Details of VAR-202110-1448

ID

VAR-202110-1448

CVE

CVE-2021-22471

TITLE

HarmonyOS In NULL Pointer dereference vulnerability

Trust: 0.8

sources: JVNDB: JVNDB-2021-014254

DESCRIPTION

A component of the HarmonyOS has a NULL Pointer Dereference vulnerability. Local attackers may exploit this vulnerability to cause nearby process crash

Trust: 1.71

sources: NVD: CVE-2021-22471 // JVNDB: JVNDB-2021-014254 // VULHUB: VHN-380906

AFFECTED PRODUCTS

vendor:	huawei	model:	harmonyos	scope:	eq	version:	2.0	Trust: 1.0
vendor:	huawei	model:	harmonyos	scope:	eq	version:	-	Trust: 0.8
vendor:	huawei	model:	harmonyos	scope:	-	version:	-	Trust: 0.8

sources: JVNDB: JVNDB-2021-014254 // NVD: CVE-2021-22471

CVSS

SEVERITY

CVSSV2

CVSSV3

nvd@nist.gov:	CVE-2021-22471
value:	MEDIUM
Trust: 1.0
NVD:	CVE-2021-22471
value:	MEDIUM
Trust: 0.8
CNNVD:	CNNVD-202110-2065
value:	MEDIUM
Trust: 0.6
VULHUB:	VHN-380906
value:	LOW
Trust: 0.1

nvd@nist.gov:	CVE-2021-22471
severity:	LOW
baseScore:	2.1
vectorString:	AV:L/AC:L/AU:N/C:N/I:N/A:P
accessVector:	LOCAL
accessComplexity:	LOW
authentication:	NONE
confidentialityImpact:	NONE
integrityImpact:	NONE
availabilityImpact:	PARTIAL
exploitabilityScore:	3.9
impactScore:	2.9
acInsufInfo:	NONE
obtainAllPrivilege:	NONE
obtainUserPrivilege:	NONE
obtainOtherPrivilege:	NONE
userInteractionRequired:	NONE
version:	2.0
Trust: 1.8
VULHUB:	VHN-380906
severity:	LOW
baseScore:	2.1
vectorString:	AV:L/AC:L/AU:N/C:N/I:N/A:P
accessVector:	LOCAL
accessComplexity:	LOW
authentication:	NONE
confidentialityImpact:	NONE
integrityImpact:	NONE
availabilityImpact:	PARTIAL
exploitabilityScore:	3.9
impactScore:	2.9
acInsufInfo:	NONE
obtainAllPrivilege:	NONE
obtainUserPrivilege:	NONE
obtainOtherPrivilege:	NONE
userInteractionRequired:	NONE
version:	2.0
Trust: 0.1

nvd@nist.gov:	CVE-2021-22471
baseSeverity:	MEDIUM
baseScore:	5.5
vectorString:	CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
attackVector:	LOCAL
attackComplexity:	LOW
privilegesRequired:	LOW
userInteraction:	NONE
scope:	UNCHANGED
confidentialityImpact:	NONE
integrityImpact:	NONE
availabilityImpact:	HIGH
exploitabilityScore:	1.8
impactScore:	3.6
version:	3.1
Trust: 1.0
NVD:	CVE-2021-22471
baseSeverity:	MEDIUM
baseScore:	5.5
vectorString:	CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
attackVector:	LOCAL
attackComplexity:	LOW
privilegesRequired:	LOW
userInteraction:	NONE
scope:	UNCHANGED
confidentialityImpact:	NONE
integrityImpact:	NONE
availabilityImpact:	HIGH
exploitabilityScore:	NONE
impactScore:	NONE
version:	3.0
Trust: 0.8

sources: VULHUB: VHN-380906 // JVNDB: JVNDB-2021-014254 // CNNVD: CNNVD-202110-2065 // NVD: CVE-2021-22471

PROBLEMTYPE DATA

problemtype:	CWE-476	Trust: 1.1
problemtype:	NULL Pointer dereference (CWE-476) [NVD evaluation ]	Trust: 0.8

sources: VULHUB: VHN-380906 // JVNDB: JVNDB-2021-014254 // NVD: CVE-2021-22471

THREAT TYPE

local

Trust: 0.6

sources: CNNVD: CNNVD-202110-2065

TYPE

code problem

Trust: 0.6

sources: CNNVD: CNNVD-202110-2065

PATCH

title:	security-bulletins-202107-0000001123874808	url:	https://device.harmonyos.com/cn/docs/security/update/security-bulletins-202107-0000001123874808	Trust: 0.8
title:	Huawei HarmonyOS Fixes for code issue vulnerabilities	url:	http://www.cnnvd.org.cn/web/xxk/bdxqById.tag?id=171547	Trust: 0.6

sources: JVNDB: JVNDB-2021-014254 // CNNVD: CNNVD-202110-2065

EXTERNAL IDS

db:	NVD	id:	CVE-2021-22471	Trust: 3.3
db:	JVNDB	id:	JVNDB-2021-014254	Trust: 0.8
db:	CNNVD	id:	CNNVD-202110-2065	Trust: 0.6
db:	VULHUB	id:	VHN-380906	Trust: 0.1

sources: VULHUB: VHN-380906 // JVNDB: JVNDB-2021-014254 // CNNVD: CNNVD-202110-2065 // NVD: CVE-2021-22471

REFERENCES

url:	https://device.harmonyos.com/cn/docs/security/update/security-bulletins-202107-0000001123874808	Trust: 2.3
url:	https://nvd.nist.gov/vuln/detail/cve-2021-22471	Trust: 0.8

sources: VULHUB: VHN-380906 // JVNDB: JVNDB-2021-014254 // CNNVD: CNNVD-202110-2065 // NVD: CVE-2021-22471

SOURCES

db:	VULHUB	id:	VHN-380906
db:	JVNDB	id:	JVNDB-2021-014254
db:	CNNVD	id:	CNNVD-202110-2065
db:	NVD	id:	CVE-2021-22471

LAST UPDATE DATE

2024-08-14T14:11:12.619000+00:00

SOURCES UPDATE DATE

db:	VULHUB	id:	VHN-380906	date:	2021-11-01T00:00:00
db:	JVNDB	id:	JVNDB-2021-014254	date:	2022-10-11T07:46:00
db:	CNNVD	id:	CNNVD-202110-2065	date:	2021-11-29T00:00:00
db:	NVD	id:	CVE-2021-22471	date:	2021-11-01T19:14:57.820

SOURCES RELEASE DATE

db:	VULHUB	id:	VHN-380906	date:	2021-10-28T00:00:00
db:	JVNDB	id:	JVNDB-2021-014254	date:	2022-10-11T00:00:00
db:	CNNVD	id:	CNNVD-202110-2065	date:	2021-10-28T00:00:00
db:	NVD	id:	CVE-2021-22471	date:	2021-10-28T13:15:09.703