SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityAnalyzed

CVE-2025-21027

Improper verification of intent by broadcast receiver in ImsService prior to SMR Sep-2025 Release 1 allows local attackers to temporarily disable the SIM.

MEDIUM 4.4EPSS 0.11%

Does this matter?

Lower severity and a low EPSS score (0.11%). Track it; it rarely justifies an emergency change on its own.

Description

Improper verification of intent by broadcast receiver in ImsService prior to SMR Sep-2025 Release 1 allows local attackers to temporarily disable the SIM.

CVSS 3.1
4.4 MEDIUMCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L
EPSS
0.11% probability · 1th percentile
CISA KEV
Not listed
Affected
samsung/android
Source
mobile.security@samsung.com

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.