CVE-2023-21776: Windows Kernel Information Disclosure Vulnerability
Published Jan 10, 2023
·Updated
Windows Kernel Information Disclosure Vulnerability
Affected Software
61 affected componentsFixes available
Microsoft Windows 7
Microsoft Windows Server 2012 R2
Microsoft Windows Server 2012 R2
Microsoft Windows 7
Microsoft Windows RT 8.1
Microsoft Windows Server 2012
Microsoft Windows Server 2012
Microsoft Windows Server 2008
Microsoft Windows Server 2008
Microsoft Windows Server 2008
Microsoft Windows Server 2008
Microsoft Windows 8.1 for x64-based systems
Microsoft Windows 8.1 for 32-bit systems
Microsoft Windows Server 2019
Microsoft Windows Server 2019
Microsoft Windows 11=22H2
Microsoft Windows 11=22H2
Microsoft Windows 11=21H2
Microsoft Windows 11=21H2
Microsoft Windows Server 2022
Microsoft Windows Server 2022
Microsoft Windows Server 2016
Microsoft Windows Server 2016
Microsoft Windows 10=20H2
Microsoft Windows 10=20H2
Microsoft Windows 10=20H2
Microsoft Windows 10=1809
Microsoft Windows 10=1809
Microsoft Windows 10=1809
Microsoft Windows 10=22H2
Microsoft Windows 10=22H2
Microsoft Windows 10=22H2
Microsoft Windows 10=1607
Microsoft Windows 10=1607
Microsoft Windows 10=21H2
Microsoft Windows 10=21H2
Microsoft Windows 10=21H2
Microsoft Windows 10
Microsoft Windows 10
Microsoft Windows 10
Microsoft Windows 10=20h2
Microsoft Windows 10=21h2
Microsoft Windows 10=22h2
Microsoft Windows 10=1607
Microsoft Windows 10=1809
Microsoft Windows 11=21h2
Microsoft Windows 11=21h2
Microsoft Windows 11=22h2
Microsoft Windows 11=22h2
Microsoft Windows 7=sp1
Microsoft Windows 8.1
Microsoft Windows RT 8.1
Microsoft Windows Server 2008=sp2
Microsoft Windows Server 2008=r2-sp1
Microsoft Windows Server 2012
Microsoft Windows Server 2012=r2
Microsoft Windows Server 2016
Microsoft Windows Server 2019
Microsoft Windows Server 2022
Microsoft Windows Server 2008 R2
Microsoft Windows Server 2008 R2
Event History
Jan 10, 2023
CVE Published
via MITRE·12:00 AM
Data Sourced
via MITRE·12:00 AM
DescriptionSeverity
Data Sourced
via Microsoft·08:00 AM
DescriptionSeverityWeaknessAffected Software
Updated
via Microsoft·08:00 AM
Affected Software
Updated
via Microsoft·08:00 AM
Description
Frequently Asked Questions
1
What is the severity of CVE-2023-21776?
CVE-2023-21776 is rated as a medium severity vulnerability due to its potential for information disclosure.
2
How do I fix CVE-2023-21776?
To fix CVE-2023-21776, apply the latest security updates provided by Microsoft for the affected Windows versions.
3
What are the affected systems for CVE-2023-21776?
CVE-2023-21776 impacts various versions of Windows 10, Windows 11, Windows Server 2019, and Windows Server 2022.
4
What type of vulnerability is CVE-2023-21776?
CVE-2023-21776 is an information disclosure vulnerability that affects the Windows kernel.
5
Can CVE-2023-21776 be exploited remotely?
CVE-2023-21776 is not considered a remote exploit but can be exploited locally by an attacker to gain sensitive information.