CVE-2018-8440

HIGHCISA KEV

7.8

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.

CVE Details

CVSS v3.1 Score7.8

SeverityHIGH

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

Attack VectorLOCAL

ComplexityLOW

Privileges RequiredLOW

User InteractionNONE

Published9/13/2018

Last Modified10/28/2025

Sourcekev

Honeypot Sightings0

CISA KEV

VendorMicrosoft

ProductWindows

Vulnerability NameMicrosoft Windows Privilege Escalation Vulnerability

KEV Date Added2022-03-28

Remediation Due Date2022-04-18

Ransomware UseKnown

Affected Products

microsoft:windows_10_1607microsoft:windows_10_1703microsoft:windows_10_1709microsoft:windows_10_1803microsoft:windows_7microsoft:windows_8.1microsoft:windows_rt_8.1microsoft:windows_server_2008microsoft:windows_server_2012microsoft:windows_server_2016

References

http://www.securityfocus.com/bid/105153(secure@microsoft.com)

http://www.securitytracker.com/id/1041578(secure@microsoft.com)

https://blog.0patch.com/2018/08/how-we-micropatched-publicly-dropped.html(secure@microsoft.com)

https://blog.0patch.com/2018/09/comparing-our-micropatch-with.html(secure@microsoft.com)

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

http://www.securityfocus.com/bid/105153(af854a3a-2127-422b-91ae-364da2661108)

http://www.securitytracker.com/id/1041578(af854a3a-2127-422b-91ae-364da2661108)

https://blog.0patch.com/2018/08/how-we-micropatched-publicly-dropped.html(af854a3a-2127-422b-91ae-364da2661108)

https://blog.0patch.com/2018/09/comparing-our-micropatch-with.html(af854a3a-2127-422b-91ae-364da2661108)

https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8440(af854a3a-2127-422b-91ae-364da2661108)

https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2018-8440(134c704f-9b21-4f2e-91b3-4a467353bcc0)

IOC Correlations

No correlations recorded

This product uses data from the NVD API but is not endorsed or certified by the NVD.