VULNERABILITY INTELLIGENCE

CVE-2018-8453

CVSS score7.8 HIGH

EPSS probability70.04%

CISA KEVKnown exploited vulnerability

Published2018-10-10

Last modified2026-08-13

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

Known Exploited Vulnerability

Microsoft Win32k Privilege Escalation Vulnerability

Vendor / product: Microsoft / Win32k

Description

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.

Primary references

secure@microsoft.com — Exploit, Third Party Advisory, VDB Entry
secure@microsoft.com — Broken Link, Third Party Advisory, VDB Entry
secure@microsoft.com — Broken Link, Third Party Advisory, VDB Entry
secure@microsoft.com — Patch, Vendor Advisory
secure@microsoft.com — Exploit, Technical Description, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108 — Exploit, Third Party Advisory, VDB Entry
af854a3a-2127-422b-91ae-364da2661108 — Broken Link, Third Party Advisory, VDB Entry
af854a3a-2127-422b-91ae-364da2661108 — Broken Link, Third Party Advisory, VDB Entry
af854a3a-2127-422b-91ae-364da2661108 — Patch, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108 — Exploit, Technical Description, Third Party Advisory
134c704f-9b21-4f2e-91b3-4a467353bcc0 — US Government Resource