CVE-2021-37020

Severity Score

9.1

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

There is a Stack-based Buffer Overflow vulnerability in Huawei Smartphone.Successful exploitation of this vulnerability may lead to Out-of-bounds read.

Se presenta una vulnerabilidad de desbordamiento del búfer en la región Stack de la memoria en el Smartphone de Huawei. Una explotación con éxito de esta vulnerabilidad puede conllevar a una lectura fuera de límites

*Credits: N/A

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

None

Availability

High

Attack Vector

Network

Attack Complexity

Low

Authentication

None

Confidentiality

Partial

Integrity

None

Availability

Partial

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2021-07-20 CVE Reserved
2021-12-07 CVE Published
2024-08-04 CVE Updated
2024-08-22 EPSS Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CWE-787: Out-of-bounds Write

CAPEC

References (1)

URL	Tag	Source

URL	Date	SRC

URL	Date	SRC

URL	Date	SRC
https://device.harmonyos.com/en/docs/security/update/security-bulletins-202109-0000001196270727	2023-08-08

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Huawei Search vendor "Huawei"		Emui Search vendor "Huawei" for product "Emui"				9.1.0 Search vendor "Huawei" for product "Emui" and version "9.1.0"		-		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"		Harmonyos Search vendor "Huawei" for product "Harmonyos"				< 2.0 Search vendor "Huawei" for product "Harmonyos" and version " < 2.0"		-		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