CVE-2025-20939

MEDIUM
2025-04-08 [email protected]
5.4
CVSS 3.1
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CVSS Vector

CVSS:3.1/AV:P/AC:L/PR:N/UI:R/S:U/C:L/I:H/A:L
Attack Vector
Physical
Attack Complexity
Low
Privileges Required
None
User Interaction
Required
Scope
Unchanged
Confidentiality
Low
Integrity
High
Availability
Low

Lifecycle Timeline

2
Analysis Generated
Mar 28, 2026 - 18:35 vuln.today
CVE Published
Apr 08, 2025 - 05:15 nvd
MEDIUM 5.4

Tags

Information Disclosure Wear Os

Description

Improper authorization in wireless download protocol in Galaxy Watch prior to SMR Apr-2025 Release 1 allows physical attackers to update device unique identifier of Watch devices.

Analysis

Improper authorization in wireless download protocol in Galaxy Watch prior to SMR Apr-2025 Release 1 allows physical attackers to update device unique identifier of Watch devices. Rated medium severity (CVSS 5.4), this vulnerability is no authentication required, low attack complexity. No vendor patch available.

Technical Context

Improper authorization in wireless download protocol in Galaxy Watch prior to SMR Apr-2025 Release 1 allows physical attackers to update device unique identifier of Watch devices. Affected products include: Samsung Wear Os.

Affected Products

Samsung Wear Os.

Remediation

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.

Priority Score

27
Low Medium High Critical
KEV: 0
EPSS: +0.1
CVSS: +27
POC: 0

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CVE-2025-20939 vulnerability details – vuln.today
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