PT-2025-15340 · Samsung · Galaxy Watch

Published 2025-04-08 · Updated 2026-01-27 · CVE-2025-20939

Positive Technologies (AI Summary)

CVSS v3.1

5.4

Medium

Base vector

AV:P/AC:L/PR:N/UI:R/S:U/C:L/I:H/A:L

Name of the Vulnerable Software and Affected Versions: Galaxy Watch versions prior to SMR Apr-2025 Release 1

Description: The issue is related to improper authorization in the wireless download protocol, allowing physical attackers to update the device unique identifier of Watch devices. This could potentially lead to unauthorized access or changes to device settings.

Recommendations: For Galaxy Watch versions prior to SMR Apr-2025 Release 1, update to the SMR Apr-2025 Release 1 or later to resolve the issue. As a temporary workaround, consider restricting physical access to the device to minimize the risk of exploitation.

Fix

Related Identifiers

CVE-2025-20939

Affected Products

Galaxy Watch

References · 7

• https://osv.dev/vulnerability/CVE-2025-20939 · Vendor Advisory
• https://security.samsungmobile.com/securityUpdate.smsb?year=2025&month=04 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2025-20939 · Security Note
• https://twitter.com/cybercronai/status/1909950789314900066 · Twitter Post
• https://t.me/cveNotify/150013 · Telegram Post
• https://twitter.com/CVEnew/status/1909528314286653869 · Twitter Post
• https://t.me/cvedetector/22409 · Telegram Post