CVE-2021-25470 - Vulnerability Details - OpenCVE

Description

An improper caller check logic of SMC call in TEEGRIS secure OS prior to SMR Oct-2021 Release 1 can be used to compromise TEE.

Published: 2021-10-06

Score: 7.9 High

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
`Select P(9.0), Q(10.0), R(11.0) devices with Exynos and Mediatek chipsets`	affected	< SMR Oct-2021 Release 1

Configuration 1 [-]

AND

OR	cpe:2.3:o:google:android:9.0:::::::*
	cpe:2.3:o:google:android:10.0:::::::*
	cpe:2.3:o:google:android:11.0:::::::*

cpe:2.3:h:samsung:exynos:-:*:*:*:*:*:*:*

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-2021-12366	An improper caller check logic of SMC call in TEEGRIS secure OS prior to SMR Oct-2021 Release 1 can be used to compromise TEE.

No CVSS v4.0

Attack Vector Local

Attack Complexity Low

Privileges Required High

Scope Changed

Confidentiality Impact High

Integrity Impact High

Availability Impact None

User Interaction None

No CVSS v3.0

Access Vector Local

Access Complexity Low

Authentication None

Confidentiality Impact Partial

Integrity Impact Partial

Availability Impact None

This CVE is not in the KEV list.

The EPSS score is 0.0004.

Key SSVC decision points have not yet been added.

References

Link	Providers
https://security.samsungmobile.com/securityUpdate.smsb?year=2021&month=10

History

No history.

Subscriptions

Google Android

Samsung Exynos

MITRE

Status: PUBLISHED

Assigner: Samsung Mobile

Published: 2021-10-06T17:07:52.000Z

Updated: 2024-08-03T20:03:05.603Z

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

Link: CVE-2021-25470

Vulnrichment

No data.

NVD

Status : Modified

Published: 2021-10-06T18:15:08.717

Modified: 2024-11-21T05:55:03.390

Link: CVE-2021-25470

Redhat

No data.

OpenCVE Enrichment

No data.

Weaknesses

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