CVE-2023-21776

Published: Jan 10, 2023Modified: Jan 1, 2025

5.5

Vector

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

Exploitability: 1.8 / Impact: 3.6

Source: secure@microsoft.com (Secondary)

Description

Windows Kernel Information Disclosure Vulnerability

Affected (20)

Products: Microsoft: Windows 10, Windows 11, Windows 7, Windows 8.1, Windows Rt 8.1, Windows Server 2008, Windows Server 2012, Windows Server 2016, Windows Server 2019, Windows Server 2022

10 products

Windows Server 2008

Windows Server 2012

Windows Server 2016

Windows Server 2019

Windows Server 2022

Configuration A

20 vulnerable

Vulnerable Software	Affected Versions
Microsoft Windows 10	All versions
Microsoft Windows 10	Version 1607
Microsoft Windows 10	Version 1809
Microsoft Windows 10	Version 20h2
Microsoft Windows 10	Version 21h2
Microsoft Windows 10	Version 22h2
Microsoft Windows 11	Version 21h2
Microsoft Windows 11	Version 21h2
Microsoft Windows 11	Version 22h2
Microsoft Windows 11	Version 22h2
Microsoft Windows 7	All versions
Microsoft Windows 8.1	All versions
Microsoft Windows Rt 8.1	All versions
Microsoft Windows Server 2008	All versions
Microsoft Windows Server 2008	Version r2 sp1
Microsoft Windows Server 2012	All versions
Microsoft Windows Server 2012	Version r2
Microsoft Windows Server 2016	All versions
Microsoft Windows Server 2019	All versions
Microsoft Windows Server 2022	All versions

Related CWEs

Out-of-bounds Read

The product reads data past the end, or before the beginning, of the intended buffer.

References (3)

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-21776

Source: secure@microsoft.com

http://packetstormsecurity.com/files/172300/Windows-Kernel-CmpDoReDoCreateKey-CmpDoReOpenTransKey-Out-Of-Bounds-Read.html

Source: af854a3a-2127-422b-91ae-364da2661108

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-21776

Source: af854a3a-2127-422b-91ae-364da2661108

Timeline

No history available yet.