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ID

VAR-202108-0289


CVE

CVE-2021-22423


TITLE

Huawei HarmonyOS Buffer error vulnerability

Trust: 0.6

sources: CNNVD: CNNVD-202108-321

DESCRIPTION

A component of the HarmonyOS has a Out-of-bounds Write Vulnerability. Local attackers may exploit this vulnerability to cause integer overflow

Trust: 1.08

sources: NVD: CVE-2021-22423 // VULHUB: VHN-380858 // VULMON: CVE-2021-22423

AFFECTED PRODUCTS

vendor:huaweimodel:harmonyosscope:eqversion: -

Trust: 1.0

sources: NVD: CVE-2021-22423

CVSS

SEVERITY

CVSSV2

CVSSV3

nvd@nist.gov: CVE-2021-22423
value: HIGH

Trust: 1.0

CNNVD: CNNVD-202108-321
value: HIGH

Trust: 0.6

VULHUB: VHN-380858
value: HIGH

Trust: 0.1

VULMON: CVE-2021-22423
value: HIGH

Trust: 0.1

nvd@nist.gov: CVE-2021-22423
severity: HIGH
baseScore: 7.2
vectorString: AV:L/AC:L/AU:N/C:C/I:C/A:C
accessVector: LOCAL
accessComplexity: LOW
authentication: NONE
confidentialityImpact: COMPLETE
integrityImpact: COMPLETE
availabilityImpact: COMPLETE
exploitabilityScore: 3.9
impactScore: 10.0
acInsufInfo: NONE
obtainAllPrivilege: NONE
obtainUserPrivilege: NONE
obtainOtherPrivilege: NONE
userInteractionRequired: NONE
version: 2.0

Trust: 1.1

VULHUB: VHN-380858
severity: HIGH
baseScore: 7.2
vectorString: AV:L/AC:L/AU:N/C:C/I:C/A:C
accessVector: LOCAL
accessComplexity: LOW
authentication: NONE
confidentialityImpact: COMPLETE
integrityImpact: COMPLETE
availabilityImpact: COMPLETE
exploitabilityScore: 3.9
impactScore: 10.0
acInsufInfo: NONE
obtainAllPrivilege: NONE
obtainUserPrivilege: NONE
obtainOtherPrivilege: NONE
userInteractionRequired: NONE
version: 2.0

Trust: 0.1

nvd@nist.gov: CVE-2021-22423
baseSeverity: HIGH
baseScore: 7.8
vectorString: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
attackVector: LOCAL
attackComplexity: LOW
privilegesRequired: LOW
userInteraction: NONE
scope: UNCHANGED
confidentialityImpact: HIGH
integrityImpact: HIGH
availabilityImpact: HIGH
exploitabilityScore: 1.8
impactScore: 5.9
version: 3.1

Trust: 1.0

sources: VULHUB: VHN-380858 // VULMON: CVE-2021-22423 // CNNVD: CNNVD-202108-321 // NVD: CVE-2021-22423

PROBLEMTYPE DATA

problemtype:CWE-787

Trust: 1.1

sources: VULHUB: VHN-380858 // NVD: CVE-2021-22423

THREAT TYPE

local

Trust: 0.6

sources: CNNVD: CNNVD-202108-321

TYPE

buffer error

Trust: 0.6

sources: CNNVD: CNNVD-202108-321

PATCH

title:Huawei HarmonyOS Buffer error vulnerability fixurl:http://www.cnnvd.org.cn/web/xxk/bdxqById.tag?id=159485

Trust: 0.6

sources: CNNVD: CNNVD-202108-321

EXTERNAL IDS

db:NVDid:CVE-2021-22423

Trust: 1.8

db:CNNVDid:CNNVD-202108-321

Trust: 0.6

db:VULHUBid:VHN-380858

Trust: 0.1

db:VULMONid:CVE-2021-22423

Trust: 0.1

sources: VULHUB: VHN-380858 // VULMON: CVE-2021-22423 // CNNVD: CNNVD-202108-321 // NVD: CVE-2021-22423

REFERENCES

url:https://device.harmonyos.com/cn/docs/security/update/oem_security_update_phone_202106-0000001165452077

Trust: 1.8

url:https://nvd.nist.gov/vuln/detail/cve-2021-22423

Trust: 0.6

url:https://device.harmonyos.com/cn/docs/security/update/security-bulletins-phones-202106-0000001165452077

Trust: 0.6

url:https://cwe.mitre.org/data/definitions/787.html

Trust: 0.1

url:https://nvd.nist.gov

Trust: 0.1

sources: VULHUB: VHN-380858 // VULMON: CVE-2021-22423 // CNNVD: CNNVD-202108-321 // NVD: CVE-2021-22423

SOURCES

db:VULHUBid:VHN-380858
db:VULMONid:CVE-2021-22423
db:CNNVDid:CNNVD-202108-321
db:NVDid:CVE-2021-22423

LAST UPDATE DATE

2024-08-14T15:27:39.411000+00:00


SOURCES UPDATE DATE

db:VULHUBid:VHN-380858date:2021-08-10T00:00:00
db:VULMONid:CVE-2021-22423date:2021-08-10T00:00:00
db:CNNVDid:CNNVD-202108-321date:2021-11-29T00:00:00
db:NVDid:CVE-2021-22423date:2021-08-10T21:24:09.697

SOURCES RELEASE DATE

db:VULHUBid:VHN-380858date:2021-08-03T00:00:00
db:VULMONid:CVE-2021-22423date:2021-08-03T00:00:00
db:CNNVDid:CNNVD-202108-321date:2021-08-03T00:00:00
db:NVDid:CVE-2021-22423date:2021-08-03T18:15:08.230