Description
A denial of service vulnerability exists when Microsoft Hyper-V Network Switch on a host server fails to properly validate input from a privileged user on a guest operating system, aka "Windows Hyper-V Denial of Service Vulnerability." This affects Windows Server 2012 R2, Windows RT 8.1, Windows Server 2016, Windows 8.1, Windows 10, Windows 10 Servers. This CVE ID is unique from CVE-2018-8436, CVE-2018-8437.
References (3)
Core 3
Core References
Third Party Advisory, VDB Entry vdb-entry
x_refsource_bid
http://www.securityfocus.com/bid/105249
Patch, Vendor Advisory x_refsource_confirm
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8438
Third Party Advisory, VDB Entry vdb-entry
x_refsource_sectrack
http://www.securitytracker.com/id/1041624
Scores
CVSS v3
6.8
EPSS
0.0717
EPSS Percentile
93.5%
Attack Vector
NETWORK
CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:C/C:N/I:N/A:H
Details
CWE
CWE-20
Status
published
Products (9)
microsoft/windows_10
microsoft/windows_10
1607
microsoft/windows_10
1709
microsoft/windows_10
1803
microsoft/windows_8.1
(2 CPE variants)
microsoft/windows_server
2012 r2
microsoft/windows_server_2016
microsoft/windows_server_2016
1709
microsoft/windows_server_2016
1803
Published
Sep 13, 2018
Tracked Since
Feb 18, 2026