Tuesday, February 11, 2020

Microsoft February 2020 Security Updates



The Microsoft February security updates have been released and consist of 99 CVEs. Of these 12 CVEs, rated Critical and 83 are rated Important in severity. According to Microsoft, five of these bugs are publicly known and one is currently under active attack.

The updates apply to the following:  Microsoft Windows, Microsoft Edge (EdgeHTML-based), Microsoft Edge Chromium-based), ChakraCore, Internet Explorer, Microsoft Exchange Server, Microsoft SQL Server, Microsoft Office and Microsoft Office Services and Web Apps, Windows Malicious Software Removal Tool, and Windows Surface Hub.

The following KBs contain information about known issues with the security updates.

Known Issues

KB Article Applies To
4532691 Windows 10 Version 1809, Windows Server 2019
4536987 Microsoft Exchange Server 2016 & 2019
4536988 Microsoft Exchange Server 2013
4536989 Microsoft Exchange Server 2010
4537762 Windows 10, version 1803, Windows Server version 1803
4537764 Windows 10, version 1607, Windows Server 2016
4537776 Windows 10
4537789 Windows 10, version 1709
4537794 Windows Server 2012 (Security-only update)
4537803 Windows 8.1, Windows Server 2012 R2 (Security-only update)
4537813 Windows 7, Windows Server 2008 R2 (Security-only update)
4537814 Windows Server 2012 (Monthly Rollup)
4537821 Windows 8.1, Windows Server 2012 R2 (Monthly Rollup)

Recommended Reading:  

See Dustin Childs review and analysis in Zero Day Initiative — The February 2020 Security Update Review.

For more information about the updates released today, see https://portal.msrc.microsoft.com/en-us/security-guidance/summary.  Updates can be sorted by OS from the search box. Information about the update for Windows 10 is available at Windows 10 Update history.

Additional Update Notes:

  • Adobe Flash Player -- For Windows Server 2012, Windows 8.1, Windows Server 2012 R2, Windows RT 8.1 and Windows 10, Adobe Flash Player is now a security bulletin rather than a security advisory and is included with the updates as identified above.
  • MSRT -- Microsoft released an updated version of the Microsoft Windows Malicious Software Removal Tool on Windows Update, Microsoft Update, Windows Server Update Services, and the Download Center.  Note:  Users who are paranoid about the remote possibility of a FP can opt to run this tool from a Command Prompt, appending a   /N   parameter [for "detect only" mode].
  • Servicing Stack Updates -- 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. Learn more about SSU's in Servicing Stack Updates (SSU)
  • 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 also available via the Microsoft Update Catalog.
  • For information on lifecycle and support dates for Windows 10 operating systems, please see Windows Lifecycle Facts Sheet.
  • Windows Update History:

References


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