VULNERABILITY INTELLIGENCE

CVE-2018-8243

CVSS score7.5 HIGH

EPSS probability12.23%

CISA KEVNot currently listed

Published2018-06-14

Last modified2026-06-17

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

Description

A remote code execution vulnerability exists in the way that the ChakraCore scripting engine handles objects in memory, aka "Scripting Engine Memory Corruption Vulnerability." This affects ChakraCore. This CVE ID is unique from CVE-2018-8267.

Weakness classification

CWE-787: Out-of-bounds Write

Primary references

secure@microsoft.com — Third Party Advisory, VDB Entry
secure@microsoft.com — Patch, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108 — Third Party Advisory, VDB Entry
af854a3a-2127-422b-91ae-364da2661108 — Patch, Vendor Advisory