Microsoft Cryptographic Services Elevation of Privilege Vulnerability - CVE-2023-21551.

Windows 10 version 21H2 and 22H2: 63 vulnerabilities, 10 critical and 53 important.

Windows Secure Socket Tunneling Protocol (SSTP) Remote Code Execution Vulnerability - CVE-2023-21535.

All eight security issues listed under Windows 7, plus.

Windows 8.1: 48 vulnerabilities: 9 critical and 39 important,.

Windows Layer 2 Tunneling Protocol (L2TP) Remote Code Execution Vulnerability - CVE-2023-21546.Windows Layer 2 Tunneling Protocol (L2TP) Remote Code Execution Vulnerability - CVE-2023-21543.Windows Secure Socket Tunneling Protocol (SSTP) Remote Code Execution Vulnerability - CVE-2023-21548.Windows Layer 2 Tunneling Protocol (L2TP) Remote Code Execution Vulnerability - CVE-2023-21555.Windows Layer 2 Tunneling Protocol (L2TP) Remote Code Execution Vulnerability - CVE-2023-21556.Microsoft Cryptographic Services Elevation of Privilege Vulnerability - CVE-2023-21561.Windows Layer 2 Tunneling Protocol (L2TP) Remote Code Execution Vulnerability - CVE-2023-21679.Microsoft Cryptographic Services Elevation of Privilege Vulnerability - CVE-2023-21730.Windows 7 (extended support only): 40 vulnerabilities: 8 critical and 35 important.The following server versions of Windows have known issues: Windows Server 2008, 2008 R2, 2012, 2012 R2, Windows Server 2019.The following client versions of Windows have known issues: Windows 7, Windows 8.1, Windows 10 version 1809, Windows 11 version 22H2.NET Core, Microsoft Office, and Microsoft Exchange Server. Microsoft released security products for other company products, including Visual Studio Code.Microsoft won't release security updates anymore for both operating systems after January 10, 2023.

Windows 7 and Windows 8.1 support ends today.Just click on the link to download it, as an archive, to your device: microsoft-windows-january-2023-updates Executive Summary Here is a an Excel spreadsheet that lists the security updates that Microsoft released in January 2023. Microsoft Windows Security Updates: January 2023 Tip: check out the December 2022 Patch Day overview here.

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