CVE-2018-8420

HIGH

Microsoft XML Core Services - RCE

Title source: llm

Description

A remote code execution vulnerability exists when the Microsoft XML Core Services MSXML parser processes user input, aka "MS XML Remote Code Execution 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.

Exploits (3)

nomisec STUB 1 stars
by idkwim · poc
https://github.com/idkwim/CVE-2018-8420

References (3)

Scores

CVSS v3 8.8
EPSS 0.5314
EPSS Percentile 98.0%
Attack Vector NETWORK
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Details

CWE
CWE-611
Status published
Products (10)
microsoft/windows_10
microsoft/windows_10 1607
microsoft/windows_10 1703
microsoft/windows_10 1709
microsoft/windows_10 1803
microsoft/windows_7
microsoft/windows_8.1 (2 CPE variants)
microsoft/windows_server 2008 r2 (3 CPE variants)
microsoft/windows_server 2012 (2 CPE variants)
microsoft/windows_server 2016 (3 CPE variants)
Published Sep 13, 2018
Tracked Since Feb 18, 2026