CVE-2019-0721

critical

Description

A remote code execution vulnerability exists when Windows Hyper-V Network Switch on a host server fails to properly validate input from an authenticated user on a guest operating system, aka 'Hyper-V Remote Code Execution Vulnerability'. This CVE ID is unique from CVE-2019-0719.

References

https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-0721

Details

Source: MITRE

Published: 2019-11-12

Updated: 2019-11-14

Type: CWE-20

Risk Information

CVSS v2

Base Score: 9

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

Impact Score: 10

Exploitability Score: 8

Severity: HIGH

CVSS v3

Base Score: 9.1

Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H

Impact Score: 6

Exploitability Score: 2.3

Severity: CRITICAL