CVE-2021-26900 : What You Need to Know

Windows Win32k Elevation of Privilege Vulnerability was published on March 9, 2021. It impacts various versions of Microsoft Windows.

Understanding CVE-2021-26900

This CVE identifies an Elevation of Privilege vulnerability in Windows Win32k.

What is CVE-2021-26900?

The CVE-2021-26900 is a Windows Win32k Elevation of Privilege Vulnerability affecting multiple versions of Windows.

The Impact of CVE-2021-26900

The impact of this vulnerability is rated as HIGH with a CVSS base score of 7.8.

Technical Details of CVE-2021-26900

The following details provide insights into this vulnerability.

Vulnerability Description

The vulnerability allows an attacker to elevate privileges on the affected system.

Affected Systems and Versions

Microsoft Windows 10 Version 1909, Windows Server version 1909, Windows 10 Version 2004, Windows Server version 2004, Windows 10 Version 20H2, and Windows Server version 20H2 are affected.

Exploitation Mechanism

The vulnerability can be exploited by attackers to gain elevated privileges on the targeted system.

Mitigation and Prevention

To mitigate the risks associated with CVE-2021-26900, follow these steps:

Immediate Steps to Take

Apply the necessary patches provided by Microsoft promptly.
Monitor security advisories for further instructions.

Long-Term Security Practices

Keep your systems updated with the latest security patches.
Implement least privilege principles to limit potential attack surfaces.

Patching and Updates

Regularly check for updates from Microsoft and apply relevant security patches to protect your systems.