PT-2020-1622 · Microsoft · Hyper-V+1

Published 2020-02-11 · Updated 2020-02-13 · CVE-2020-0661

Positive Technologies (AI Summary)

CVSS v3.1

6.8

Medium

Base vector

AV:A/AC:L/PR:L/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 related to insufficient input validation in the Microsoft Hyper-V system, which can be exploited by a remote attacker to cause a denial of service. This can occur when a privileged user on a guest operating system sends malicious input to the host server. There is no information available about the estimated number of potentially affected devices or real-world incidents where this issue was exploited.

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

DoS

RCE

Weakness Enumeration

CWE-20

Related Identifiers

BDU:2020-00827

CVE-2020-0661

Affected Products

Hyper-V

Windows

References · 7

• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-0661 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2020-0661 · Security Note
• https://msrc.microsoft.com/update-guide/en-US/advisory/CVE-2020-0661 · Vendor Advisory
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-0661 · Security Note
• https://osv.dev/vulnerability/CVE-2020-0661 · Vendor Advisory
• https://bdu.fstec.ru/vul/2020-00827 · Security Note
• https://t.me/cvenotify/896 · Telegram Post