Microsoft Patch Tuesday – June 2021

It’s the second tuesday of the month: time for the Microsoft Patch Tuesday, June 2021 edition. This month, it contains 52 fixes for several security flaws for Windows and other products. We have discussed the most critical ones and made a list of all the other vulnerabilities.

⚡ TL;DR | Go Straight to the June 2021 Patch Tuesday Audit Report.

CVE-2021-31963 – Microsoft SharePoint Server Remote Code Execution Vulnerability

An RCE vulnerability is detected within the SharePoint Server of Microsoft containing a very high CVSS 3.0 score of 7.1. It’s less likely that this vulnerability will be exploited but we advise you to run our report and update all the installations within your network.

CVE-2021-31985 – Microsoft Defender Remote Code Execution Vulnerability

Microsoft Defender contains a Remote Code Execution (RCE) vulnerability for which exploitation by an attacker is more likely to happen. It has a very high CVSS 3.0 of 7.8 rating which suggests that you update your Defender installations right now.

CVE-2021-31959 – Critical Remote Code Execution Flaws

There has been a scripting engine memory corruption vulnerability within Windows RT, Windows 7, Windows 8, Windows 10, Windows Server 2008 R2, Windows Server 2012 (R2) and Windows Server 2016. In order for an attacker to exploit the vulnerability, the user must open a specially crafted file.

Six Exploited Zero-Day Vulnerabilities

We have detected a total of six zero-day vulnerabilities which have been patched in this months Patch Tuesday:

Run the Patch Tuesday (June 2021) Audit Report

Our experts created a Patch Tuesday Audit Report that checks if the assets in your network are on the latest patch updates. It’s color-coded to give you an easy and quick overview of which assets are already on the latest Windows update, and which ones still need to be patched. As always, all admins are advised to install these security updates as soon as possible to protect Windows from security risks.

Patch Tuesday June 2021 CVE Codes & Titles

If you haven’t already, start your free trial of Lansweeper to run the Microsoft Patch Tuesday Report. Make sure to subscribe via the form below if you want to receive the latest Microsoft Patch reports and bonus network reports.

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