Samsung Devices SemClipboard access control

CVSS Meta Temp Score
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CTI Interest Score
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3.5$0-$5k0.00

Summaryinfo

A vulnerability was found in Samsung Devices. It has been declared as critical. Impacted is an unknown function of the component SemClipboard. The manipulation results in access control. This vulnerability is reported as CVE-2023-21471. The attack requires a local approach. No exploit exists. Applying a patch is advised to resolve this issue.

Detailsinfo

A vulnerability classified as problematic has been found in Samsung Devices (version now known). Affected is some unknown processing of the component SemClipboard. 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 access control vulnerability in SemClipboard prior to SMR Apr-2023 Release 1 allows attackers to read arbitrary files with system permission.

The advisory is shared for download at security.samsungmobile.com. This vulnerability is traded as CVE-2023-21471 since 11/14/2022. The exploitability is told to be easy. The attack needs to be approached locally. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1068.

Applying a patch is able to eliminate this problem.

The vulnerability is also documented in the vulnerability database at CERT Bund (WID-SEC-2023-0841). VulDB is the best source for vulnerability data and more expert information about this specific topic.

Affected

  • Samsung Exynos
  • Samsung Android

Productinfo

Vendor

Name

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 3.5
VulDB Meta Temp Score: 3.5

VulDB Base Score: 3.3
VulDB Temp Score: 3.2
VulDB Vector: 🔒
VulDB Reliability: 🔍

NVD Base Score: 3.3
NVD Vector: 🔒

CNA Base Score: 4.0
CNA Vector (SamsungMobile): 🔒

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: Partially
Local: Yes
Remote: No

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: Patch
Status: 🔍

0-Day Time: 🔒

Timelineinfo

11/14/2022 CVE reserved
09/03/2025 +1023 days Advisory disclosed
09/03/2025 +0 days VulDB entry created
09/05/2025 +2 days VulDB entry last update

Sourcesinfo

Vendor: samsung.com

Advisory: security.samsungmobile.com
Status: Confirmed

CVE: CVE-2023-21471 (🔒)
GCVE (CVE): GCVE-0-2023-21471
GCVE (VulDB): GCVE-100-322272
CERT Bund: WID-SEC-2023-0841 - Samsung Android und Samsung Exynos: Mehrere Schwachstellen

Entryinfo

Created: 09/03/2025 07:28
Updated: 09/05/2025 23:26
Changes: 09/03/2025 07:28 (62), 09/04/2025 03:34 (7), 09/05/2025 23:26 (11)
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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