Microsoft August 2020 Security Updates

The Microsoft August security updates have been released and consist of 120 CVEs.  Of these 120 CVEs, 17 are rated Critical and 103 are rated Important in severity.  CVE-2020-1464 - Windows Spoofing Vulnerability is both publicly known and listed as being under active attack.  CVE-2020-1380 - Scripting Engine Memory Corruption Vulnerability is also listed as being under active attack at the time of release. 

The updates apply to the following: Microsoft Windows, Microsoft Edge (EdgeHTML-based), Microsoft Edge (Chromium-based), Microsoft ChakraCore, Internet Explorer, Microsoft Scripting Engine, SQL Server, Microsoft JET Database Engine, .NET Framework, ASP.NET Core, Microsoft Office and Microsoft Office Services and Web Apps, Microsoft Windows Codecs Library, and Microsoft Dynamics.

Update Note:  A Microsoft Security Advisory Notification was issued announcing an update to ADV990001 with information on new versions of Servicing Stack.  For information about Servicing Stack updates see Servicing Stack Updates (SSU).

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

KB Article	Applies To
4565349	Windows 10 Version 1809, Windows Server 2019
4566782	Windows 10, version 2004
4571694	Windows 10, version 1607, Windows Server 2016
4571702	Windows Server 2012 (Security-only update)
4571703	Windows 8.1, Windows Server 2012 R2 (Monthly Rollup)
4571719	Windows 7, Windows Server 2008 R2 (Security-only update)
4571723	Windows 8.1, Windows Server 2012 R2 (Security-only update)
4571729	Windows 7, Windows Server 2008 R2 (Monthly Rollup)
4571730	Windows Server 2008 Service Pack 2 (Monthly Rollup)
4571736	Windows Server 2012 (Monthly Rollup)
4571746	Windows Server 2008 Service Pack 2 (Security-only update)

Recommended Reading:  

See Dustin Childs review and analysis in Zero Day Initiative — The August 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.

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 -- The Malicious Software Removal Tool is now run on a quarterly basis rather than monthly.  See Remove specific prevalent malware with Windows Malicious Software Removal Tool.
• 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:
  • Windows 10
  • Windows 8.1

References

• Security Update FAQ
• August Security Updates Guide

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