KB4592503 Security Only Quality Rollup ESU for Windows 7 - Dec. 8

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December 8, 2020 - KB4592503 (Security-only update)

Applies to: Windows 7 Service Pack 1, Windows Server 2008 R2 Service Pack 1, Windows Embedded Standard 7 Service Pack 1, Windows Embedded POSReady 7, Windows Thin PC


IMPORTANT Verify that you have installed the required updates listed in the How to get this update section before installing this update.

For information about the various types of Windows updates, such as critical, security, driver, service packs, and so on, please see the following article. To view other notes and messages, see the Windows 7 SP1 and Windows Server 2008 R2 SP1 update history home page.

Improvements and fixes

This security update includes quality improvements. Key changes include:

• Addresses a security vulnerability by preventing applications that run as a SYSTEM account from printing to "FILE:" ports. To address this issue in the future, make sure your applications or services run as a specific user or service account.
• Security updates to Windows Graphics, Windows Peripherals, Windows Storage and Filesystems, and Windows File Server and Clustering.

For more information about the resolved security vulnerabilities, please refer to the new Security Update Guide website.

Known issues in this update



How to get this update

Before installing this update

IMPORTANT Customers who have purchased the Extended Security Update (ESU) for on-premises versions of these operating systems must follow the procedures in KB4522133 to continue receiving security updates after extended support ends. Extended support ends as follows:

• For Windows 7 Service Pack 1 and Windows Server 2008 R2 Service Pack 1, extended support ends on January 14, 2020.
• For Windows Embedded Standard 7, extended support ends on October 13, 2020.

For more information about ESU and which editions are supported, see KB4497181.

Note For Windows Embedded Standard 7, Windows Management Instrumentation (WMI) must be enabled to get updates from Windows Update or Windows Server Update Services.

Prerequisite:
You must install the updates listed below and restart your device before installing the latest Rollup. Installing these updates improves the reliability of the update process and mitigates potential issues while installing the Rollup and applying Microsoft security fixes.

• The March 12, 2019 servicing stack update (SSU) (KB4490628). To get the standalone package for this SSU, search for it in the Microsoft Update Catalog. This update is required to install updates that are only SHA-2 signed.
• The latest SHA-2 update (KB4474419) released September 10, 2019. If you are using Windows Update, the latest SHA-2 update will be offered to you automatically. This update is required to install updates that are only SHA-2 signed. For more information on SHA-2 updates, see 2019 SHA-2 Code Signing Support requirement for Windows and WSUS.
• For Windows Thin PC, you must have the August 11, 2020 SSU (KB4570673) or a later SSU installed to make sure you continue to get the extended security updates starting with the October 13, 2020 updates.
• To get this security update, you must reinstall the "Extended Security Updates (ESU) Licensing Preparation Package" (KB4538483) or the "Update for the Extended Security Updates (ESU) Licensing Preparation Package" (KB4575903) even if you previously installed the ESU key. The ESU licensing preparation package will be offered to you from WSUS. To get the standalone package for ESU licensing preparation package, search for it in the Microsoft Update Catalog.

After you install the items above, we strongly recommend that you install the latest SSU (KB4592510). If you are using Windows Update, the latest SSU will be offered to you automatically if you are an ESU customer. To get the standalone package for the latest SSU, search for it in the Microsoft Update Catalog. For general information about SSUs, see Servicing stack updates and Servicing Stack Updates (SSU): Frequently Asked Questions.

REMINDER If you are using Security-only updates, you will also need to install all previous Security-only updates and the latest cumulative update for Internet Explorer (KB4586768).

Install this update



File information

For a list of the files that are provided in this update, download the file information for cumulative update 4592503.

Source: https://support.microsoft.com/en-us/help/4592471


Direct download links for KB4592503 (ESU only) MSU file from Microsoft Update Catalog:

:ar: Download KB4592503 MSU for Windows 7 32-bit (x86) - 16.5 MB

:ar: Download KB4592503 MSU for Windows 7 64-bit (x64) - 25.7 MB