CVE-2018-8287

ChakraCore RCE Vulnerability

7.5 HighFix available

CVE-2018-8287 is a high vulnerability (CVSS 7.5) in Microsoft Chakracore, published July 11, 2018. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 16.3%, the 97th percentile. Fixed in Microsoft.ChakraCore 1.10.1.

What does this mean?

Severity: 7.5 HighCVSS 3.0, NVD
Exploit chance: 16.3%EPSS, 97th percentile
Exploitation: None knownNot on CISA’s or ENISA’s lists
Fixed in: 1.10.1Microsoft.ChakraCore +1 more

Description

A remote code execution vulnerability exists in the way the scripting engine handles objects in memory in Microsoft browsers, aka "Scripting Engine Memory Corruption Vulnerability." This affects ChakraCore, Internet Explorer 11, Microsoft Edge, Internet Explorer 10. This CVE ID is unique from CVE-2018-8242, CVE-2018-8283, CVE-2018-8288, CVE-2018-8291, CVE-2018-8296, CVE-2018-8298.

Attack profile

How easy it is to exploit

Attack vector: Network
Complexity: High
Privileges needed: None
User interaction: Required

What an attacker can affect

Confidentiality: High
Integrity: High
Availability: High

Exploit likelihood

16.3%Down 2.4 points since Apr 14, 2021

Affected products

Affected packages

Affected packages
Package	Affected	Fixed
`Microsoft.ChakraCore` NuGet	before 1.10.1	1.10.1
`Microsoft.ChakraCore` NuGet	before 1.10.1, plus listed versions 1.10.01.2.01.2.11.2.21.2.3 Show 29 moreShow less 1.2.6.62716-preview1.3.01.3.11.3.21.4.01.4.11.4.21.4.31.4.41.4.51.5.01.5.11.5.21.5.31.6.01.6.21.7.01.7.11.7.21.7.31.7.41.7.51.7.61.8.01.8.11.8.21.8.31.8.41.8.5	1.10.1