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Advisory 41

Impact: High/Critical

TLP Rating: Clear

Microsoft CVE-2023-36033

Release Date: 14th of November 2023

CERT Vanuatu (CERTVU) and the Office of the Chief Information Officer (OGCIO) provide the following advisory.

This is a Technical Advisory targeting ICT Professionals who are managing organization Systems and Networks.

What is it?

CVE-2023-36033: Windows DWM Core Library Elevation of Privilege Vulnerability.

What Systems affected

CERT Vanuatu encourages users and administrators to review all Security Advisory and apply the necessary updates.

This Vulnerability affects the following systems:

  • Windows Server 2022, 23H2 Edition (Server Core Installation)
  • Windows 11 Version 23H2 for x64-based systems
  • Windows 11 Version 23H2 for ARM64-based systems
  • Windows 10 Version 22H2 for 32-bit based systems
  • Windows 10 Version 22H2 for ARM64-based systems
  • Windows 10 Version 22H2 for x64-based systems
  • Windows 11 Version 22H2 for x64-based systems
  • Windows 11 Version 22H2 for ARM64-based systems
  • Windows 10 Version 21H2 for 32-bit based systems
  • Windows 10 Version 21H2 for ARM64-based systems
  • Windows 10 Version 21H2 for x64-based systems
  • Windows 11 Version 21H2 for ARM64-based systems
  • Windows 11 Version 21H2 for x64-based systems
  • Windows Server 2022 (Server Core Installation)
  • Windows Server 2022
  • Windows Server 2019 (Server Core Installation)
  • Windows Server 2019
  • Windows 10 Version 1809 for ARM64-based systems
  • Windows 10 Version 1809 for x64-based systems
  • Windows 10 Version 1809 for 32-bit-based systems

What this means?

An attacker who successfully exploited this vulnerability could gain SYSTEM privileges.

Mitigation process

Administrators are recommended to upgrade their systems to the latest versions.

Click on the below link to download the security update for your systems;

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-36033

Reference

    1. https://nvd.nist.gov/vuln/detail/CVE-2023-36033
    2. https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-36033
    3. https://www.cve.org/CVERecord?id=CVE-2023-36033