CVE-2021-24086 Explained : Impact and Mitigation
Learn about CVE-2021-24086, a Denial of Service vulnerability in Windows TCP/IP stack affecting various Microsoft Windows versions. Find out the impact, affected systems, exploitation mechanism, and mitigation steps.
A Denial of Service vulnerability affecting various Microsoft Windows versions has been identified. Here's what you need to know about CVE-2021-24086.
Understanding CVE-2021-24086
This CVE involves a Denial of Service vulnerability in the Windows TCP/IP stack, impacting multiple versions of Microsoft Windows.
What is CVE-2021-24086?
The CVE-2021-24086 is a Denial of Service vulnerability in the Windows TCP/IP stack of various Microsoft Windows versions. Exploitation of this vulnerability could lead to a DoS condition on the affected systems.
The Impact of CVE-2021-24086
The impact of this vulnerability is rated as HIGH, with a base severity score of 7.5 according to the CVSS scoring system.
Technical Details of CVE-2021-24086
This section provides more detailed technical information regarding the vulnerability.
Vulnerability Description
The vulnerability allows attackers to send malicious network packets to trigger the DoS condition in the TCP/IP stack, leading to service unavailability.
Affected Systems and Versions
The vulnerability affects a wide range of Microsoft Windows versions including Windows 7, 8.1, 10, and various Server editions.
Exploitation Mechanism
Attackers can exploit this vulnerability by sending specially crafted network packets to the target systems, causing the TCP/IP stack to become unresponsive.
Mitigation and Prevention
To protect your systems from CVE-2021-24086, here are some recommended mitigation strategies:
Immediate Steps to Take
- Apply the latest security updates provided by Microsoft to patch the vulnerability.
- Implement network firewall rules to filter out potentially malicious network traffic.
Long-Term Security Practices
- Regularly monitor network traffic for any anomalies that could indicate ongoing attacks.
- Stay informed about security advisories and updates from Microsoft to address vulnerabilities promptly.
Patching and Updates
Ensure that your Windows operating systems are up to date with the latest security patches released by Microsoft to mitigate the risk of exploitation.