Samsung Smart Phone Samsung Keyboard improper authorization

CVSS Meta Temp Score
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CTI Interest Score
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2.3$0-$5k0.00

Summaryinfo

A vulnerability was found in Samsung Smart Phone. It has been rated as critical. Affected by this issue is some unknown functionality of the component Samsung Keyboard. This manipulation causes improper authorization. The identification of this vulnerability is CVE-2023-21454. It is feasible to perform the attack on the physical device. There is no exploit available. Upgrading the affected component is advised.

Detailsinfo

A vulnerability was found in Samsung Smart Phone (Smartphone Operating System) (version unknown). It has been declared as problematic. Affected by this vulnerability is an unknown function of the component Samsung Keyboard. The manipulation with an unknown input leads to a improper authorization vulnerability. The CWE definition for the vulnerability is CWE-285. The product does not perform or incorrectly performs an authorization check when an actor attempts to access a resource or perform an action. As an impact it is known to affect confidentiality. The summary by CVE is:

Improper authorization in Samsung Keyboard prior to SMR Mar-2023 Release 1 allows physical attacker to access users text history on the lockscreen.

The weakness was shared 03/17/2023. It is possible to read the advisory at security.samsungmobile.com. This vulnerability is known as CVE-2023-21454 since 11/14/2022. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1548.002 according to MITRE ATT&CK.

Upgrading eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2023-25622). Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

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License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 2.4
VulDB Meta Temp Score: 2.3

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

CNA Base Score: 2.4
CNA Vector (Samsung Mobile): 🔍

CVSSv2info

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

Exploitinginfo

Class: Improper authorization
CWE: CWE-285 / CWE-266
CAPEC: 🔍
ATT&CK: 🔍

Physical: Yes
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: Upgrade
Status: 🔍

0-Day Time: 🔍

Timelineinfo

11/14/2022 🔍
03/17/2023 +123 days 🔍
03/17/2023 +0 days 🔍
09/16/2025 +914 days 🔍

Sourcesinfo

Vendor: samsung.com

Advisory: security.samsungmobile.com
Status: Confirmed

CVE: CVE-2023-21454 (🔍)
GCVE (CVE): GCVE-0-2023-21454
GCVE (VulDB): GCVE-100-223279
EUVD: 🔍

Entryinfo

Created: 03/17/2023 07:21
Updated: 09/16/2025 12:27
Changes: 03/17/2023 07:21 (49), 09/16/2025 12:27 (16)
Complete: 🔍
Cache ID: 216::103

Be aware that VulDB is the high quality source for vulnerability data.

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