Samsung Devices sem_wifi Service privileges management

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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4.8$0-$5k0.00

Summaryinfo

A vulnerability labeled as critical has been found in Samsung Devices. The impacted element is an unknown function of the component sem_wifi Service. Executing a manipulation can lead to privileges management. This vulnerability is handled as CVE-2025-20911. It is possible to launch the attack on the local host. There is not any exploit available. The affected component should be upgraded.

Detailsinfo

A vulnerability classified as critical was found in Samsung Devices (the affected version unknown). This vulnerability affects an unknown part of the component sem_wifi Service. The manipulation with an unknown input leads to a privileges management vulnerability. The CWE definition for the vulnerability is CWE-269. The product does not properly assign, modify, track, or check privileges for an actor, creating an unintended sphere of control for that actor. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

Improper access control in sem_wifi service prior to SMR Mar-2025 Release 1 allows privileged local attackers to update MAC address of Galaxy Watch.

The advisory is shared for download at security.samsungmobile.com. This vulnerability was named CVE-2025-20911 since 11/06/2024. The exploitation appears 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.

Upgrading eliminates this vulnerability.

Once again VulDB remains the best source for vulnerability data.

Productinfo

Vendor

Name

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.9
VulDB Meta Temp Score: 4.8

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

CNA Base Score: 4.4
CNA Vector (SamsungMobile): 🔍

CVSSv2info

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

Exploitinginfo

Class: Privileges management
CWE: CWE-269 / 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: Upgrade
Status: 🔍

0-Day Time: 🔍

Timelineinfo

11/06/2024 🔍
03/06/2025 +120 days 🔍
03/06/2025 +0 days 🔍
02/02/2026 +333 days 🔍

Sourcesinfo

Vendor: samsung.com

Advisory: security.samsungmobile.com
Status: Confirmed

CVE: CVE-2025-20911 (🔍)
GCVE (CVE): GCVE-0-2025-20911
GCVE (VulDB): GCVE-100-298756

Entryinfo

Created: 03/06/2025 07:47
Updated: 02/02/2026 19:28
Changes: 03/06/2025 07:47 (62), 02/02/2026 19:28 (1)
Complete: 🔍
Cache ID: 216::103

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