CVE-2025-21027
Improper verification of intent by broadcast receiver in ImsService prior to SMR Sep-2025 Release...
Improper verification of intent by broadcast receiver in ImsService prior to SMR Sep-2025 Release 1 allows local attackers to temporarily disable the SIM.
Attack profile
How easy it is to exploit
- Attack vector
- Local
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- None
- Integrity
- Low
- Availability
- Low
Exploit likelihood
What each source reports
CVE List Score used
Improper verification of intent by broadcast receiver in ImsService prior to SMR Sep-2025 Release 1 allows local attackers to temporarily disable the SIM.
- Record
CVE-2025-21027- CVSS 3.1
- 5.1 Medium
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L - Updated
- 2026-11-02
EUVDEUVD-2025-26509
Improper verification of intent by broadcast receiver in ImsService prior to SMR Sep-2025 Release 1 allows local attackers to temporarily disable the SIM.
- Record
EUVD-2025-26509- CVSS 3.1
- 5.1 Medium
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-86rg-2mgh-8mf5
Improper verification of intent by broadcast receiver in ImsService prior to SMR Sep-2025 Release...
Improper verification of intent by broadcast receiver in ImsService prior to SMR Sep-2025 Release 1 allows local attackers to temporarily disable the SIM.
- Record
GHSA-86rg-2mgh-8mf5- CVSS 3.1
- 4.4 Medium
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L - Updated
- 2026-11-02
NVD
Improper verification of intent by broadcast receiver in ImsService prior to SMR Sep-2025 Release 1 allows local attackers to temporarily disable the SIM.
- Record
CVE-2025-21027- CVSS 3.1
- 5.1 Medium
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L - CVSS 3.1
- 4.4 Medium
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L - Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| first indexed | CVE List, EUVD, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2025-21027 is a medium vulnerability (CVSS 5.1) in Samsung Android, published September 3, 2025. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.11%, the 1st percentile. No source names a fixed version.