CVE-2025-20939

EUVD-2025-10073
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.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
5.4 MEDIUM
PHYSICAL
LOW
NONE
CVSS:3.1/AV:P/AC:L/PR:N/UI:R/S:U/C:L/I:H/A:L
SamsungMobileCNA
5.4 MEDIUM
PHYSICAL
LOW
NONE
CVSS:3.1/AV:P/AC:L/PR:N/UI:R/S:U/C:L/I:H/A:L
Base Score
CVSS 3.x
EPSS Score
Percentile: 18%
Affected Products (NVD)
VendorProductVersion
samsungwear_os
5.0
𝑥
= Vulnerable software versions
References
https://security.samsungmobile.com/securityUpdate.smsb?year=2025&month=04