HIGH
The Secondary Logon Service in Microsoft Windows 10 Gold and 1511 allows local users to gain privileges via a crafted application, aka "Secondary Logon Elevation of Privilege Vulnerability."
http://www.securitytracker.com/id/1035541
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2016/ms16-046
Source: MITRE
Published: 2016-04-12
Updated: 2018-10-12
Type: CWE-119
Base Score: 7.2
Vector: (AV:L/AC:L/Au:N/C:C/I:C/A:C)
Impact Score: 10
Exploitability Score: 3.9
Severity: HIGH
Base Score: 8.4
Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Impact Score: 5.9
Exploitability Score: 2.5
Severity: HIGH