CVE-2020-1027

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.

Affected

Microsoft · Windows · Windows Server · Windows 10 Version 1909 for 32-bit Systems · Windows 10 Version 1909 for x64-based Systems · Windows 10 Version 1909 for ARM64-based Systems · Windows Server, version 1909 (Server Core installation)

CVSS v3.1 NVD

7.8 HIGHCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CVSS v2.0 NVD

7.2 HIGHAV:L/AC:L/Au:N/C:C/I:C/A:C

EPSS

4.55% chance of exploitation in the next 30 days, 91st percentile

CISA KEV

added 2022-05-23

Published

2020-04-15

Updated

2025-10-21

Proof-of-concept exploits (1)

• http://packetstormsecurity.com/files/168068/Windows-sxs-CNodeFactory-XMLParser_Element_do…

Security advisories

• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-1027

References

• CVE Record
• NVD entry