PT-2018-1648 · Microsoft · Hyper-V+1

Published 2018-09-11 · Updated 2018-11-02 · CVE-2018-8437

Positive Technologies (AI Summary)

CVSS v3.1

6.2

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions Microsoft Hyper-V (affected versions not specified)

Description The issue is caused by insufficient input validation in the network switch of Microsoft Hyper-V on Windows operating systems. It may allow an attacker to cause a denial-of-service of the host operating system from a guest operating system using a specially crafted application.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

DoS

RCE

Improper Resource Release

Weakness Enumeration

CWE-20

CWE-404

Related Identifiers

BDU:2018-01207

CVE-2018-8437

Affected Products

Hyper-V

Windows

References · 6

• https://nvd.nist.gov/vuln/detail/CVE-2018-8437 · Security Note
• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8437 · Vendor Advisory
• https://bdu.fstec.ru/vul/2018-01207 · Security Note
• https://osv.dev/vulnerability/CVE-2018-8437 · Vendor Advisory
• http://securitytracker.com/id/1041624 · Note
• http://securityfocus.com/bid/105237 · Note