Samsung Charm up to 1.2.2 Bluetooth onCharacteristicChanged implicit intent

CVSS Meta Temp Score
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CTI Interest Score
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5.0$0-$5k0.00

A vulnerability was found in Samsung Charm up to 1.2.2. It has been declared as problematic. Affected by this vulnerability is the function onCharacteristicChanged of the component Bluetooth Handler. The manipulation with an unknown input leads to a implicit intent vulnerability. The CWE definition for the vulnerability is CWE-927. The Android application uses an implicit intent for transmitting sensitive data to other applications. As an impact it is known to affect confidentiality. The summary by CVE is:

Sensitive information exposure in onCharacteristicChanged in Charm by Samsung prior to version 1.2.3 allows attacker to get bluetooth connection information without permission.

The weakness was shared 08/05/2022. The advisory is shared at security.samsungmobile.com. This vulnerability is known as CVE-2022-33734 since 06/15/2022. Technical details are known, but no exploit is available.

Upgrading to version 1.2.3 eliminates this vulnerability.

Productinfo

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Support

  • end of life (old version)

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.0
VulDB Meta Temp Score: 5.0

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

NVD Base Score: 5.5
NVD Vector: 🔍

CNA Base Score: 6.2
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: Implicit intent
CWE: CWE-927
CAPEC: 🔍
ATT&CK: 🔍

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: Charm 1.2.3

Timelineinfo

06/15/2022 🔍
08/05/2022 +51 days 🔍
08/05/2022 +0 days 🔍
09/03/2022 +29 days 🔍

Sourcesinfo

Vendor: samsung.com

Advisory: security.samsungmobile.com
Status: Confirmed

CVE: CVE-2022-33734 (🔍)

Entryinfo

Created: 08/05/2022 22:11
Updated: 09/03/2022 07:04
Changes: 08/05/2022 22:11 (51), 09/03/2022 07:04 (11)
Complete: 🔍

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