CVE-2020-0904 MEDIUM

CVE-2020-0904: Windows Hyper-V Denial of Service Vulnerability

Vendor Microsoft
Product Windows 10 Version 1803
Published September 11, 2020
Last update August 4, 2024

CVSS base score

6.5/10
Attack vector Local
Attack complexity Low
Privileges required Low
User interaction None
Confidentiality None
Integrity None

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H/E:P/RL:O/RC:C

What the vulnerability does

01Description

<p>A denial of service vulnerability exists when Microsoft Hyper-V on a host server fails to properly validate specific malicious data from a user on a guest operating system.</p> <p>To exploit the vulnerability, an attacker who already has a privileged account on a guest operating system, running as a virtual machine, could run a specially crafted application.</p> <p>The security update addresses the vulnerability by resolving the conditions where Hyper-V would fail to handle these requests.</p>

Key dates

02Disclosure timeline

September 11, 2020 CVE published
August 4, 2024 Record updated