Microsoft has announced the security updates for February 2024.

February 2024 Security Updates

This release consists of the following 73 Microsoft CVEs:

Tag	CVE	Base Score	FAQs?	Workarounds?	Mitigations?
Azure DevOps	CVE-2024-20667	7.5	Yes	No	No
Microsoft Office	CVE-2024-20673	7.8	Yes	No	No
Azure Stack	CVE-2024-20679	6.5	Yes	No	No
Windows Hyper-V	CVE-2024-20684	6.5	Yes	No	No
Skype for Business	CVE-2024-20695	5.7	Yes	No	No
Trusted Compute Base	CVE-2024-21304	4.1	Yes	No	No
Microsoft Defender for Endpoint	CVE-2024-21315	7.8	Yes	No	No
Microsoft Dynamics	CVE-2024-21327	7.6	Yes	No	No
Microsoft Dynamics	CVE-2024-21328	7.6	Yes	No	No
Azure Connected Machine Agent	CVE-2024-21329	7.3	Yes	No	No
Windows Kernel	CVE-2024-21338	7.8	Yes	No	No
Windows USB Serial Driver	CVE-2024-21339	6.4	Yes	No	No
Windows Kernel	CVE-2024-21340	4.6	Yes	No	No
Windows Kernel	CVE-2024-21341	6.8	No	No	No
Role: DNS Server	CVE-2024-21342	7.5	No	No	No
Windows Internet Connection Sharing (ICS)	CVE-2024-21343	5.9	No	No	No
Windows Internet Connection Sharing (ICS)	CVE-2024-21344	5.9	Yes	No	No
Windows Kernel	CVE-2024-21345	8.8	Yes	No	No
Windows Win32K - ICOMP	CVE-2024-21346	7.8	Yes	No	No
SQL Server	CVE-2024-21347	7.5	Yes	No	No
Windows Internet Connection Sharing (ICS)	CVE-2024-21348	7.5	No	No	No
Microsoft ActiveX	CVE-2024-21349	8.8	Yes	No	No
Microsoft WDAC OLE DB provider for SQL	CVE-2024-21350	8.8	Yes	No	No
Windows SmartScreen	CVE-2024-21351	7.6	Yes	No	No
Microsoft WDAC OLE DB provider for SQL	CVE-2024-21352	8.8	Yes	No	No
Microsoft WDAC ODBC Driver	CVE-2024-21353	8.8	Yes	No	No
Windows Message Queuing	CVE-2024-21354	7.8	Yes	No	No
Windows Message Queuing	CVE-2024-21355	7.0	Yes	No	No
Windows LDAP - Lightweight Directory Access Protocol	CVE-2024-21356	6.5	No	No	No
Windows Internet Connection Sharing (ICS)	CVE-2024-21357	7.5	Yes	No	No
Microsoft WDAC OLE DB provider for SQL	CVE-2024-21358	8.8	Yes	No	No
Microsoft WDAC OLE DB provider for SQL	CVE-2024-21359	8.8	Yes	No	No
Microsoft WDAC OLE DB provider for SQL	CVE-2024-21360	8.8	Yes	No	No
Microsoft WDAC OLE DB provider for SQL	CVE-2024-21361	8.8	Yes	No	No
Windows Kernel	CVE-2024-21362	5.5	Yes	No	No
Windows Message Queuing	CVE-2024-21363	7.8	Yes	No	No
Azure Site Recovery	CVE-2024-21364	9.3	Yes	No	No
Microsoft WDAC OLE DB provider for SQL	CVE-2024-21365	8.8	Yes	No	No
Microsoft WDAC OLE DB provider for SQL	CVE-2024-21366	8.8	Yes	No	No
Microsoft WDAC OLE DB provider for SQL	CVE-2024-21367	8.8	Yes	No	No
Microsoft WDAC OLE DB provider for SQL	CVE-2024-21368	8.8	Yes	No	No
Microsoft WDAC OLE DB provider for SQL	CVE-2024-21369	8.8	Yes	No	No
Microsoft WDAC OLE DB provider for SQL	CVE-2024-21370	8.8	Yes	No	No
Windows Kernel	CVE-2024-21371	7.0	Yes	No	No
Windows OLE	CVE-2024-21372	8.8	Yes	No	No
Microsoft Teams for Android	CVE-2024-21374	5.0	Yes	No	No
Microsoft WDAC OLE DB provider for SQL	CVE-2024-21375	8.8	Yes	No	No
Microsoft Azure Kubernetes Service	CVE-2024-21376	9.0	Yes	No	No
Microsoft Windows DNS	CVE-2024-21377	7.1	Yes	No	No
Microsoft Office Outlook	CVE-2024-21378	8.0	Yes	No	No
Microsoft Office Word	CVE-2024-21379	7.8	Yes	No	No
Microsoft Dynamics	CVE-2024-21380	8.0	Yes	No	No
Azure Active Directory	CVE-2024-21381	6.8	Yes	No	No
Microsoft Office OneNote	CVE-2024-21384	7.8	Yes	No	No
.NET	CVE-2024-21386	7.5	No	No	No
Microsoft Dynamics	CVE-2024-21389	7.6	Yes	No	No
Microsoft WDAC OLE DB provider for SQL	CVE-2024-21391	8.8	Yes	No	No
Microsoft Dynamics	CVE-2024-21393	7.6	Yes	No	No
Microsoft Dynamics	CVE-2024-21394	7.6	Yes	No	No
Microsoft Dynamics	CVE-2024-21395	8.2	Yes	No	No
Microsoft Dynamics	CVE-2024-21396	7.6	Yes	No	No
Azure File Sync	CVE-2024-21397	5.3	Yes	No	No
Microsoft Edge (Chromium-based)	CVE-2024-21399	8.3	Yes	No	No
Azure Active Directory	CVE-2024-21401	9.8	Yes	No	No
Microsoft Office Outlook	CVE-2024-21402	7.1	Yes	No	No
Microsoft Azure Kubernetes Service	CVE-2024-21403	9.0	Yes	No	No
.NET	CVE-2024-21404	7.5	No	No	No
Windows Message Queuing	CVE-2024-21405	7.0	Yes	No	No
Microsoft Windows	CVE-2024-21406	7.5	Yes	No	No
Microsoft Exchange Server	CVE-2024-21410	9.8	Yes	No	Yes
Internet Shortcut Files	CVE-2024-21412	6.8	Yes	No	No
Microsoft Office	CVE-2024-21413	9.8	Yes	No	No
Microsoft WDAC OLE DB provider for SQL	CVE-2024-21420	8.8	Yes	No	No

We are republising 6 non-Microsoft CVEs:

CNA	Tag	CVE	FAQs?	Workarounds?	Mitigations?
MITRE	Role: DNS Server	CVE-2023-50387	No	No	No
Chrome	Microsoft Edge (Chromium-based)	CVE-2024-1059	Yes	No	No
Chrome	Microsoft Edge (Chromium-based)	CVE-2024-1060	Yes	No	No
Chrome	Microsoft Edge (Chromium-based)	CVE-2024-1077	Yes	No	No
Chrome	Microsoft Edge (Chromium-based)	CVE-2024-1283	Yes	No	No
Chrome	Microsoft Edge (Chromium-based)	CVE-2024-1284	Yes	No	No

Security Update Guide Blog Posts

Date	Blog Post
January 11, 2022	Coming Soon: New Security Update Guide Notification System
February 9, 2021	Continuing to Listen: Good News about the Security Update Guide API
January 13, 2021	Security Update Guide Supports CVEs Assigned by Industry Partners
December 8, 2020	Security Update Guide: Let’s keep the conversation going
November 9, 2020	Vulnerability Descriptions in the New Version of the Security Update Guide

Relevant Resources

• The new Hotpatching feature is now generally available. Please see  Hotpatching feature for Windows Server Azure Edition virtual machines (VMs) for more information.
• Windows 10 updates are cumulative. The monthly security release includes all security fixes for vulnerabilities that affect Windows 10, in addition to non-security updates. The updates are available via the  Microsoft Update Catalog. For information on lifecycle and support dates for Windows 10 operating systems, please see  Windows Lifecycle Facts Sheet.
• Microsoft is improving Windows Release Notes. For more information, please see  What's next for Windows release notes.
• A list of the latest servicing stack updates for each operating system can be found in  ADV990001. This list will be updated whenever a new servicing stack update is released. It is important to install the latest servicing stack update.
• In addition to security changes for the vulnerabilities, updates include defense-in-depth updates to help improve security-related features.
• Customers running Windows 7, Windows Server 2008 R2, or Windows Server 2008 need to purchase the Extended Security Update to continue receiving security updates. See  4522133 for more information.

Known Issues

You can see these in more detail from the Deployments tab by selecting Known Issues column in the Edit Columns panel.

For more information about Windows Known Issues, please see  Windows message center (links to currently-supported versions of Windows are in the left pane).

KB Article	Applies To
5034763	Windows 10, version 21H2, Windows 10, version 22H2
5034770	Windows Server 2022
5034795	Windows Server 2008 (Monthly Rollup)
5034833	Windows Server 2008 R2 (Security-only update)
5035606	Exchange Server 2019