CVE-2021-46887 - Vulnerability Details - OpenCVE

Description

Lack of length check vulnerability in the HW_KEYMASTER module. Successful exploitation of this vulnerability may cause out-of-bounds read.

Published: 2023-05-26

Score: 9.8 Critical

EPSS: < 1% Very Low

KEV: No

Impact:

Action:

Analysis

Analysis and contextual insights are available on OpenCVE Cloud.

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions

Huawei

EMUI

affected

Version	Status	Constraints
`11.0.0`	affected	—
`10.1.1`	affected	—
`10.1.0`	affected	—

Configuration 1 [-]

OR	cpe:2.3:o:huawei:emui:10.1.0:::::::*
	cpe:2.3:o:huawei:emui:10.1.1:::::::*
	cpe:2.3:o:huawei:emui:11.0.0:::::::*

No data.

No data available yet.

Remediation

No vendor fix or workaround currently provided.

Additional remediation guidance may be available on OpenCVE Cloud.

Tracking

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Advisories

Source	ID	Title
EUVD	EUVD-2021-33537	Lack of length check vulnerability in the HW_KEYMASTER module. Successful exploitation of this vulnerability may cause out-of-bounds read.

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

The EPSS score is 0.00148.

Exploitation none

Automatable yes

Technical Impact total

References

Link	Providers
https://consumer.huawei.com/en/support/bulletin/2023/5/

History

Wed, 15 Jan 2025 22:15:00 +0000

Type	Values Removed	Values Added
Metrics		ssvc `{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}`

Subscriptions

Huawei Emui

MITRE

Status: PUBLISHED

Assigner: huawei

Published: 2023-05-26T00:00:00.000Z

Updated: 2025-01-15T21:13:26.541Z

Reserved: 2023-04-26T00:00:00.000Z

Link: CVE-2021-46887

Vulnrichment

Updated: 2024-08-04T05:17:42.841Z

NVD

Status : Modified

Published: 2023-05-26T17:15:13.227

Modified: 2025-01-15T22:15:25.260

Link: CVE-2021-46887

Redhat

No data.

OpenCVE Enrichment

No data.

Weaknesses

NVD-CWE-Other

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