SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2019-1399

A denial of service vulnerability exists when Microsoft Hyper-V 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'.

MEDIUM 6.2EPSS 1.71%

Does this matter?

Lower severity and a low EPSS score (1.71%). Track it; it rarely justifies an emergency change on its own.

Description

A denial of service vulnerability exists when Microsoft Hyper-V 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 CVE ID is unique from CVE-2019-0712, CVE-2019-1309, CVE-2019-1310.

CVSS 3.1
6.2 MEDIUMCVSS:3.1/AV:A/AC:L/PR:H/UI:N/S:C/C:N/I:N/A:H
EPSS
1.71% probability · 76th percentile
CISA KEV
Not listed
Weakness
CWE-20
Affected
microsoft/windows 10 · microsoft/windows 7 · microsoft/windows 8.1 · microsoft/windows server 2008 · microsoft/windows server 2012 · microsoft/windows server 2016 · microsoft/windows server 2019
Source
secure@microsoft.com

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.