CVE-2019-0966HighCVSS 6.8

Windows Hyper-V Denial of Service Vulnerability

Published
July 9, 2019
Last Modified
—

🔗 CVE IDs covered (1)

CVE-2019-0966 →

📋 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.

🎯 Affected products12

  • Windows 10 Version 1607 for x64-based Systems
  • Windows 10 Version 1703 for x64-based Systems
  • Windows 10 Version 1709 for x64-based Systems
  • Windows 10 Version 1803 for x64-based Systems
  • Windows 10 Version 1809 for x64-based Systems
  • Windows 10 Version 1903 for x64-based Systems
  • Windows Server 2016
  • Windows Server 2016 (Server Core installation)
  • Windows Server 2019
  • Windows Server 2019 (Server Core installation)
  • Windows Server, version 1803 (Server Core Installation)
  • Windows Server, version 1903 (Server Core installation)

✅ Remediation

KB4507450 (Security Update) KB4507435 (Security Update) KB4507469 (Security Update) KB4507455 (Security Update) KB4507453 (Security Update) KB4507460 (Security Update)

🔗 References (13)