CVE-2021-25339 - Vulnerability Details - OpenCVE

Description

Improper address validation in HArx in Samsung mobile devices prior to SMR Mar-2021 Release 1 allows an attacker, given a compromised kernel, to corrupt EL2 memory.

Published: 2021-03-04

Score: 4.4 Medium

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

Samsung Mobile

Samsung Mobile Devices

affected

Version	Status	Constraints
`Selected Q(10.0), R(11.0)`	affected	< SMR Mar-2021 Release 1

Configuration 1 [-]

AND

OR	cpe:2.3:o:google:android:10.0:::::::*
	cpe:2.3:o:google:android:11.0:::::::*

cpe:2.3:h:samsung:exynos_9830:-:*:*:*:*:*:*:*

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-2021-12235	Improper address validation in HArx in Samsung mobile devices prior to SMR Mar-2021 Release 1 allows an attacker, given a compromised kernel, to corrupt EL2 memory.

No CVSS v4.0

Attack Vector Physical

Attack Complexity High

Privileges Required High

Scope Unchanged

Confidentiality Impact None

Integrity Impact High

Availability Impact Low

User Interaction Required

No CVSS v3.0

Access Vector Local

Access Complexity Low

Authentication None

Confidentiality Impact None

Integrity Impact None

Availability Impact Partial

This CVE is not in the KEV list.

The EPSS score is 0.00018.

Key SSVC decision points have not yet been added.

References

Link	Providers
https://security.samsungmobile.com
https://security.samsungmobile.com/securityUpdate.smsb

History

No history.

Subscriptions

Google Android

Samsung Exynos 9830

MITRE

Status: PUBLISHED

Assigner: Samsung Mobile

Published: 2021-03-04T21:00:23.000Z

Updated: 2024-08-03T20:03:05.208Z

Reserved: 2021-01-19T00:00:00.000Z

Link: CVE-2021-25339

Vulnrichment

No data.

NVD

Status : Modified

Published: 2021-03-04T21:15:13.823

Modified: 2024-11-21T05:54:47.363

Link: CVE-2021-25339

Redhat

No data.

OpenCVE Enrichment

No data.

Weaknesses

CWE-20

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