun 17, 2026

Added to KEVMay 24, 2022

Remediation dueJun 14, 2022

References

securityfocus.com/bid/106082Third Party AdvisoryVDB Entry
portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8611PatchVendor Advisory
cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2018-8611US Government Resource

0 recent articles mention this CVE

Risk assessment · High

Actively exploited. Patch immediately.

Exploitation: Confirmed in the wild (CISA KEV)
Federal remediation deadline: Overdue by 1595 days
CVSS: 7.8 HIGH
EPSS (30-day exploit probability): 4.2% · top 9% of all CVEs
Weakness: CWE-404

Recommended actions

1.Apply updates per vendor instructions.
2.Treat as emergency change: patch or isolate internet-facing instances first.
3.Hunt for compromise: review logs for the disclosure window, not just from the patch date.

Assessment is derived automatically from the live signals above; verify against your own asset inventory.