CVE-2021-22386

A component of the Huawei smartphone has a Double Free vulnerability. Local attackers may exploit this vulnerability to cause Root Elevation of Privileges.

CVSS v3 7.0 HIGH
CVSS v2.0 6.9 MEDIUM

7.0^/10

CVSS v3 : HIGH

Vector :

Exploitability : 1.0 / Impact : 5.9

Attack Vector LOCAL

Attack Complexity HIGH

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

6.9^/10

CVSS v2.0 : MEDIUM

Vector : AV:L/AC:M/Au:N/C:C/I:C/A:C

Exploitability : 3.4 / Impact : 10.0

Access Vector LOCAL

Access Complexity MEDIUM

Authentication NONE

Confidentiality Impact COMPLETE

Integrity Impact COMPLETE

Availability Impact COMPLETE

References

Link	Resource
https://consumer.huawei.com/en/support/bulletin/2021/6/	Vendor Advisory
https://device.harmonyos.com/cn/docs/security/update/oem_security_update_phone_202106-0000001165452077	Third Party Advisory

Configurations

Configuration 1 (hide)

OR	cpe:2.3:o:huawei:emui:11.0.0:::::::*
	cpe:2.3:o:huawei:magic_ui:4.0.0:::::::*

History

No history.

Information

Published : 2021-08-10 14:15

Updated : 2024-02-28 18:28

NVD link : CVE-2021-22386

Mitre link : CVE-2021-22386

CVE.ORG link : CVE-2021-22386

JSON object : View

Products Affected

huawei

emui
magic_ui

CWE

CWE-415

Double Free

{"id": "CVE-2021-22386", "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 6.9, "accessVector": "LOCAL", "vectorString": "AV:L/AC:M/Au:N/C:C/I:C/A:C", "authentication": "NONE", "integrityImpact": "COMPLETE", "accessComplexity": "MEDIUM", "availabilityImpact": "COMPLETE", "confidentialityImpact": "COMPLETE"}, "acInsufInfo": false, "impactScore": 10.0, "baseSeverity": "MEDIUM", "obtainAllPrivilege": false, "exploitabilityScore": 3.4, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}], "cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 7.0, "attackVector": "LOCAL", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "HIGH", "availabilityImpact": "HIGH", "privilegesRequired": "LOW", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 1.0}]}, "published": "2021-08-10T14:15:07.213", "references": [{"url": "https://consumer.huawei.com/en/support/bulletin/2021/6/", "tags": ["Vendor Advisory"], "source": "psirt@huawei.com"}, {"url": "https://device.harmonyos.com/cn/docs/security/update/oem_security_update_phone_202106-0000001165452077", "tags": ["Third Party Advisory"], "source": "psirt@huawei.com"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-415"}]}], "descriptions": [{"lang": "en", "value": "A component of the Huawei smartphone has a Double Free vulnerability. Local attackers may exploit this vulnerability to cause Root Elevation of Privileges."}, {"lang": "es", "value": "Un componente del smartphone de Huawei, presenta una vulnerabilidad de Double Liberaci\u00f3n. Unos atacantes locales pueden explotar esta vulnerabilidad para causar una Elevaci\u00f3n de Privilegios de Root"}], "lastModified": "2021-12-09T17:55:10.250", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:huawei:emui:11.0.0:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "0B701EC6-8208-4D22-95A6-B07D471A8A8B"}, {"criteria": "cpe:2.3:o:huawei:magic_ui:4.0.0:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "F6066FAB-23F5-4CB2-B89E-B00F8835AC39"}], "operator": "OR"}]}], "sourceIdentifier": "psirt@huawei.com"}