PT-2018-1724 · Microsoft · Windows Hyper-V+4

Published 2018-10-09 · Updated 2018-11-28 · CVE-2018-8490

Positive Technologies (AI Summary)

CVSS v3.1

8.4

High

Base vector

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

Name of the Vulnerable Software and Affected Versions: Windows Hyper-V versions (affected versions not specified) Windows Server 2016 Windows Server 2019 Windows 10

Description: A remote code execution issue exists due to insufficient input validation in Windows Hyper-V. This allows an attacker to execute arbitrary code on the host operating system by running a specially crafted application in the guest operating system.

Recommendations: For Windows Server 2016, update to a version that includes the fix for this issue. For Windows Server 2019, apply the necessary configuration changes to prevent exploitation. For Windows 10, restrict access to the Hyper-V feature until a patch is available. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

RCE

Weakness Enumeration

CWE-20

Related Identifiers

BDU:2018-01317

CVE-2018-8490

Affected Products

Windows

Windows 10

Windows Hyper-V

Windows Server 2016

Windows Server 2019

References · 8

• https://msrc.microsoft.com/update-guide/en-US/advisory/CVE-2018-8490 · Vendor Advisory
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-8490 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2018-8490 · Security Note
• https://osv.dev/vulnerability/CVE-2018-8490 · Vendor Advisory
• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8490 · Vendor Advisory
• https://bdu.fstec.ru/vul/2018-01317 · Security Note
• http://securitytracker.com/id/1041834 · Note
• http://securityfocus.com/bid/105480 · Note