Windows Hyper-V Information Disclosure Vulnerability
🔗 CVE IDs covered (1)
📋 Description
An information disclosure vulnerability exists when Windows Hyper-V on a host operating system fails to properly validate input from an authenticated user on a guest operating system. To exploit the vulnerability, an attacker on a guest operating system could run a specially crafted application that could cause the Hyper-V host operating system to disclose memory information. An attacker who successfully exploited the vulnerability could gain access to information on the Hyper-V host operating system. The security update addresses the vulnerability by correcting how Hyper-V validates guest operating system user input.
🎯 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 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 1709 (Server Core Installation)
- Windows Server, version 1803 (Server Core Installation)
✅ Remediation
KB4489871 (Security Update) KB4489868 (Security Update) KB4489886 (Security Update) KB4489872 (Security Update) KB4489882 (Security Update) KB4489899 (Security Update)
🔗 References (10)
- advisoryhttps://msrc.microsoft.com/update-guide/vulnerability/CVE-2019-0695
- patchhttps://catalog.update.microsoft.com/v7/site/Search.aspx?q=KB4489871
- patchhttps://catalog.update.microsoft.com/v7/site/Search.aspx?q=KB4489868
- patchhttps://catalog.update.microsoft.com/v7/site/Search.aspx?q=KB4489886
- patchhttps://catalog.update.microsoft.com/v7/site/Search.aspx?q=KB4489872
- referencehttps://support.microsoft.com/help/4489872
- patchhttps://catalog.update.microsoft.com/v7/site/Search.aspx?q=KB4489882
- referencehttps://support.microsoft.com/help/4489882
- patchhttps://catalog.update.microsoft.com/v7/site/Search.aspx?q=KB4489899
- referencehttps://support.microsoft.com/help/4489899