CVE-2018-8438

MEDIUM

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

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

Details

Source: MITRE

Published: 2018-09-13

Updated: 2018-11-02

Type: CWE-20

Risk Information

CVSS v2.0

Base Score: 6.8

Vector: AV:N/AC:L/Au:S/C:N/I:N/A:C

Impact Score: 6.9

Exploitability Score: 8

Severity: MEDIUM

CVSS v3.0

Base Score: 6.8

Vector: CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:C/C:N/I:N/A:H

Impact Score: 4

Exploitability Score: 2.3

Severity: MEDIUM