Reports indicated that multiple vulnerabilities in Microsoft Windows and Server (CVE-2021-31199, CVE-2021-31201, CVE-2021-31955, CVE-2021-31956, CVE-2021-33739 and CVE-2021-33742) are being actively exploited. System administrators are advised to take immediate action to patch your affected systems to mitigate the elevated risk of cyber attacks.
Microsoft Windows 7, 8.1, RT 8.1, 10
Microsoft Windows Server 2008, 2008 R2, 2012, 2012 R2, 2016, 2019
Microsoft Windows Server, version 2004, version 20H2
Microsoft Office 2013, 2013 RT, 2016, 2019, 2019 for Mac
Microsoft Office Web Apps Server 2013
Office Online Server
Microsoft Excel 2013, 2013 RT, 2016
Microsoft Outlook 2013, 2013 RT, 2016
Microsoft 365 Apps for Enterprise
Microsoft Malware Protection Engine
Microsoft SharePoint Foundation 2013
Microsoft SharePoint Enterprise Server 2013,2016
Microsoft SharePoint Server 2019
Microsoft Visual Studio 2019
.NET Core 3.1
Intune management extension
Visual Studio 2019 for Mac version 8.10
Visual Studio Code - Kubernetes Tools
VP9 Video Extensions
Depending on the vulnerability exploited, a successful attack could lead to remote code execution, elevation of privilege, information disclosure, denial of service, security feature bypass and spoofing.
Patches for affected products are available from the Windows Update / Microsoft Update Catalog. Users of affected systems should follow the recommendations provided by the product vendor and take immediate actions to mitigate the risk.