Hyper-V in Microsoft Windows 10 1607 and Windows Server 2016 does not properly validate vSMB packet data, which allows attackers to execute arbitrary code on a target OS, aka "Hyper-V System Data Structure Vulnerability." This vulnerability is different from that described in CVE-2017-0095.
http://www.securityfocus.com/bid/96020
http://www.securitytracker.com/id/1037999
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2017-0021
Source: MITRE
Published: 2017-03-17
Updated: 2019-10-03
Type: NVD-CWE-noinfo
Base Score: 7.7
Vector: AV:A/AC:L/Au:S/C:C/I:C/A:C
Impact Score: 10
Exploitability Score: 5.1
Severity: HIGH
Base Score: 9
Vector: CVSS:3.0/AV:A/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
Impact Score: 6
Exploitability Score: 2.3
Severity: CRITICAL