Samsung Smart Phone HomeScreen access control

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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2.2$0-$5k0.00

Summaryinfo

A vulnerability categorized as critical has been discovered in Samsung Smart Phone. This affects an unknown function of the component HomeScreen. The manipulation results in access control. This vulnerability is identified as CVE-2023-21438. An attack on the physical device is feasible. There is not any exploit available. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability classified as problematic has been found in Samsung Smart Phone (Smartphone Operating System) (affected version unknown). Affected is an unknown functionality of the component HomeScreen. The manipulation with an unknown input leads to a access control vulnerability. CWE is classifying the issue as CWE-284. The product does not restrict or incorrectly restricts access to a resource from an unauthorized actor. This is going to have an impact on confidentiality. CVE summarizes:

Improper logic in HomeScreen prior to SMR Feb-2023 Release 1 allows physical attacker to access App preview protected by Secure Folder.

The weakness was released 02/09/2023. The advisory is shared for download at security.samsungmobile.com. This vulnerability is traded as CVE-2023-21438 since 11/14/2022. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1068.

Upgrading eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2023-25606). VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

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Vendor

Name

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 2.3
VulDB Meta Temp Score: 2.2

VulDB Base Score: 2.4
VulDB Temp Score: 2.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

CNA Base Score: 2.1
CNA Vector (Samsung Mobile): 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Access control
CWE: CWE-284 / CWE-266
CAPEC: 🔍
ATT&CK: 🔍

Physical: Yes
Local: Yes
Remote: Partially

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Timelineinfo

11/14/2022 🔍
02/09/2023 +87 days 🔍
02/09/2023 +0 days 🔍
09/16/2025 +949 days 🔍

Sourcesinfo

Vendor: samsung.com

Advisory: security.samsungmobile.com
Status: Confirmed

CVE: CVE-2023-21438 (🔍)
GCVE (CVE): GCVE-0-2023-21438
GCVE (VulDB): GCVE-100-220536
EUVD: 🔍

Entryinfo

Created: 02/09/2023 22:08
Updated: 09/16/2025 00:25
Changes: 02/09/2023 22:08 (49), 09/16/2025 00:25 (16)
Complete: 🔍
Cache ID: 216::103

VulDB is the best source for vulnerability data and more expert information about this specific topic.

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