CVE-2017-11870

HIGH

ChakraCore and Microsoft Edge - Privilege Escalation

Title source: llm

Description

ChakraCore and Microsoft Edge in Windows 10 1703, 1709, and Windows Server, version 1709 allows an attacker to gain the same user rights as the current user, due to how the scripting engine handles objects in memory, aka "Scripting Engine Memory Corruption Vulnerability". This CVE ID is unique from CVE-2017-11836, CVE-2017-11837, CVE-2017-11838, CVE-2017-11839, CVE-2017-11840, CVE-2017-11841, CVE-2017-11843, CVE-2017-11846, CVE-2017-11858, CVE-2017-11859, CVE-2017-11861, CVE-2017-11862, CVE-2017-11866, CVE-2017-11869, CVE-2017-11871, and CVE-2017-11873.

Exploits (1)

exploitdb WORKING POC VERIFIED
by Google Security Research · javascriptdoswindows
https://www.exploit-db.com/exploits/43182

Scores

CVSS v3 7.5
EPSS 0.8040
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

Classification

CWE
CWE-119
Status draft

Affected Products (3)

microsoft/chakracore
microsoft/edge
nuget/Microsoft.ChakraCore < 1.7.4NuGet

Timeline

Published Nov 15, 2017
Tracked Since Feb 18, 2026