CVE-2021-24098 : Security Advisory and Response
Learn about CVE-2021-24098, a Denial of Service vulnerability in Windows Console Driver by Microsoft impacting Windows 10 and Windows Server. Find out the impact, affected systems, and mitigation steps.
Windows Console Driver Denial of Service Vulnerability was published by Microsoft on February 25, 2021. The vulnerability affects various versions of Windows operating systems.
Understanding CVE-2021-24098
This section will provide insights into what CVE-2021-24098 is, the impact it poses, and the technical details surrounding the vulnerability.
What is CVE-2021-24098?
The CVE-2021-24098 refers to a Denial of Service vulnerability found in Windows Console Driver. This vulnerability could lead to a system crash or unresponsiveness.
The Impact of CVE-2021-24098
The impact of this vulnerability is considered medium with a base score of 5.5. An attacker could exploit this vulnerability to cause disruption by crashing the system.
Technical Details of CVE-2021-24098
In this section, we will delve into the technical aspects of the CVE-2021-24098 vulnerability, including its description, affected systems, and exploitation mechanism.
Vulnerability Description
The vulnerability in Windows Console Driver can be exploited to trigger a denial of service condition, potentially leading to system unresponsiveness or crashes.
Affected Systems and Versions
Several versions of Microsoft's Windows operating systems, including Windows 10 and Windows Server, are affected by this vulnerability. Notable affected versions include Windows 10 Version 2004, 20H2, 1803, 1809, and Windows Server 2019.
Exploitation Mechanism
To exploit this vulnerability, an attacker would need to send malicious input to the Windows Console Driver, causing the system to crash or become unresponsive.
Mitigation and Prevention
This section outlines the steps users and system administrators can take to mitigate the risk posed by CVE-2021-24098 and prevent potential exploitation.
Immediate Steps to Take
It is recommended to apply security patches provided by Microsoft to address the vulnerability. Users should ensure that their systems are up to date with the latest security updates.
Long-Term Security Practices
Implementing secure coding practices, monitoring system activities for unusual behavior, and conducting regular security audits can help enhance overall system security.
Patching and Updates
Regularly check for security updates from Microsoft and apply patches promptly to protect systems from known vulnerabilities.