Samsung Blockchain Keystore prior 1.3.12.1 BC_TUI_CMD_UPDATE_SCREEN out-of-bounds

CVSS Meta Temp Score
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CTI Interest Score
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4.0$0-$5k0.00

Summaryinfo

A vulnerability was found in Samsung Blockchain Keystore. It has been rated as problematic. This impacts the function BC_TUI_CMD_UPDATE_SCREEN. Performing a manipulation results in out-of-bounds. This vulnerability is cataloged as CVE-2023-21510. The attack must be initiated from a local position. There is no exploit available. Upgrading the affected component is advised.

Detailsinfo

A vulnerability was found in Samsung Blockchain Keystore. It has been classified as problematic. This affects the function BC_TUI_CMD_UPDATE_SCREEN. The manipulation with an unknown input leads to a out-of-bounds vulnerability. CWE is classifying the issue as CWE-125. The product reads data past the end, or before the beginning, of the intended buffer. This is going to have an impact on confidentiality. The summary by CVE is:

Out-of-bounds Read vulnerability while processing BC_TUI_CMD_UPDATE_SCREEN in bc_tui trustlet from Samsung Blockchain Keystore prior to version 1.3.12.1 allows local attacker to read arbitrary memory.

The weakness was shared 05/05/2023. It is possible to read the advisory at security.samsungmobile.com. This vulnerability is uniquely identified as CVE-2023-21510 since 11/14/2022. Technical details of the vulnerability are known, but there is no available exploit.

Upgrading to version 1.3.12.1 eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2023-25678). Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.1
VulDB Meta Temp Score: 4.0

VulDB Base Score: 2.3
VulDB Temp Score: 2.2
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 5.5
NVD Vector: 🔍

CNA Base Score: 4.4
CNA Vector (Samsung Mobile): 🔍

CVSSv2info

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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Out-of-bounds
CWE: CWE-125 / CWE-119
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: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Blockchain Keystore 1.3.12.1

Timelineinfo

11/14/2022 🔍
05/05/2023 +171 days 🔍
05/05/2023 +0 days 🔍
09/18/2025 +867 days 🔍

Sourcesinfo

Vendor: samsung.com

Advisory: security.samsungmobile.com
Status: Confirmed

CVE: CVE-2023-21510 (🔍)
GCVE (CVE): GCVE-0-2023-21510
GCVE (VulDB): GCVE-100-228039
EUVD: 🔍

Entryinfo

Created: 05/05/2023 07:18
Updated: 09/18/2025 11:30
Changes: 05/05/2023 07:18 (49), 05/27/2023 19:06 (11), 09/18/2025 11:30 (16)
Complete: 🔍
Cache ID: 216::103

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

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