CVE-2018-8243 — Out-of-bounds Write in Microsoft Chakracore

CWE-787 — Out-of-bounds Write5 documents5 sources
Severity
7.5HIGHNVD
EPSS
21.1%
top 4.33%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
4
Microsoft ChakracoreMicrosoft Internet Explorer 10Microsoft Internet Explorer 11+1 more
Timeline
PublishedJun 14
Latest updateMay 13

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.

CVSS vector

CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:HExploitability: 1.6 | Impact: 5.9

Affected Packages4 packages

▶CVEListV5microsoft/chakracoreChakraCore
▶CVEListV5microsoft/internet_explorer_9Windows Server 2008 for 32-bit Systems Service Pack 2, Windows Server 2008 for x64-based Systems Service Pack 2+1
▶CVEListV5microsoft/internet_explorer_10Windows Server 2012
▶CVEListV5microsoft/internet_explorer_1118 versions+17

Patches

Patch: portal.msrc.microsoft.com ↗Patch: portal.msrc.microsoft.com ↗

🔴Vulnerability Details

3
GHSA
ChakraCore RCE Vulnerability↗2022-05-13
▶
OSV
ChakraCore RCE Vulnerability↗2022-05-13
▶
CVEList
CVE-2018-8243: A remote code execution vulnerability exists in the way that the ChakraCore scripting engine handles objects in memory, aka "Scripting Engine Memory C↗2018-06-14
▶

📋Vendor Advisories

1
Microsoft
Scripting Engine Memory Corruption Vulnerability↗2018-06-12
▶
CVE-2018-8243 — Out-of-bounds Write in Microsoft | cvebase