CVE-2018-0838

HIGH

Microsoft Chakracore < 1.8.1 - Out-of-Bounds Write

Title source: rule

Description

Microsoft Edge and ChakraCore in Microsoft Windows 10 Gold, 1511, 1607, 1703, 1709, and Windows Server 2016 allows remote code execution, due to how the scripting engine handles objects in memory, aka "Scripting Engine Memory Corruption Vulnerability". This CVE ID is unique from CVE-2018-0834, CVE-2018-0835, CVE-2018-0836, CVE-2018-0837, CVE-2018-0840, CVE-2018-0856, CVE-2018-0857, CVE-2018-0858, CVE-2018-0859, CVE-2018-0860, CVE-2018-0861, and CVE-2018-0866.

Exploits (1)

exploitdb WORKING POC VERIFIED

by Google Security Research · javascriptdoswindows

https://www.exploit-db.com/exploits/44080

View Code ZIP pw:eip

References (4)

[Third Party Advisory, VDB Entry] http://www.securityfocus.com/bid/102877

[Third Party Advisory, VDB Entry] http://www.securitytracker.com/id/1040372

[Patch, Vendor Advisory] https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-0838

[Exploit, Third Party Advisory, VDB Entry] https://www.exploit-db.com/exploits/44080/

Scores

CVSS v3 7.5

EPSS 0.7930

EPSS Percentile 99.1%

Attack Vector NETWORK

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

Details

CWE

CWE-787

Status published

Products (3)

microsoft/chakracore

microsoft/edge

nuget/Microsoft.ChakraCore 0 - 1.8.1NuGet

Published Feb 15, 2018

Tracked Since Feb 18, 2026