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.

INFO

Published Date :

2025-04-08T04:49:41.297Z

Last Modified :

2025-04-08T14:51:15.611Z

Source :

SamsungMobile
AFFECTED PRODUCTS

The following products are affected by CVE-2025-20939 vulnerability.

Vendors Products
Samsung
  • Galaxy Watch
  • Galaxy Watch 4
  • Galaxy Watch 4 Classic
  • Galaxy Watch 5
  • Galaxy Watch 5 Pro
  • Galaxy Watch 6
  • Galaxy Watch 6 Classic
  • Galaxy Watch 7
  • Galaxy Watch Fe
  • Galaxy Watch Ultra
  • Wear Os
REFERENCES

Here, you will find a curated list of external links that provide in-depth information to CVE-2025-20939.

URL Resource
https://security.samsungmobile.com/securityUpdate.smsb?year=2025&month=04 cve-icon cve-icon
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CVSS Vulnerability Scoring System

Detailed values of each vector for above chart.
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality Impact
Integrity Impact
Availability Impact