Details of VAR-202301-0614

ID

VAR-202301-0614

CVE

CVE-2021-46868

TITLE

EMUI and HarmonyOS Out-of-bounds read vulnerability in

Trust: 0.8

sources: JVNDB: JVNDB-2023-001771

DESCRIPTION

The HW_KEYMASTER module has a problem in releasing memory.Successful exploitation of this vulnerability may result in out-of-bounds memory access. EMUI and HarmonyOS Exists in an out-of-bounds read vulnerability.Information may be obtained

Trust: 1.8

sources: NVD: CVE-2021-46868 // JVNDB: JVNDB-2023-001771 // VULHUB: VHN-449873 // VULMON: CVE-2021-46868

AFFECTED PRODUCTS

vendor:	huawei	model:	emui	scope:	eq	version:	12.0.0	Trust: 1.0
vendor:	huawei	model:	harmonyos	scope:	lt	version:	2.0	Trust: 1.0
vendor:	huawei	model:	harmonyos	scope:	-	version:	-	Trust: 0.8
vendor:	huawei	model:	emui	scope:	-	version:	-	Trust: 0.8

sources: JVNDB: JVNDB-2023-001771 // NVD: CVE-2021-46868

CVSS

SEVERITY

CVSSV2

CVSSV3

nvd@nist.gov:	CVE-2021-46868
value:	HIGH
Trust: 1.0
NVD:	CVE-2021-46868
value:	HIGH
Trust: 0.8
CNNVD:	CNNVD-202301-438
value:	HIGH
Trust: 0.6

nvd@nist.gov:	CVE-2021-46868
baseSeverity:	HIGH
baseScore:	7.5
vectorString:	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
attackVector:	NETWORK
attackComplexity:	LOW
privilegesRequired:	NONE
userInteraction:	NONE
scope:	UNCHANGED
confidentialityImpact:	HIGH
integrityImpact:	NONE
availabilityImpact:	NONE
exploitabilityScore:	3.9
impactScore:	3.6
version:	3.1
Trust: 1.0
NVD:	CVE-2021-46868
baseSeverity:	HIGH
baseScore:	7.5
vectorString:	CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
attackVector:	NETWORK
attackComplexity:	LOW
privilegesRequired:	NONE
userInteraction:	NONE
scope:	UNCHANGED
confidentialityImpact:	HIGH
integrityImpact:	NONE
availabilityImpact:	NONE
exploitabilityScore:	NONE
impactScore:	NONE
version:	3.0
Trust: 0.8

sources: JVNDB: JVNDB-2023-001771 // CNNVD: CNNVD-202301-438 // NVD: CVE-2021-46868

PROBLEMTYPE DATA

problemtype:	CWE-125	Trust: 1.1
problemtype:	Out-of-bounds read (CWE-125) [NVD evaluation ]	Trust: 0.8

sources: VULHUB: VHN-449873 // JVNDB: JVNDB-2023-001771 // NVD: CVE-2021-46868

THREAT TYPE

remote

Trust: 0.6

sources: CNNVD: CNNVD-202301-438

TYPE

buffer error

Trust: 0.6

sources: CNNVD: CNNVD-202301-438

PATCH

title:	security-bulletins-202301-0000001435541166 Huawei Support Bulletin	url:	https://device.harmonyos.com/en/docs/security/update/security-bulletins-202301-0000001435541166	Trust: 0.8
title:	HUAWEI EMUI/Magic UI Buffer error vulnerability fix	url:	http://123.124.177.30/web/xxk/bdxqById.tag?id=221315	Trust: 0.6

sources: JVNDB: JVNDB-2023-001771 // CNNVD: CNNVD-202301-438

EXTERNAL IDS

db:	NVD	id:	CVE-2021-46868	Trust: 3.4
db:	JVNDB	id:	JVNDB-2023-001771	Trust: 0.8
db:	CNNVD	id:	CNNVD-202301-438	Trust: 0.6
db:	VULHUB	id:	VHN-449873	Trust: 0.1
db:	VULMON	id:	CVE-2021-46868	Trust: 0.1

sources: VULHUB: VHN-449873 // VULMON: CVE-2021-46868 // JVNDB: JVNDB-2023-001771 // CNNVD: CNNVD-202301-438 // NVD: CVE-2021-46868

REFERENCES

url:	https://consumer.huawei.com/en/support/bulletin/2023/1/	Trust: 1.8
url:	https://device.harmonyos.com/en/docs/security/update/security-bulletins-202301-0000001435541166	Trust: 1.8
url:	https://nvd.nist.gov/vuln/detail/cve-2021-46868	Trust: 0.8
url:	https://cxsecurity.com/cveshow/cve-2021-46868/	Trust: 0.6
url:	https://device.harmonyos.com/cn/docs/security/update/security-bulletins-202301-0000001435541166	Trust: 0.6
url:	https://nvd.nist.gov	Trust: 0.1

sources: VULHUB: VHN-449873 // VULMON: CVE-2021-46868 // JVNDB: JVNDB-2023-001771 // CNNVD: CNNVD-202301-438 // NVD: CVE-2021-46868

SOURCES

db:	VULHUB	id:	VHN-449873
db:	VULMON	id:	CVE-2021-46868
db:	JVNDB	id:	JVNDB-2023-001771
db:	CNNVD	id:	CNNVD-202301-438
db:	NVD	id:	CVE-2021-46868

LAST UPDATE DATE

2024-08-14T14:30:47.838000+00:00

SOURCES UPDATE DATE

db:	VULHUB	id:	VHN-449873	date:	2023-01-12T00:00:00
db:	VULMON	id:	CVE-2021-46868	date:	2023-01-08T00:00:00
db:	JVNDB	id:	JVNDB-2023-001771	date:	2023-05-09T01:58:00
db:	CNNVD	id:	CNNVD-202301-438	date:	2023-01-13T00:00:00
db:	NVD	id:	CVE-2021-46868	date:	2023-01-12T14:31:11.530

SOURCES RELEASE DATE

db:	VULHUB	id:	VHN-449873	date:	2023-01-06T00:00:00
db:	VULMON	id:	CVE-2021-46868	date:	2023-01-06T00:00:00
db:	JVNDB	id:	JVNDB-2023-001771	date:	2023-05-09T00:00:00
db:	CNNVD	id:	CNNVD-202301-438	date:	2023-01-05T00:00:00
db:	NVD	id:	CVE-2021-46868	date:	2023-01-06T20:15:09.637