CVE-2018-8440

HIGH

Description

An elevation of privilege vulnerability exists when Windows improperly handles calls to Advanced Local Procedure Call (ALPC), aka "Windows ALPC Elevation of Privilege Vulnerability." This affects Windows 7, Windows Server 2012 R2, Windows RT 8.1, Windows Server 2008, Windows Server 2012, Windows 8.1, Windows Server 2016, Windows Server 2008 R2, Windows 10, Windows 10 Servers.

References

http://www.securityfocus.com/bid/105153

http://www.securitytracker.com/id/1041578

https://blog.0patch.com/2018/08/how-we-micropatched-publicly-dropped.html

https://blog.0patch.com/2018/09/comparing-our-micropatch-with.html

https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8440

Details

Source: MITRE

Published: 2018-09-13

Updated: 2019-10-03

Risk Information

CVSS v2.0

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

CVSS v3.0

Base Score: 7.8

Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Impact Score: 5.9

Exploitability Score: 1.8

Severity: HIGH