CVE-2019-0567

Microsoft Edge Chakra - 'NewScObjectNoCtor' or 'InitProto' Type Confusion

Severity Score

7.5

*CVSS v3

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

A remote code execution vulnerability exists in the way that the Chakra scripting engine handles objects in memory in Microsoft Edge, aka "Chakra Scripting Engine Memory Corruption Vulnerability." This affects Microsoft Edge, ChakraCore. This CVE ID is unique from CVE-2019-0539, CVE-2019-0568.

Existe una vulnerabilidad de ejecución remota de código que se manifiesta en la forma en la que el motor de scripting de Chakra gestiona los objetos en la memoria en Microsoft Edge. Esto también se conoce como "Chakra Scripting Engine Memory Corruption Vulnerability". Esto afecta a Microsoft Edge y ChakraCore. El ID de este CVE es diferente de CVE-2019-0539 y CVE-2019-0568.

Microsoft Edge has an issue where NewScObjectNoCtor and InitProto opcodes are treated as having no side effects, but actually they can have via the SetIsPrototype method of the type handler that can cause transition to a new type. This can lead to type confusion in the JITed code.

*Credits: N/A

Attack Vector

Network

Attack Complexity

High

Privileges Required

None

User Interaction

Required

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Attack Vector

Network

Attack Complexity

High

Authentication

None

Confidentiality

Complete

Integrity

Complete

Availability

Complete

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2018-11-26 CVE Reserved
2019-01-08 CVE Published
2023-11-19 First Exploit
2024-08-04 CVE Updated
2024-11-17 EPSS Updated
---------- Exploited in Wild
---------- KEV Due Date

CWE

CWE-787: Out-of-bounds Write

CAPEC

References (4)

URL	Tag	Source
http://www.securityfocus.com/bid/106418	Third Party Advisory

URL	Date	SRC
https://www.exploit-db.com/exploits/46203	2024-08-04
https://github.com/NatteeSetobol/Chakra-CVE-2019-0567	2023-11-19

URL	Date	SRC
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-0567	2020-08-24

URL	Date	SRC

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Microsoft Search vendor "Microsoft"	Edge Search vendor "Microsoft" for product "Edge"	-	-	Affected	in	Microsoft Search vendor "Microsoft"	Windows 10 Search vendor "Microsoft" for product "Windows 10"	-	-	Safe
Microsoft Search vendor "Microsoft"	Edge Search vendor "Microsoft" for product "Edge"	-	-	Affected	in	Microsoft Search vendor "Microsoft"	Windows 10 Search vendor "Microsoft" for product "Windows 10"	1607 Search vendor "Microsoft" for product "Windows 10" and version "1607"	-	Safe
Microsoft Search vendor "Microsoft"	Edge Search vendor "Microsoft" for product "Edge"	-	-	Affected	in	Microsoft Search vendor "Microsoft"	Windows 10 Search vendor "Microsoft" for product "Windows 10"	1703 Search vendor "Microsoft" for product "Windows 10" and version "1703"	-	Safe
Microsoft Search vendor "Microsoft"	Edge Search vendor "Microsoft" for product "Edge"	-	-	Affected	in	Microsoft Search vendor "Microsoft"	Windows 10 Search vendor "Microsoft" for product "Windows 10"	1709 Search vendor "Microsoft" for product "Windows 10" and version "1709"	-	Safe
Microsoft Search vendor "Microsoft"	Edge Search vendor "Microsoft" for product "Edge"	-	-	Affected	in	Microsoft Search vendor "Microsoft"	Windows 10 Search vendor "Microsoft" for product "Windows 10"	1803 Search vendor "Microsoft" for product "Windows 10" and version "1803"	-	Safe
Microsoft Search vendor "Microsoft"	Edge Search vendor "Microsoft" for product "Edge"	-	-	Affected	in	Microsoft Search vendor "Microsoft"	Windows 10 Search vendor "Microsoft" for product "Windows 10"	1809 Search vendor "Microsoft" for product "Windows 10" and version "1809"	-	Safe
Microsoft Search vendor "Microsoft"	Edge Search vendor "Microsoft" for product "Edge"	-	-	Affected	in	Microsoft Search vendor "Microsoft"	Windows Server 2016 Search vendor "Microsoft" for product "Windows Server 2016"	-	-	Safe
Microsoft Search vendor "Microsoft"	Edge Search vendor "Microsoft" for product "Edge"	-	-	Affected	in	Microsoft Search vendor "Microsoft"	Windows Server 2019 Search vendor "Microsoft" for product "Windows Server 2019"	-	-	Safe
Microsoft Search vendor "Microsoft"		Chakracore Search vendor "Microsoft" for product "Chakracore"				-		-		Affected