CVE-2018-8403

HighCVSS 7.5/10Last modified Jun 17, 2026

Description

A remote code execution vulnerability exists in the way that Microsoft browsers access objects in memory, aka "Microsoft Browser Memory Corruption Vulnerability." This affects Internet Explorer 11, Microsoft Edge, Internet Explorer 10.

Metrics

CVSS 3.0 7.5/10CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H

Weakness enumeration

CWE-787

Affected software

VendorProductVersions
MicrosoftInternet Explorer 11Windows 10 for 32-bit Systems; Windows 10 for x64-based Systems; Windows 10 Version 1607 for 32-bit Systems; Windows 10 Version 1607 for x64-based Systems; Windows 10 Version 1703 for 32-bit Systems; Windows 10 Version 1703 for x64-based Systems; Windows 10 Version 1709 for 32-bit Systems; Windows 10 Version 1709 for x64-based Systems; Windows 10 Version 1803 for 32-bit Systems; Windows 10 Version 1803 for x64-based Systems; Windows 7 for 32-bit Systems Service Pack 1; Windows 7 for x64-based Systems Service Pack 1; Windows 8.1 for 32-bit systems; Windows 8.1 for x64-based systems; Windows RT 8.1; Windows Server 2008 R2 for x64-based Systems Service Pack 1; Windows Server 2012 R2; Windows Server 2016
MicrosoftMicrosoft EdgeWindows 10 for 32-bit Systems; Windows 10 for x64-based Systems; Windows 10 Version 1607 for 32-bit Systems; Windows 10 Version 1607 for x64-based Systems; Windows 10 Version 1703 for 32-bit Systems; Windows 10 Version 1703 for x64-based Systems; Windows Server 2016
MicrosoftInternet Explorer 10Windows Server 2012

References

Timeline

Published
Aug 15, 2018
Last modified
Jun 17, 2026
NVD status
Modified

Related CVEs from 2018

CVE-2018-84047.0An elevation of privilege vulnerability exists in Windows when the Win32k component fails to properly handle objects in memory, aka "Win32k CVE-2018-84057.8An elevation of privilege vulnerability exists when the DirectX Graphics Kernel (DXGKRNL) driver improperly handles objects in memory, aka "CVE-2018-84067.8An elevation of privilege vulnerability exists when the DirectX Graphics Kernel (DXGKRNL) driver improperly handles objects in memory, aka "CVE-2018-84075.5An information disclosure vulnerability exists when "Kernel Remote Procedure Call Provider" driver improperly initializes objects in memory,CVE-2018-84085.5An information disclosure vulnerability exists when the Windows kernel improperly initializes objects in memory, aka "Windows Kernel InformaCVE-2018-84097.5A denial of service vulnerability exists when System.IO.Pipelines improperly handles requests, aka "System.IO.Pipelines Denial of Service." CVE-2018-84107.8An elevation of privilege vulnerability exists when the Windows Kernel API improperly handles registry objects in memory, aka "Windows RegisCVE-2018-84117.8An elevation of privilege vulnerability exists when NTFS improperly checks access, aka "NTFS Elevation of Privilege Vulnerability." This affCVE-2018-84127.8An elevation of privilege vulnerability exists when the Microsoft AutoUpdate (MAU) application for Mac improperly validates updates before eCVE-2018-84137.8A remote code execution vulnerability exists when "Windows Theme API" does not properly decompress files, aka "Windows Theme API Remote CodeCVE-2018-84148.8A remote code execution vulnerability exists when the Windows Shell does not properly validate file paths, aka "Windows Shell Remote Code ExCVE-2018-84157.8A tampering vulnerability exists in PowerShell that could allow an attacker to execute unlogged code, aka "Microsoft PowerShell Tampering Vu
CVE-2018-8403: High severity, CVSS 7.5 | Vulnix