CVE-2019-1120 : What You Need to Know

A vulnerability in DirectWrite's memory handling allows for remote code execution, known as the 'DirectWrite Remote Code Execution Vulnerability'.

Understanding CVE-2019-1120

What is CVE-2019-1120?

DirectWrite's memory object handling vulnerability enables remote code execution, distinct from other CVE IDs.

The Impact of CVE-2019-1120

This vulnerability poses a risk of remote code execution, potentially leading to unauthorized access and control of affected systems.

Technical Details of CVE-2019-1120

Vulnerability Description

The vulnerability in DirectWrite's memory handling allows attackers to execute code remotely, exploiting the system's memory objects.

Affected Systems and Versions

Windows 10 Version 1709, 1803, 1809 for 32-bit, x64-based, and ARM64-based Systems
Windows Server versions 1803, 2019, and Core installations
Windows 10 Version 1903 for 32-bit, x64-based, and ARM64-based Systems
Windows Server version 1903 (Server Core installation)

Exploitation Mechanism

Attackers can exploit this vulnerability by crafting malicious objects to trigger remote code execution in systems running the affected versions.

Mitigation and Prevention

Immediate Steps to Take

Apply the latest security updates and patches from Microsoft.
Implement network segmentation to limit the impact of potential attacks.
Monitor network traffic for any suspicious activity.

Long-Term Security Practices

Regularly update and patch all software and systems to prevent vulnerabilities.
Conduct security training for employees to recognize and report potential security threats.

Patching and Updates

Ensure timely installation of security updates and patches provided by Microsoft to address the DirectWrite Remote Code Execution Vulnerability.