Vulnerability Description
A denial of service vulnerability exists when Microsoft Hyper-V on a host server fails to properly validate input from a privileged user on a guest operating system. To exploit the vulnerability, an attacker who already has a privileged account on a guest operating system, running as a virtual machine, could run a specially crafted application that causes a host machine to crash. To exploit the vulnerability, an attacker who already has a privileged account on a guest operating system, running as a virtual machine, could run a specially crafted application. The security update addresses the vulnerability by resolving a number of conditions where Hyper-V would fail to prevent a guest operating system from sending malicious requests.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Microsoft | Windows 10 | - |
| Microsoft | Windows 8.1 | - |
| Microsoft | Windows Rt 8.1 | - |
| Microsoft | Windows Server 2012 | r2 |
| Microsoft | Windows Server 2016 | - |
| Microsoft | Windows Server 2019 | - |
Related Weaknesses (CWE)
References
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2019-0711
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-0711PatchVendor Advisory
FAQ
What is CVE-2019-0711?
CVE-2019-0711 is a vulnerability with a CVSS score of 6.8 (MEDIUM). A denial of service vulnerability exists when Microsoft Hyper-V on a host server fails to properly validate input from a privileged user on a guest operating system. To exploit the vulnerability, an a...
How severe is CVE-2019-0711?
CVE-2019-0711 has been rated MEDIUM with a CVSS base score of 6.8/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2019-0711?
Check the references section above for vendor advisories and patch information. Affected products include: Microsoft Windows 10, Microsoft Windows 8.1, Microsoft Windows Rt 8.1, Microsoft Windows Server 2012, Microsoft Windows Server 2016.