Advisory Published
Updated

CVE-2023-28270: Windows Lock Screen Security Feature Bypass Vulnerability

First published: Tue Apr 11 2023(Updated: )

Windows Lock Screen Security Feature Bypass Vulnerability

Credit: secure@microsoft.com

Affected SoftwareAffected VersionHow to fix
Microsoft Windows 10=20H2
Microsoft Windows Server 2019
Microsoft Windows 11=22H2
Microsoft Windows 11=22H2
Microsoft Windows Server 2019
Microsoft Windows 11=21H2
Microsoft Windows 11=21H2
Microsoft Windows Server 2022
Microsoft Windows Server 2022
Microsoft Windows 10=21H2
Microsoft Windows 10=21H2
Microsoft Windows 10=21H2
Microsoft Windows 10=22H2
Microsoft Windows 10=22H2
Microsoft Windows 10=22H2
Microsoft Windows 10=1809
Microsoft Windows 10=1809
Microsoft Windows 10=1809
Microsoft Windows 10=20H2
Microsoft Windows 10=20H2
Microsoft Windows 10 1809<10.0.17763.4252
Microsoft Windows 10 20h2<10.0.19042.2846
Microsoft Windows 10 21h2<10.0.19044.2846
Microsoft Windows 10 22h2<10.0.19045.2846
Microsoft Windows 11 21h2<10.0.22000.1817
Microsoft Windows 11 22h2<10.0.22621.1555
Microsoft Windows Server 2019
Microsoft Windows Server 2022

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Frequently Asked Questions

  • What is CVE-2023-28270?

    CVE-2023-28270 refers to the Windows Lock Screen Security Feature Bypass Vulnerability.

  • Which versions of Windows are affected by CVE-2023-28270?

    CVE-2023-28270 affects Windows 10 versions 20H2, 21H2, and 22H2, Windows 11 versions 21H2 and 22H2, Windows Server 2016, Windows Server 2019, and Windows Server 2022.

  • What is the severity of CVE-2023-28270?

    CVE-2023-28270 has a severity rating of 6.8, which is considered high.

  • How can I fix CVE-2023-28270?

    To fix CVE-2023-28270, install the relevant patches provided by Microsoft. The patches can be found in the Microsoft Update Catalog.

  • Where can I find more information about CVE-2023-28270?

    More information about CVE-2023-28270 can be found on the Microsoft Security Response Center website.

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