CVE-2020-16923 : Security Advisory and Response

A remote code execution vulnerability in Microsoft Graphics Components was disclosed on October 13, 2020.

Understanding CVE-2020-16923

What is CVE-2020-16923?

A remote code execution vulnerability exists in Microsoft Graphics Components, allowing attackers to execute arbitrary code on a target system.

The Impact of CVE-2020-16923

The vulnerability poses a high severity risk with a CVSS base score of 7.8, potentially leading to unauthorized code execution.

Technical Details of CVE-2020-16923

Vulnerability Description

The vulnerability arises from how Microsoft Graphics Components handle objects in memory, requiring users to open a specially crafted file for exploitation.

Affected Systems and Versions

Windows 7, 8.1, 10, Server 2008, 2012, 2016, 2019
Various versions of Windows OS including 32-bit, x64-based, and ARM64-based systems

Exploitation Mechanism

The vulnerability is exploited by manipulating objects in memory, allowing attackers to execute malicious code on vulnerable systems.

Mitigation and Prevention

Immediate Steps to Take

Apply the security update provided by Microsoft promptly.
Avoid opening files from untrusted sources.
Implement strong email and web filtering to prevent malicious file downloads.

Long-Term Security Practices

Regularly update systems with the latest patches and security updates.
Conduct security awareness training to educate users on identifying and avoiding phishing attempts.

Patching and Updates

Microsoft has released a security update to address the vulnerability in Microsoft Graphics Components.