Improper Verification of Intent in ImsService Affects Samsung Product
CVE-2025-21027

5.1MEDIUM

Key Information:

Vendor

Samsung
Status
Samsung Devices
Vendor
CVE Published:
3 September 2025

What is CVE-2025-21027?

A vulnerability in Samsung's ImsService allows local attackers to exploit improper verification of intent within the broadcast receiver, potentially leading to temporary disconnection of the SIM card. This can disrupt mobile services and may be used as a stepping stone for further attacks on a device.

Affected Version(s)

Samsung Mobile Devices SMR Sep-2025 Release in Android 13, 14, 15, 16

References

https://security.samsungmobile.com/securityUpdate.smsb?ye...

CVSS V3.1

Score:
5.1
Severity:
MEDIUM
Confidentiality:
None
Integrity:
Low
Availability:
None
Attack Vector:
Local
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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CVE-2025-21027 : Improper Verification of Intent in ImsService Affects Samsung Product