PT-2018-1649 · Microsoft · Hyper-V+1

Deepti Bhardwaj + 1 · Published 2018-09-11 · Updated 2018-11-02 · CVE-2018-8438

Positive Technologies (AI Summary)

CVSS v2.0

6.8

Medium

Base vector

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

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 operating systems for Windows. 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:2018-01208

CVE-2018-8438

Affected Products

Hyper-V

Windows

References · 8

• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8438 · Vendor Advisory
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-8438 · Security Note
• https://bdu.fstec.ru/vul/2018-01208 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2018-8438 · Security Note
• https://osv.dev/vulnerability/CVE-2018-8438 · Vendor Advisory
• https://msrc.microsoft.com/update-guide/en-US/advisory/CVE-2018-8438 · Vendor Advisory
• http://securitytracker.com/id/1041624 · Note
• http://securityfocus.com/bid/105249 · Note