• Skip to main content
  • Skip to secondary menu
  • Skip to primary sidebar
  • Skip to footer
WebSetNet

WebSetNet

Technology News

  • Technology News
    • Mobile
    • Games
  • Internet Marketing
  • System Admin
    • Windows
    • Linux
    • Mac & Apple
    • Website Scripts
      • Wordpress

Microsoft Windows Security Updates July 2021 overview

July 24, 2021 by billy16

It is the second Tuesday of the month and that means it is Microsoft Patch Day. Microsoft released security and non-security updates for all supported client and server versions of its Windows operating system as well as for other company products such as Microsoft Office.

Our overview starts with an executive summary; the operating system distribution and list of critical security updates follow. Below that are the main cumulative updates for all client and server versions of Windows and the list of other security updates.

The list of known issues includes only those confirmed by Microsoft. You will also find links to security advisories and other, non-security updates, as well as download information and additional resource links on this page.

Here is the link to the June 2021 Patch Day overview in case you missed it.

The Microsoft Windows Security Updates: June 2021

Here is an Excel spreadsheet with the released security updates for client and server versions of Windows: Security Updates 2021-07-13-071231pm

Executive Summary

  • Microsoft released security updates for all supported versions of its Windows operating system.
  • Security updates are also available for Microsoft Office, Power BI and Visual Studio Code.
  • The following products have known issues: Windows 7 SP1, Windows 8.1, Windows 10 version 1809, 2004, 20H2, 21H1, Windows Server 2008 R2, Windows Server 2012, Windows Server 2012 R2, Windows Server 2019, ,and Windows Server 2004 and 20H2, Microsoft Exchange Server 2013, 2016 and 2019

Operating System Distribution

  • Windows 7 (extended support only): 30 vulnerabilities: 3 critical and 27 important
    • Windows Print Spooler Remote Code Execution Vulnerability — CVE-2021-34527
    • Windows MSHTML Platform Remote Code Execution Vulnerability — CVE-2021-34497
    • Scripting Engine Memory Corruption Vulnerability — CVE-2021-34448
  • Windows 8.1: 39 vulnerabilities: 3 critical and 36 important
    • same as Windows 7
  • Windows 10 version 1903 and 1909: 67 vulnerabilities: 5 critical and 62 important
    • same as Windows 7, plus
    • Windows Hyper-V Remote Code Execution Vulnerability — CVE-2021-34450
    • Microsoft Windows Media Foundation Remote Code Execution Vulnerability — CVE-2021-34503
  • Windows 10 version 2004, 20H2 and 21H1 : 68 vulnerabilities, 4 critical and 64 important
    • Windows Print Spooler Remote Code Execution Vulnerability — CVE-2021-34527
    • Windows MSHTML Platform Remote Code Execution Vulnerability — CVE-2021-34497
    • Windows Hyper-V Remote Code Execution Vulnerability — CVE-2021-34450
    • Scripting Engine Memory Corruption Vulnerability — CVE-2021-34448

Windows Server products

  • Windows Server 2008 R2 (extended support only): 37 vulnerabilities: 1 critical and 11 important
    • Windows DNS Server Remote Code Execution Vulnerability — CVE-2021-34494
    • Windows Print Spooler Remote Code Execution Vulnerability — CVE-2021-34527
    • Windows MSHTML Platform Remote Code Execution Vulnerability — CVE-2021-34497
  • Windows Server 2012 R2: 50 vulnerabilities: 4 critical and 46 important
    • Scripting Engine Memory Corruption Vulnerability — CVE-2021-34448
    • Windows MSHTML Platform Remote Code Execution Vulnerability — CVE-2021-34497
    • Windows DNS Server Remote Code Execution Vulnerability — CVE-2021-34494
    • Windows Print Spooler Remote Code Execution Vulnerability — CVE-2021-34527
  • Windows Server 2016: 60 vulnerabilities: 6 critical and 54 important.
    • same as Windows Server 2021 R2 plus
    • Windows Kernel Remote Code Execution Vulnerability — CVE-2021-34458
    • Microsoft Windows Media Foundation Remote Code Execution Vulnerability — CVE-2021-34439
  • Windows Server 2019: 77 vulnerabilities: 2 critical and 22 important
    • Microsoft Windows Media Foundation Remote Code Execution Vulnerability — CVE-2021-34439
    • Windows MSHTML Platform Remote Code Execution Vulnerability — CVE-2021-34497
    • Windows DNS Server Remote Code Execution Vulnerability — CVE-2021-34494
    • Windows Kernel Remote Code Execution Vulnerability — CVE-2021-34458
    • Windows Hyper-V Remote Code Execution Vulnerability — CVE-2021-34450
    • Scripting Engine Memory Corruption Vulnerability — CVE-2021-34448
    • Windows Media Remote Code Execution Vulnerability — CVE-2021-33740
    • Windows Print Spooler Remote Code Execution Vulnerability — CVE-2021-34527

Windows Security Updates

Windows 7 SP1 and Windows Server 2008 R2

  • Monthly Rollup: KB5004289
  • Security-Only: KB5004307

Updates and improvements:

  • Fixes an issue that is causing 16-bit applications to fail with error messages that indicate VBRUN300.DLL (Monthly-Rollup only)
  • Fixed an EMF rendering issue caused by third-party applications using ExtCreatePen and ExtCreateFontIndirect. (Monthly-Rollup only)
  • Advanced Encryption Standard (AES) encryption protections for CVE-2021-33757. See KB5004605.
  • Removes support for the PerformTicketSignature setting and permanently enables Enforcement mode. See this support article for additional information.
  • Security updates.

Windows 8.1 and Windows Server 2012 R2

  • Monthly Rollup: KB5004298
  • Security-only: KB5004285

Updates and improvements:

  • Fixes an issue that is causing 16-bit applications to fail with error messages that indicate VBRUN300.DLL (Monthly-Rollup only)
  • Fixed an EMF rendering issue caused by third-party applications using ExtCreatePen and ExtCreateFontIndirect. (Monthly-Rollup only)
  • Advanced Encryption Standard (AES) encryption protections for CVE-2021-33757. See KB5004605.
  • Removes support for the PerformTicketSignature setting and permanently enables Enforcement mode. See this support article for additional information.
  • Security updates.

Windows 10 version 1909

  • Support Page: KB5004245

Updates and improvements:

  • Advanced Encryption Standard (AES) encryption protections for CVE-2021-33757. See KB5004605.
  • Security updates

Windows 10 version 2004, 20H2 and 21H1

  • Support Page: KB5004237

Updates and improvements:

  • Fixed a printing issue that made printing to affected printers difficult. Affected receipt and label printers mostlz.
  • Removes support for the PerformTicketSignature setting and permanently enables Enforcement mode. See this support article for additional information.
  • Advanced Encryption Standard (AES) encryption protections for CVE-2021-33757. See KB5004605.
  • Fixed a vulnerability that caused Primary Refresh Tokens to be encrypted weakly.
  • Security updates

Other security updates

2021-07 Cumulative Security Update for Internet Explorer (KB5004233)

2021-07 Security Monthly Quality Rollup for Windows Server 2008 (KB5004305)

2021-07 Security Only Quality Update for Windows Server 2008 (KB5004299)

2021-07 Security Monthly Quality Rollup for Windows Embedded 8 Standard and Windows Server 2012 (KB5004294)

2021-07 Security Only Quality Update for Windows Embedded 8 Standard and Windows Server 2012 (KB5004302)

2021-07 Cumulative Update for Windows 10 Version 1507 (KB5004249)

2021-07 Cumulative Update for Windows 10 Version 1607 and Windows Server 2016 (KB5004238)

2021-07 Cumulative Update for Windows Server 2019 and Windows 10 Version 1809 (KB5004244)

2021-07 Cumulative Update for Azure Stack HCI, version 20H2 and Windows Server 2019 Datacenter: Azure Edition for x64-based Systems (KB5004235)

Servicing Stack Updates

2021-07 Servicing Stack Update for Windows Embedded Standard 7, Windows 7, and Windows Server 2008 R2 (KB5004378)

2021-07 Servicing Stack Update for Windows 10 Version 1909 (KB5004748)

Known Issues

Windows 7 SP1 and Server 2008 R2

  • Updates may fail to install if the system is not an ESU system.
    • Expected behavior.
  • Operations may fail on Cluster Shared Volumes.
    • Run the operations with administrative privileges.
    • Run the operations from a node that does not have CSV ownership.

Windows 8.1 and Windows Server 2012 R2

  • Operations may fail on Cluster Shared Volumes.
    • Run the operations with administrative privileges.
    • Run the operations from a node that does not have CSV ownership.

Windows 10 versions 2004, 20H2 and 21H1

  • An issue with output characters when using the Microsoft Japanese Input Method Editor to enter Kanji characters.
    • Microsoft is still working on a solution.
  • Issue with Edge Legacy being removed but the new Edge not installed on devices that were installed using custom offline media or custom ISO images.
    • See the workaround on the support page.

Security advisories and updates

ADV 990001 — Latest Servicing Stack Updates

Other updates

2021-07 Security and Quality Rollup for .NET Framework 4.8 for Windows Embedded Standard 7, Windows 7, and Windows Server 2008 R2 (KB5004116)

2021-07 Security and Quality Rollup for .NET Framework 4.8 for Windows Embedded 8 Standard and Windows Server 2012 (KB5004117)
2021-07 Security and Quality Rollup for .NET Framework 4.8 for Windows 8.1 and Windows Server 2012 R2 (KB5004118)

2021-07 Security and Quality Rollup for .NET Framework 4.6, 4.6.1, 4.6.2, 4.7, 4.7.1, 4.7.2 for Windows Embedded Standard 7, Windows 7, Windows Server 2008 R2, and Windows Server 2008 (KB5004120)

2021-07 Security and Quality Rollup for .NET Framework 4.6, 4.6.1, 4.6.2, 4.7, 4.7.1, 4.7.2 for Windows Embedded 8 Standard and Windows Server 2012 (KB5004121)

2021-07 Security and Quality Rollup for .NET Framework 4.6, 4.6.1, 4.6.2, 4.7, 4.7.1, 4.7.2 for Windows 8.1 and Windows Server 2012 R2 (KB5004122)

2021-07 Security and Quality Rollup for .NET Framework 3.5.1, 4.5.2, 4.6, 4.6.1, 4.6.2, 4.7, 4.7.1, 4.7.2, 4.8 for Windows Embedded Standard 7, Windows 7, and Windows Server 2008 R2 (KB5004229)

2021-07 Security and Quality Rollup for .NET Framework 3.5, 4.5.2, 4.6, 4.6.1, 4.6.2, 4.7, 4.7.1, 4.7.2, 4.8 for Windows Embedded 8 Standard and Windows Server 2012 (KB5004230)

2021-07 Security and Quality Rollup for .NET Framework 3.5, 4.5.2, 4.6, 4.6.1, 4.6.2, 4.7, 4.7.1, 4.7.2, 4.8 for Windows 8.1 and Windows Server 2012 R2 (KB5004231)

2021-07 Security and Quality Rollup for .NET Framework 2.0, 3.0, 4.5.2, 4.6 and 4.6.2 for Windows Server 2008 (KB5004232)

2021-07 Cumulative Update for .NET Framework 3.5 and 4.8 for Windows Server, version 20H2, Windows 10 Version 20H2, Windows Server, version 2004, Windows 10 Version 2004 (KB5003537)

2021-07 Cumulative Update for .NET Framework 3.5 and 4.8 for Windows Server 2019 and Windows 10 Version 1809 (KB5003538)

2021-07 Cumulative Update for .NET Framework 3.5 and 4.8 for Windows 10 Version 1909 (KB5003539)

2021-07 Cumulative Update for .NET Framework 3.5 and 4.7.2 for Windows Server 2019 and Windows 10 Version 1809 (KB5003541)

2021-07 Cumulative Update for .NET Framework 4.8 for Windows Server 2016 and Windows 10 Version 1607 (KB5004115)

2021-07 Cumulative Update for .NET Framework 3.5, 4.7.2 and 4.8 for Windows Server 2019 and Windows 10 Version 1809 (KB5004228)

Microsoft Office Updates

You find Office update information here.

How to download and install the June 2021 security updates

microsoft windows security updates july 2021

Security updates are downloaded and installed automatically on client versions of Windows by default. Updates can also be downloaded directly from the Microsoft Update Catalog website, and you may also check for updates manually to install them as quickly as possible.

System administrators who manage update management systems such as WSUS may also install the updates using these systems.

To check for updates manually, do the following:

  1. Select Start, type Windows Update and load the Windows Update item that is displayed.
  2. Select check for updates to run a manual check for updates.

Direct update downloads

Below are resource pages with direct download links, if you prefer to download the updates to install them manually.

Windows 7 and Server 2008 R2

  • KB5004289 — 2021-07 Security Monthly Quality Rollup for Windows 7
  • KB5004307 — 2021-07 Security Only Quality Update for Windows 7

Windows 8.1 and Windows Server 2012 R2

  • KB5004298 — 2021-07 Security Monthly Quality Rollup for Windows 8.1
  • KB5004285 — 2021-07 Security Only Quality Update for Windows 8.1

Windows 10 (version 1909)

  • KB5004245 — 2021-07 Cumulative Update for Windows 10 Version 1909

Windows 10 (version 2004)

  • KB5004237 — 2021-07 Cumulative Update for Windows 10 Version 2004

Windows 10 (version 20H2)

  • KB5004237 — 2021-07 Cumulative Update for Windows 10 Version 20H2

Windows 10 (version 21H1)

  • KB5004237 — 2021-07 Cumulative Update for Windows 10 Version 21H1

The post Microsoft Windows Security Updates July 2021 overview appeared first on gHacks Technology News.

Related posts:

  1. Microsoft Windows Security Updates September 2020 overview
  2. Microsoft December 2020 Patch Tuesday fixes 58 vulnerabilities
  3. Microsoft Windows Security Updates November 2020 overview
  4. Microsoft Windows Security Updates February 2019 overview
  5. Microsoft Windows Security Updates June 2019 overview
  6. Microsoft Windows Security Updates December 2019 overview
  7. Microsoft Windows Security Updates January 2021 overview
  8. Microsoft Windows Security Updates April 2018 release overview
  9. Microsoft Security Updates February 2018 release
  10. A new Minecraft: Bedrock Edition patch update is rolling out to all players

Filed Under: Windows

Primary Sidebar

Trending

  • How to fix Windows Update Error 80244019
  • Windows 10 Update keeps failing with error 0x8007001f – 0x20006
  • How To Change Netflix Download Location In Windows 10
  • Troubleshoot Outlook “Not implemented” Unable to Send Email Error
  • How do I enable or disable Alt Gr key on Windows 10 keyboard
  • How To Install Android App APK on Samsung Tizen OS Device
  • 3 Ways To Open PST File Without Office Outlook In Windows 10
  • FIX: Windows Update error 0x800f0986
  • How to Retrieve Deleted Messages on Snapchat
  • Latest Samsung Galaxy Note 20 leak is a spec dump revealing key features
  • Install Android 7.0 Nougat ROM on Galaxy Core 2 SM-G355H
  • 192.168.1.1 Login, Admin Page, Username, Password | Wireless Router Settings
  • Websites to Watch Movies Online – 10+ Best Websites Without SignUp/Downloading
  • How to Backup SMS Messages on Your Android Smartphone
  • How to delete a blank page at the end of a Microsoft Word document
  • Fix: The Disc Image File Is Corrupted Error In Windows 10
  • Android 11 Custom ROM List – Unofficially Update Your Android Phone!
  • Samsung Galaxy Z Fold 3 could be scheduled for June 2021, with S Pen support

Footer

Tags

Amazon amazon prime amazon prime video Apple Application software epic games Galaxy Note 20 Galaxy S22 Plus Galaxy S22 Ultra Google Sheets headphones Huawei icloud Instagram instant gaming ip address iPhone iphone 12 iphone 13 iphone 13 pro max macOS Microsoft Microsoft Edge Mobile app office 365 outlook Pixel 6 Samsung Galaxy Samsung Galaxy Book 2 Pro 360 Samsung Galaxy Tab S8 Smartphone speedtest speed test teams tiktok Twitter vpn WhatsApp whatsapp web Windows 10 Windows 11 Changes Windows 11 Release Windows 11 Update Windows Subsystem For Android Windows 11 Xiaomi

Archives

  • June 2022
  • May 2022
  • April 2022
  • March 2022
  • February 2022
  • January 2022
  • September 2021
  • August 2021
  • July 2021
  • June 2021
  • May 2021
  • April 2021
  • March 2021
  • February 2021
  • January 2021
  • December 2020
  • November 2020
  • October 2020
  • September 2020
  • August 2020
  • July 2020

Meta

  • Log in
  • Entries feed
  • Comments feed
  • WordPress.org