Security Warnings

These posts contain security warnings, including digital loopholes, electronic attacks, technical updates, and they are classified base on the level of severity.





Microsoft Updates


Warning Date: 13 May, 2020

Severity Level ● High

Warning Number: 2020-1233

Target Sector: All


Microsoft has released security updates to address several vulnerabilities in the following products:

  • Microsoft Windows
  • Microsoft Edge (EdgeHTML-based)
  • Microsoft Edge (Chromium-based)
  • ChakraCore
  • Internet Explorer
  • Microsoft Office and Microsoft Office Services and Web Apps
  • Windows Defender
  • Visual Studio
  • Microsoft Dynamics
  • .NET Framework
  • .NET Core
  • Power BI
  • Active Directory
  • Common Log File System Driver
  • Microsoft Graphics Component
  • Microsoft JET Database Engine
  • Microsoft Office SharePoint
  • Microsoft Scripting Engine
  • Windows Hyper-V
  • Windows Kernel
  • Windows Scripting
  • Windows Subsystem for Linux
  • Windows Task Scheduler
  • Windows Update Stack


An attacker could exploit these vulnerabilities by doing the following:

  • Elevation of Privilege.
  • Authentication Bypass
  • Cross-site scripting (XSS)
  • Unauthorized disclosure of information
  • Execute arbitrary code - remotely.
  • Spoofing
  • Memory Corruption.
  • Denial of Service (DoS).

Best practice and Recommendations:

The CERT team encourages users to review Microsoft security advisory and apply the necessary updates:

Update instructions:

Last updated at 13 May, 2020