CVE-2019-0710 : What You Need to Know
Learn about CVE-2019-0710, a denial of service vulnerability in Microsoft Hyper-V due to input validation issues. Find affected systems, exploitation details, and mitigation steps.
A denial of service vulnerability exists in Microsoft Hyper-V on a host server due to improper validation of input from a privileged user on a guest operating system, also known as 'Windows Hyper-V Denial of Service Vulnerability'. This CVE is distinct from CVE-2019-0711 and CVE-2019-0713.
Understanding CVE-2019-0710
This CVE pertains to a denial of service vulnerability in Microsoft Hyper-V.
What is CVE-2019-0710?
The vulnerability arises when input from a privileged user on a guest operating system is not accurately validated, leading to a denial of service risk.
The Impact of CVE-2019-0710
The vulnerability can result in a denial of service attack on the host server running Microsoft Hyper-V.
Technical Details of CVE-2019-0710
This section provides technical insights into the CVE.
Vulnerability Description
The vulnerability in Microsoft Hyper-V occurs due to inadequate validation of input from a privileged user on a guest OS, creating a denial of service risk.
Affected Systems and Versions
- Windows: Affected versions include 8.1, RT 8.1, and various versions of Windows 10 for x64-based and ARM64-based systems.
- Windows Server: Versions impacted are 2012 R2, 2016, 1803, and 2019, including core installations.
Exploitation Mechanism
The vulnerability is exploited by sending malicious input from a privileged user on a guest OS to the host server, triggering a denial of service condition.
Mitigation and Prevention
Protect systems from CVE-2019-0710 with the following measures.
Immediate Steps to Take
- Apply security updates provided by Microsoft promptly.
- Implement network segmentation to limit the impact of potential attacks.
- Monitor system logs for any suspicious activities.
Long-Term Security Practices
- Regularly update and patch systems to address known vulnerabilities.
- Conduct security training for users to recognize and report suspicious activities.
Patching and Updates
- Install the latest security updates released by Microsoft to mitigate the vulnerability effectively.