CVE-2018-8466: High severity chakracore vulnerability

Q: What is the severity of CVE-2018-8466?

CVE-2018-8466 is rated as critical due to its potential for remote code execution.

Q: How do I fix CVE-2018-8466?

To fix CVE-2018-8466, update Microsoft Edge to the latest version or upgrade ChakraCore to version 1.11.1 or later.

Q: Which software is affected by CVE-2018-8466?

CVE-2018-8466 affects Microsoft Edge and versions of ChakraCore prior to 1.11.1.

Q: Can CVE-2018-8466 be exploited on Windows 10?

CVE-2018-8466 can be exploited on supported versions of Microsoft Edge running on Windows 10.

Q: What types of attacks are possible due to CVE-2018-8466?

CVE-2018-8466 allows attackers to execute arbitrary code remotely on the target system.

Published Sep 13, 2018

Updated

A remote code execution vulnerability exists in the way that the Chakra scripting engine handles objects in memory in Microsoft Edge, aka "Chakra Scripting Engine Memory Corruption Vulnerability." This affects Microsoft Edge, ChakraCore. This CVE ID is unique from CVE-2018-8367, CVE-2018-8465, CVE-2018-8467.

Affected Software

9 affected componentsFixes available

nuget/Microsoft.ChakraCore<1.11.1

1.11.1

Microsoft ChakraCore<=1.10.1

Microsoft Edge

Microsoft Windows 10

Microsoft Windows 10=1607

Microsoft Windows 10=1703

Microsoft Windows 10=1709

Microsoft Windows 10=1803

Microsoft Windows Server 2016

Remediation

Patch Available

https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8466

Event History

Sep 13, 2018

CVE Published

via MITRE·12:00 AM

Data Sourced

via MITRE·12:00 AM

DescriptionWeakness

May 13, 2022

Advisory Published

01:20 AM

Frequently Asked Questions

What is the severity of CVE-2018-8466?

CVE-2018-8466 is rated as critical due to its potential for remote code execution.

How do I fix CVE-2018-8466?