Details of VAR-202202-1522

ID

VAR-202202-1522

CVE

CVE-2021-22437

TITLE

EMUI and Magic UI Integer overflow vulnerability in

Trust: 0.8

sources: JVNDB: JVNDB-2022-006525

DESCRIPTION

There is a software integer overflow leading to a TOCTOU condition in smartphones. Successful exploitation of this vulnerability may cause random address access. EMUI and Magic UI includes an integer overflow vulnerability, and Time-of-check Time-of-use (TOCTOU) There is a race condition vulnerability.Information is obtained, information is tampered with, and service operation is interrupted. (DoS) It may be in a state

Trust: 1.71

sources: NVD: CVE-2021-22437 // JVNDB: JVNDB-2022-006525 // VULHUB: VHN-380872

AFFECTED PRODUCTS

vendor:	huawei	model:	emui	scope:	eq	version:	10.1.1	Trust: 1.0
vendor:	huawei	model:	magic ui	scope:	eq	version:	3.1.1	Trust: 1.0
vendor:	huawei	model:	magic ui	scope:	eq	version:	3.1.0	Trust: 1.0
vendor:	huawei	model:	emui	scope:	eq	version:	10.1.0	Trust: 1.0
vendor:	huawei	model:	magic ui	scope:	-	version:	-	Trust: 0.8
vendor:	huawei	model:	emui	scope:	-	version:	-	Trust: 0.8

sources: JVNDB: JVNDB-2022-006525 // NVD: CVE-2021-22437

CVSS

SEVERITY

CVSSV2

CVSSV3

nvd@nist.gov:	CVE-2021-22437
value:	HIGH
Trust: 1.0
NVD:	CVE-2021-22437
value:	HIGH
Trust: 0.8
CNNVD:	CNNVD-202202-2074
value:	HIGH
Trust: 0.6
VULHUB:	VHN-380872
value:	MEDIUM
Trust: 0.1

nvd@nist.gov:	CVE-2021-22437
severity:	MEDIUM
baseScore:	6.9
vectorString:	AV:L/AC:M/AU:N/C:C/I:C/A:C
accessVector:	LOCAL
accessComplexity:	MEDIUM
authentication:	NONE
confidentialityImpact:	COMPLETE
integrityImpact:	COMPLETE
availabilityImpact:	COMPLETE
exploitabilityScore:	3.4
impactScore:	10.0
acInsufInfo:	NONE
obtainAllPrivilege:	NONE
obtainUserPrivilege:	NONE
obtainOtherPrivilege:	NONE
userInteractionRequired:	NONE
version:	2.0
Trust: 1.8
VULHUB:	VHN-380872
severity:	MEDIUM
baseScore:	6.9
vectorString:	AV:L/AC:M/AU:N/C:C/I:C/A:C
accessVector:	LOCAL
accessComplexity:	MEDIUM
authentication:	NONE
confidentialityImpact:	COMPLETE
integrityImpact:	COMPLETE
availabilityImpact:	COMPLETE
exploitabilityScore:	3.4
impactScore:	10.0
acInsufInfo:	NONE
obtainAllPrivilege:	NONE
obtainUserPrivilege:	NONE
obtainOtherPrivilege:	NONE
userInteractionRequired:	NONE
version:	2.0
Trust: 0.1

nvd@nist.gov:	CVE-2021-22437
baseSeverity:	HIGH
baseScore:	7.0
vectorString:	CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
attackVector:	LOCAL
attackComplexity:	HIGH
privilegesRequired:	LOW
userInteraction:	NONE
scope:	UNCHANGED
confidentialityImpact:	HIGH
integrityImpact:	HIGH
availabilityImpact:	HIGH
exploitabilityScore:	1.0
impactScore:	5.9
version:	3.1
Trust: 1.0
NVD:	CVE-2021-22437
baseSeverity:	HIGH
baseScore:	7.0
vectorString:	CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
attackVector:	LOCAL
attackComplexity:	HIGH
privilegesRequired:	LOW
userInteraction:	NONE
scope:	UNCHANGED
confidentialityImpact:	HIGH
integrityImpact:	HIGH
availabilityImpact:	HIGH
exploitabilityScore:	NONE
impactScore:	NONE
version:	3.0
Trust: 0.8

sources: VULHUB: VHN-380872 // JVNDB: JVNDB-2022-006525 // CNNVD: CNNVD-202202-2074 // NVD: CVE-2021-22437

PROBLEMTYPE DATA

problemtype:	CWE-190	Trust: 1.1
problemtype:	Integer overflow or wraparound (CWE-190) [NVD evaluation ]	Trust: 0.8
problemtype:	Time-of-check Time-of-use (TOCTOU) Race condition (CWE-367) [NVD evaluation ]	Trust: 0.8
problemtype:	CWE-367	Trust: 0.1

sources: VULHUB: VHN-380872 // JVNDB: JVNDB-2022-006525 // NVD: CVE-2021-22437

THREAT TYPE

local

Trust: 0.6

sources: CNNVD: CNNVD-202202-2074

TYPE

other

Trust: 0.6

sources: CNNVD: CNNVD-202202-2074

PATCH

title:	HUAWEI EMUI/Magic UI security updates September 2021	url:	https://consumer.huawei.com/en/support/bulletin/2021/9/	Trust: 0.8
title:	HUAWEI EMUI Security vulnerabilities	url:	http://www.cnnvd.org.cn/web/xxk/bdxqById.tag?id=185119	Trust: 0.6

sources: JVNDB: JVNDB-2022-006525 // CNNVD: CNNVD-202202-2074

EXTERNAL IDS

db:	NVD	id:	CVE-2021-22437	Trust: 3.3
db:	JVNDB	id:	JVNDB-2022-006525	Trust: 0.8
db:	CNNVD	id:	CNNVD-202202-2074	Trust: 0.6
db:	VULHUB	id:	VHN-380872	Trust: 0.1

sources: VULHUB: VHN-380872 // JVNDB: JVNDB-2022-006525 // CNNVD: CNNVD-202202-2074 // NVD: CVE-2021-22437

REFERENCES

url:	https://consumer.huawei.com/en/support/bulletin/2021/9/	Trust: 1.7
url:	https://nvd.nist.gov/vuln/detail/cve-2021-22437	Trust: 0.8
url:	https://cxsecurity.com/cveshow/cve-2021-22437/	Trust: 0.6

sources: VULHUB: VHN-380872 // JVNDB: JVNDB-2022-006525 // CNNVD: CNNVD-202202-2074 // NVD: CVE-2021-22437

SOURCES

db:	VULHUB	id:	VHN-380872
db:	JVNDB	id:	JVNDB-2022-006525
db:	CNNVD	id:	CNNVD-202202-2074
db:	NVD	id:	CVE-2021-22437

LAST UPDATE DATE

2024-08-14T15:06:28.262000+00:00

SOURCES UPDATE DATE

db:	VULHUB	id:	VHN-380872	date:	2022-03-07T00:00:00
db:	JVNDB	id:	JVNDB-2022-006525	date:	2023-07-06T01:26:00
db:	CNNVD	id:	CNNVD-202202-2074	date:	2022-03-10T00:00:00
db:	NVD	id:	CVE-2021-22437	date:	2023-08-08T14:21:49.707

SOURCES RELEASE DATE

db:	VULHUB	id:	VHN-380872	date:	2022-02-25T00:00:00
db:	JVNDB	id:	JVNDB-2022-006525	date:	2023-07-06T00:00:00
db:	CNNVD	id:	CNNVD-202202-2074	date:	2022-02-25T00:00:00
db:	NVD	id:	CVE-2021-22437	date:	2022-02-25T19:15:10.470