CVE-2023-21455 - Vulnerability Details - OpenCVE

Description

Improper authorization implementation in Exynos baseband prior to SMR Mar-2023 Release 1 allows incorrect handling of unencrypted message.

Published: 2023-03-16

Score: 5.9 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
`Select devices using Exynos CP chipsets`	affected	< SMR Mar-2023 Release 1

Configuration 1 [-]

AND

cpe:2.3:o:samsung:exynos_firmware:-:*:*:*:*:*:*:*

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-2023-25623	Improper authorization implementation in Exynos baseband prior to SMR Mar-2023 Release 1 allows incorrect handling of unencrypted message.

No CVSS v4.0

Attack Vector Adjacent Network

Attack Complexity High

Privileges Required None

Scope Unchanged

Confidentiality Impact Low

Integrity Impact High

Availability Impact None

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

The EPSS score is 0.00249.

Exploitation none

Automatable no

Technical Impact partial

References

Link	Providers
https://security.samsungmobile.com/securityUpdate.smsb?year=2023&month=03

History

Tue, 04 Mar 2025 03:45:00 +0000

Type	Values Removed	Values Added
Metrics		ssvc `{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}`

Subscriptions

Samsung Exynos Exynos Firmware

MITRE

Status: PUBLISHED

Assigner: Samsung Mobile

Published: 2023-03-16T00:00:00.000Z

Updated: 2025-02-26T20:32:07.217Z

Reserved: 2022-11-14T00:00:00.000Z

Link: CVE-2023-21455

Vulnrichment

Updated: 2024-08-02T09:36:34.555Z

NVD

Status : Modified

Published: 2023-03-16T21:15:11.967

Modified: 2024-11-21T07:42:54.277

Link: CVE-2023-21455

Redhat

No data.

OpenCVE Enrichment

No data.

Weaknesses

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