# MA-926.042023: MyCERT Advisory - Microsoft Releases April 2023 Security Updates

**Date:** 14 Apr 2023  
**Source:** https://www.mycert.org.my/portal/advisory?id=MA-926.042023  
**Advisory ID:** MA-926.042023

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**1.0 Introduction**
Recently, Microsoft has released updates to address multiple vulnerabilities in Microsoft software.
**2.0 Impact**
An attacker can exploit some of these vulnerabilities to take control of an affected system.
**3.0 Affected Products**
This release consists of security updates for the following products, features and roles.
- .NET Core
- Azure Machine Learning
- Azure Service Connector
- Microsoft Bluetooth Driver
- Microsoft Defender for Endpoint
- Microsoft Dynamics
- Microsoft Dynamics 365 Customer Voice
- Microsoft Edge (Chromium-based)
- Microsoft Graphics Component
- Microsoft Message Queuing
- Microsoft Office
- Microsoft Office Publisher
- Microsoft Office SharePoint
- Microsoft Office Word
- Microsoft PostScript Printer Driver
- Microsoft Printer Drivers
- Microsoft WDAC OLE DB provider for SQL
- Microsoft Windows DNS
- Visual Studio
- Visual Studio Code
- Windows Active Directory
- Windows ALPC
- Windows Ancillary Function Driver for WinSock
- Windows Boot Manager
- Windows Clip Service
- Windows CNG Key Isolation Service
- Windows Common Log File System Driver
- Windows DHCP Server
- Windows Enroll Engine
- Windows Error Reporting
- Windows Group Policy
- Windows Internet Key Exchange (IKE) Protocol
- Windows Kerberos
- Windows Kernel
- Windows Layer 2 Tunneling Protocol
- Windows Lock Screen
- Windows Netlogon
- Windows Network Address Translation (NAT)
- Windows Network File System
- Windows Network Load Balancing
- Windows NTLM
- Windows PGM
- Windows Point-to-Point Protocol over Ethernet (PPPoE)
- Windows Point-to-Point Tunneling Protocol
- Windows Raw Image Extension
- Windows RDP Client
- Windows Registry
- Windows RPC API
- Windows Secure Boot
- Windows Secure Channel
- Windows Secure Socket Tunneling Protocol (SSTP)
- Windows Transport Security Layer (TLS)
- Windows Win32K
**4.0 Recommendations**
MyCERT encourages users and administrators to review Microsoft’s [April 2023 Security Update Guide](https://msrc.microsoft.com/update-guide/releaseNote/2023-Apr) and [Deployment Information](https://msrc.microsoft.com/update-guide/deployments) and apply the necessary updates.
Kindly refer to the following URL: <https://msrc.microsoft.com/update-guide/releaseNote/2023-Apr>
Generally, MyCERT advises the users of this devices to be updated with the latest security announcements by the vendor and follow best practice security policies to determine which updates should be applied.
For further enquiries, please contact MyCERT through the following channels:
E-mail: cyber999[at]cybersecurity.my 
Phone: 1-300-88-2999 (monitored during business hours) 
Mobile: +60 19 2665850 (24x7 call incident reporting) 
Business Hours: Mon - Fri 09:00 -18:00 MYT 
Web: <https://www.mycert.org.my> 
Twitter: <https://twitter.com/mycert> 
Facebook: <https://www.facebook.com/mycert.org.my>
**5.0    References**
<https://www.cisa.gov/news-events/alerts/2023/04/11/microsoft-releases-april-2023-security-updates>