2021-25430 | Samsung Smart Phone Bluetooth Application improper authentication


CVSS Meta Temp Score

CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.

Current Exploit Price (≈)

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CTI Interest Score

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5.3 $0-$5k 1.44

A vulnerability classified as critical has been found in Samsung Smart Phone (Smartphone Operating System). Affected is an unknown code of the component Bluetooth Application. The manipulation with an unknown input leads to a weak authentication vulnerability. CWE is classifying the issue as CWE-287. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

Improper access control vulnerability in Bluetooth application prior to SMR July-2021 Release 1 allows untrusted application to access the Bluetooth information in Bluetooth application.

The weakness was disclosed 07/09/2021. The advisory is available at security.samsungmobile.com. This vulnerability is traded as CVE-2021-25430 since 01/19/2021. The exploitability is told to be easy. The attack needs to be initiated within the local network. A authentication is needed for exploitation. The technical details are unknown and an exploit is not available.

Upgrading to version SMR July-2021 Release 1 eliminates this vulnerability. The upgrade is hosted for download at security.samsungmobile.com.

Type

Vendor

Name

VulDB Meta Base Score: 5.5
VulDB Meta Temp Score: 5.3

VulDB Base Score: 5.5
VulDB Temp Score: 5.3
VulDB Vector: 🔒
VulDB Reliability: 🔍

AV AC Au C I A
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Vector Complexity Authentication Confidentiality Integrity Availability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍
Class: Weak authentication
CWE: CWE-287
ATT&CK: Unknown

Local: No
Remote: Partially

Availability: 🔒
Status: Not defined

Price Prediction: 🔍
Current Price Estimation: 🔒


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Threat Intelligenceinfoedit

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: Smart Phone SMR July-2021 Release 1

01/19/2021 CVE assigned
07/09/2021 +170 days Advisory disclosed
07/09/2021 +0 days VulDB entry created
07/11/2021 +2 days VulDB last updateVendor: https://www.samsung.com/

Advisory: security.samsungmobile.com
Status: Confirmed

CVE: CVE-2021-25430 (🔒)

Created: 07/09/2021 07:56
Updated: 07/11/2021 13:54
Changes: (5) source_cve_assigned source_cve_nvd_summary vulnerability_cvss2_vuldb_tempscore vulnerability_cvss3_vuldb_tempscore vulnerability_cvss3_meta_tempscore
Complete: 🔍

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