CVE-2018-8437 — Improper Input Validation in Microsoft Windows 10

CWE-20 — Improper Input Validation4 documents4 sources
Severity
6.2MEDIUMNVD
EPSS
0.3%
top 45.93%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
3
Microsoft Windows 10Microsoft Windows 10 ServersMicrosoft Windows Server 2016
Timeline
PublishedSep 13
Latest updateMay 14

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 10, Windows 10 Servers. This CVE ID is unique from CVE-2018-8436, CVE-2018-8438.

CVSS vector

CVSS:3.0/AV:A/AC:L/PR:H/UI:N/S:C/C:N/I:N/A:HExploitability: 1.7 | Impact: 4.0

Affected Packages4 packages

▶CVEListV5microsoft/windows_10_serversversion 1803 (Server Core Installation)
▶CVEListV5microsoft/windows_10Version 1803 for x64-based Systems

Patches

Patch: portal.msrc.microsoft.com ↗Patch: portal.msrc.microsoft.com ↗

🔴Vulnerability Details

2
GHSA
GHSA-vfrj-3vj7-gff9: A denial of service vulnerability exists when Microsoft Hyper-V Network Switch on a host server fails to properly validate input from a privileged use↗2022-05-14
▶
CVEList
CVE-2018-8437: A denial of service vulnerability exists when Microsoft Hyper-V Network Switch on a host server fails to properly validate input from a privileged use↗2018-09-13
▶

📋Vendor Advisories

1
Microsoft
Windows Hyper-V Denial of Service Vulnerability↗2018-09-11
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CVE-2018-8437 — Improper Input Validation in Microsoft | cvebase