Tuesday, April 14, 2020

Microsoft April 2020 Security Updates



The Microsoft April security updates have been released and consist of 113 CVEs. Of these CVEs, 17 are rated Critical and 96 are rated Important in severity. Two of the bugs* One of the bugs addressed this month is listed as being under active attack, and two are listed as being public at the time of release.

*Edit Note: Microsoft initially listed CVE-2020-0968 a being under active attack. They have since revised this bulletin to note it is not under attack.

The updates apply to the following:  Microsoft Windows, Microsoft Edge (EdgeHTML-based), Microsoft Edge (Chromium-based), ChakraCore, Internet Explorer, Microsoft Office and Microsoft Office Services and Web Apps, Windows Defender, Visual Studio, Microsoft Dynamics, Microsoft Apps for Android, and Microsoft Apps for Mac.

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

KB Article Applies To
3128012 Microsoft Office 2016
3162033 Microsoft Publisher 2013
3203462 Microsoft Office 2010
4011097 Microsoft Publisher 2016
4011104 Microsoft Office 2013
4032216 Microsoft Publisher 2010
4462210 Microsoft Access 2013
4462225 Microsoft Visio 2010
4464527 Microsoft Access 2010
4464544 Microsoft Visio 2013
4484117 Microsoft Office 2013
4484125 Microsoft Project 2013
4484126 Microsoft Office 2010
4484132 Microsoft Project 2010
4484167 Microsoft Access 2016
4484214 Microsoft Office 2016
4484226 Microsoft PowerPoint 2013
4484235 Microsoft PowerPoint 2010
4484244 Microsoft Visio 2016
4484246 Microsoft PowerPoint 2016
4484269 Microsoft Project 2016
4484273 Microsoft Excel 2016
4484274 Microsoft Outlook 2016
4484281 Microsoft Outlook 2013
4484283 Microsoft Excel 2013
4484284 Microsoft Outlook 2010
4484285 Microsoft Excel 2010
4484295 Microsoft Word 2010
4484300 Microsoft Word 2016
4484319 Microsoft Word 2013
4549949 Windows 10 Version 1809, Windows Server 2019
4550905 Internet Explorer
4550917 Windows Server 2012 (Monthly Rollup)
4550922 Windows 10, version 1803
4550927 Windows 10, version 1709
4550929 Windows 10, version 1607, Windows Server 2016
4550930 Windows 10
4550951 Windows Server 2008 Service Pack 2 (Monthly Rollup)
4550957 Windows Server 2008 Service Pack 2 (Security-only update)
4550961 Windows 8.1, Windows Server 2012 R2 (Monthly Rollup)
4550964 Windows 7, Windows Server 2008 R2 (Monthly Rollup)
4550965 Windows 7, Windows Server 2008 R2 (Security-only update)
4550970 Windows 8.1, Windows Server 2012 R2 (Security-only update)
4550971 Windows Server 2012 (Security-only update)

Recommended Reading:  

See Dustin Childs review and analysis in Zero Day Initiative — The April 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. Note, however, that there are no Adobe Flash Player security updates for Active X.
  • 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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