CVE-2019-0721
CRITICALWindows 10 and Windows Server 2016/2019 - Remote Code Execution via Hyper-V Network Switch Input Validation
Title source: llmDescription
A remote code execution vulnerability exists when Windows Hyper-V Network Switch on a host server fails to properly validate input from an authenticated user on a guest operating system, aka 'Hyper-V Remote Code Execution Vulnerability'. This CVE ID is unique from CVE-2019-0719.
References (1)
Core 1
Core References
Patch, Vendor Advisory x_refsource_misc
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-0721
Scores
CVSS v3
9.1
EPSS
0.1034
EPSS Percentile
95.1%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H
Details
CWE
CWE-20
Status
published
Products (7)
microsoft/windows_10
1709
microsoft/windows_10
1803
microsoft/windows_10
1809
microsoft/windows_10
1903
microsoft/windows_server_2016
1803
microsoft/windows_server_2016
1903
microsoft/windows_server_2019
Published
Nov 12, 2019
Tracked Since
Feb 18, 2026