CVE-2018-8440 Information

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.

CVSS Vector

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

Reference

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

Attack Complexity

LOW

Privileges Required

LOW

User Interaction Required

LOW

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

HIGH

Base Severity

7.8