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GitHub Advisory DatabaseGHSA-H6G3-73H7-CHXP

HistoryMay 14, 2022 - 2:24 a.m.

ChakraCore RCE Vulnerability

2022-05-1402:24:15

CWE-119

GitHub Advisory Database

github.com

microsoft

jscript

vbscript

chakra javascript

internet explorer

edge

remote attackers

arbitrary code

denial of service

memory corruption

crafted web site

scripting engine memory corruption vulnerability

software

CVSS2

9.3

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

AV:N/AC:M/Au:N/C:C/I:C/A:C

CVSS3

8.8

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

EPSS

0.154

Percentile

95.9%

JSON

The Microsoft (1) JScript 9, (2) VBScript, and (3) Chakra JavaScript engines, as used in Microsoft Internet Explorer 11, Microsoft Edge, and other products, allow remote attackers to execute arbitrary code or cause a denial of service (memory corruption) via a crafted web site, aka “Scripting Engine Memory Corruption Vulnerability.”