CVE-2021-40037

Severity Score

5.5

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

There is a Vulnerability of accessing resources using an incompatible type (type confusion) in the MPTCP subsystem in smartphones. Successful exploitation of this vulnerability may cause the system to crash and restart.

Se presenta una vulnerabilidad de acceso a recursos usando un tipo no compatible (confusión de tipos) en el subsistema MPTCP en los smartphones. Una explotación con éxito de esta vulnerabilidad puede causar el bloqueo y el reinicio del sistema

*Credits: N/A

Attack Vector

Local

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

High

Attack Vector

Local

Attack Complexity

Low

Authentication

None

Confidentiality

None

Integrity

None

Availability

Complete

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2021-08-23 CVE Reserved
2022-01-07 CVE Published
2023-07-31 EPSS Updated
2024-08-04 CVE Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CWE-843: Access of Resource Using Incompatible Type ('Type Confusion')

CAPEC

References (2)

URL	Tag	Source

URL	Date	SRC

URL	Date	SRC

URL	Date	SRC
https://consumer.huawei.com/en/support/bulletin/2022/1	2022-01-13
https://device.harmonyos.com/en/docs/security/update/security-bulletins-202201-0000001238736331	2022-01-13

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Huawei Search vendor "Huawei"		Harmonyos Search vendor "Huawei" for product "Harmonyos"				< 2.0 Search vendor "Huawei" for product "Harmonyos" and version " < 2.0"		-		Affected
Huawei Search vendor "Huawei"		Emui Search vendor "Huawei" for product "Emui"				10.0.0 Search vendor "Huawei" for product "Emui" and version "10.0.0"		-		Affected
Huawei Search vendor "Huawei"		Emui Search vendor "Huawei" for product "Emui"				10.1.0 Search vendor "Huawei" for product "Emui" and version "10.1.0"		-		Affected
Huawei Search vendor "Huawei"		Emui Search vendor "Huawei" for product "Emui"				10.1.1 Search vendor "Huawei" for product "Emui" and version "10.1.1"		-		Affected
Huawei Search vendor "Huawei"		Emui Search vendor "Huawei" for product "Emui"				11.0.0 Search vendor "Huawei" for product "Emui" and version "11.0.0"		-		Affected
Huawei Search vendor "Huawei"		Emui Search vendor "Huawei" for product "Emui"				11.0.1 Search vendor "Huawei" for product "Emui" and version "11.0.1"		-		Affected
Huawei Search vendor "Huawei"		Emui Search vendor "Huawei" for product "Emui"				12.0.0 Search vendor "Huawei" for product "Emui" and version "12.0.0"		-		Affected
Huawei Search vendor "Huawei"		Magic Ui Search vendor "Huawei" for product "Magic Ui"				3.0.0 Search vendor "Huawei" for product "Magic Ui" and version "3.0.0"		-		Affected
Huawei Search vendor "Huawei"		Magic Ui Search vendor "Huawei" for product "Magic Ui"				3.1.0 Search vendor "Huawei" for product "Magic Ui" and version "3.1.0"		-		Affected
Huawei Search vendor "Huawei"		Magic Ui Search vendor "Huawei" for product "Magic Ui"				3.1.1 Search vendor "Huawei" for product "Magic Ui" and version "3.1.1"		-		Affected
Huawei Search vendor "Huawei"		Magic Ui Search vendor "Huawei" for product "Magic Ui"				4.0.0 Search vendor "Huawei" for product "Magic Ui" and version "4.0.0"		-		Affected