Tuesday, June 25, 2024
HomeMicrosoft 365ExchangeKeeping Your Exchange Server Secure with March 2021 Updates

Keeping Your Exchange Server Secure with March 2021 Updates

Exchange Server Security Updates for Older Cumulative Updates
Introduction
The Exchange Server Security Updates for older Cumulative Updates are now available. Microsoft has released the latest security updates for Exchange Server versions 2013, 2016, 2019 and Exchange Online. These updates are part of Microsoft’s monthly security update cycle and are designed to improve the security of Exchange Server.

What’s Included in the Security Updates?
The Exchange Server Security Updates for older Cumulative Updates include fixes for several vulnerabilities. Microsoft has identified and addressed vulnerabilities related to the Exchange Server itself, as well as the underlying Windows Operating System. These vulnerabilities include:

* Elevation of privilege
* Cross-site scripting
* Denial of service
* Spoofing
* Information disclosure
* Security feature bypass

Additionally, Microsoft has also included an update to address a remote code execution vulnerability. This vulnerability, if exploited, can be used to execute arbitrary code on a vulnerable system.

How to Install the Security Updates
The Exchange Server Security Updates for older Cumulative Updates can be installed either through the Windows Update service or manually.

Installing Through Windows Update
To install the security updates through Windows Update, follow these steps:

1. Open the Windows Update service by clicking the Start button, typing “Windows Update” in the search box, and then selecting Windows Update from the list of results.
2. Select the “Check for Updates” button.
3. Install the security updates when they appear in the list of available updates.

Installing Manually
To install the security updates manually, follow these steps:

1. Download the security updates from the Microsoft Download Center.
2. Run the downloaded file to install the security updates.

Conclusion
The Exchange Server Security Updates for older Cumulative Updates are now available. These updates are designed to improve the security of Exchange Server and address several vulnerabilities. The updates can be installed either through the Windows Update service or manually. It is important to install the security updates to ensure that your Exchange Server is secure and protected against potential threats.
References:
March 2021 Exchange Server Security Updates for older Cumulative Updates of Exchange Server

Most Popular