VULNERABILITY INTELLIGENCE

CVE-2020-1027

CVSS score7.8 HIGH

EPSS probability4.72%

CISA KEVKnown exploited vulnerability

Published2020-04-15

Last modified2026-06-17

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

Known Exploited Vulnerability

Microsoft Windows Kernel Privilege Escalation Vulnerability

Vendor / product: Microsoft / Windows

Description

An elevation of privilege vulnerability exists in the way that the Windows Kernel handles objects in memory, aka 'Windows Kernel Elevation of Privilege Vulnerability'. This CVE ID is unique from CVE-2020-0913, CVE-2020-1000, CVE-2020-1003.

Weakness classification

CWE-787: Out-of-bounds Write

Primary references

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