OpenCVE

The HW_KEYMASTER module has a vulnerability of missing bounds check on length.Successful exploitation of this vulnerability may cause malicious construction of data, which results in out-of-bounds access.

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact High

Integrity Impact High

Availability Impact None

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

Key SSVC decision points have not yet been added.

Vendors	Products
Huawei	Emui Harmonyos

Configuration 1 [-]

OR	cpe:2.3:o:huawei:emui:11.0.1:::::::*
	cpe:2.3:o:huawei:emui:12.0.0:::::::*
	cpe:2.3:o:huawei:harmonyos:2.0:::::::*

No data.

References

Link	Providers
https://consumer.huawei.com/en/support/bulletin/2022/10/
https://device.harmonyos.com/en/docs/security/update/security-bulletins-phones-202210-0000001416095697

History

No history.

MITRE

Status: PUBLISHED

Assigner: huawei

Published: 2022-10-14T00:00:00

Updated: 2024-08-04T05:17:42.606Z

Reserved: 2022-09-27T00:00:00

Link: CVE-2021-46839

Vulnrichment

No data.

NVD

Status : Modified

Published: 2022-10-14T16:15:11.920

Modified: 2024-11-21T06:34:47.610

Link: CVE-2021-46839

Redhat

No data.

{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:huawei:emui:11.0.1:*:*:*:*:*:*:*", "matchCriteriaId": "511F8CE2-C2B6-4A08-B992-49D9B75B8655", "vulnerable": true}, {"criteria": "cpe:2.3:o:huawei:emui:12.0.0:*:*:*:*:*:*:*", "matchCriteriaId": "A974CA73-84E8-480B-BB4C-4A81D0C985B2", "vulnerable": true}, {"criteria": "cpe:2.3:o:huawei:harmonyos:2.0:*:*:*:*:*:*:*", "matchCriteriaId": "3AD62E8B-CB4B-43A6-98E8-09A8A1A3505B", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "descriptions": [{"lang": "en", "value": "The HW_KEYMASTER module has a vulnerability of missing bounds check on length.Successful exploitation of this vulnerability may cause malicious construction of data, which results in out-of-bounds access."}, {"lang": "es", "value": "El m\u00f3dulo HW_KEYMASTER presenta una vulnerabilidad de falta de comprobaci\u00f3n de l\u00edmites en la longitud. Una explotaci\u00f3n con \u00e9xito de esta vulnerabilidad puede causar la construcci\u00f3n maliciosa de datos, lo que resulta en un acceso fuera de l\u00edmites"}], "id": "CVE-2021-46839", "lastModified": "2024-11-21T06:34:47.610", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 9.1, "baseSeverity": "CRITICAL", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 5.2, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2022-10-14T16:15:11.920", "references": [{"source": "psirt@huawei.com", "tags": ["Vendor Advisory"], "url": "https://consumer.huawei.com/en/support/bulletin/2022/10/"}, {"source": "psirt@huawei.com", "tags": ["Vendor Advisory"], "url": "https://device.harmonyos.com/en/docs/security/update/security-bulletins-phones-202210-0000001416095697"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "https://consumer.huawei.com/en/support/bulletin/2022/10/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "https://device.harmonyos.com/en/docs/security/update/security-bulletins-phones-202210-0000001416095697"}], "sourceIdentifier": "psirt@huawei.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-125"}], "source": "nvd@nist.gov", "type": "Primary"}]}