CVE-2018-8438

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.

Published: Sep 13, 2018
Updated: Apr 13, 2023
CVE: CVE-2018-8438
Severity: Medium
Exploit:

CVSS v3:

Severity: Medium
Score: 6.8
AV:N/AC:L/PR:H/UI:N/S:C/C:N/I:N/A:H

CVSS v2:

Severity: Medium
Score: 6.8
AV:N/AC:L/Au:S/C:N/I:N/A:C

CWEs:

CWE-20

Affected Software
References

Software	From	Fixed in
microsoft / windows_10	1607	1607.x
microsoft / windows_10	1709	1709.x
microsoft / windows_server_2016	1709	1709.x
microsoft / windows_10	1803	1803.x
microsoft / windows_server_2016	1803	1803.x
microsoft / windows_server	2012-r2	2012-r2.x

http://www.securityfocus.com/bid/105249
http://www.securitytracker.com/id/1041624
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8438

Vulnerability Database

289,599

CVE-2018-8438