CVE-2025-21029 Details
Description
Improper handling of insufficient permission in System UI prior to SMR Sep-2025 Release 1 allows local attackers to send arbitrary replies to messages from the cover display.
A vulnerability exists in Samsung System UI versions prior to the September 2025 Security Maintenance Release, allowing local attackers to send arbitrary replies to messages displayed on the cover screen. This issue arises from improper handling of permissions, which could be exploited to manipulate message responses without authorization.
Users can update to the September 2025 Security Maintenance Release to address this vulnerability.
Metrics
CVSS 4.0 Severity and Vector Strings:
No CVSS 4.0 data is available for this CVE.
CVSS 3.x Severity and Vector Strings:
No data available for CVSS Version 2.0 on this CVE.
CISA-ADP
Assessed Sep 3, 2025References to Advisories, Solutions, and Tools
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| URL | Source(s) | Tag(s) |
|---|---|---|
| https://security.samsungmobile.com/securityUpdate.smsb?year=2025&month=09 | [email protected] | Vendor Advisory |
Weakness Enumeration
| CWE-ID | CWE Name | Source |
|---|---|---|
| NVD-CWE-noinfo | Insufficient Information to Classify Weakness | [email protected] |
Affected Products
| Product | Versions |
|---|---|
| samsung android | 13.0 - 13.0 smr-apr-2022-r1 13.0 smr-apr-2023-r1 13.0 smr-apr-2024-r1 13.0 smr-apr-2025-r1 13.0 smr-aug-2022-r1 13.0 smr-aug-2023-r1 13.0 smr-aug-2024-r1 13.0 smr-aug-2025-r1 13.0 smr-dec-2021-r1 13.0 smr-dec-2022-r1 13.0 smr-dec-2023-r1 13.0 smr-dec-2024-r1 13.0 smr-feb-2022-r1 13.0 smr-feb-2023-r1 13.0 smr-feb-2024-r1 13.0 smr-feb-2025-r1 13.0 smr-jan-2022-r1 13.0 smr-jan-2023-r1 13.0 smr-jan-2024-r1 13.0 smr-jan-2025-r1 13.0 smr-jul-2022-r1 13.0 smr-jul-2023-r1 13.0 smr-jul-2024-r1 13.0 smr-jul-2025-r1 13.0 smr-jun-2022-r1 13.0 smr-jun-2023-r1 13.0 smr-jun-2024-r1 13.0 smr-jun-2025-r1 13.0 smr-mar-2022-r1 13.0 smr-mar-2023-r1 13.0 smr-mar-2024-r1 13.0 smr-mar-2025-r1 13.0 smr-may-2022-r1 13.0 smr-may-2023-r1 13.0 smr-may-2024-r1 13.0 smr-may-2025-r1 13.0 smr-nov-2021-r1 13.0 smr-nov-2022-r1 13.0 smr-nov-2023-r1 13.0 smr-nov-2024-r1 13.0 smr-oct-2022-r1 13.0 smr-oct-2023-r1 13.0 smr-oct-2024-r1 13.0 smr-sep-2022-r1 13.0 smr-sep-2023-r1 13.0 smr-sep-2024-r1 14.0 - 14.0 smr-apr-2022-r1 14.0 smr-apr-2023-r1 14.0 smr-apr-2024-r1 14.0 smr-apr-2025-r1 14.0 smr-aug-2022-r1 14.0 smr-aug-2023-r1 14.0 smr-aug-2024-r1 14.0 smr-aug-2025-r1 14.0 smr-dec-2021-r1 14.0 smr-dec-2022-r1 14.0 smr-dec-2023-r1 14.0 smr-dec-2024-r1 14.0 smr-feb-2022-r1 14.0 smr-feb-2023-r1 14.0 smr-feb-2024-r1 14.0 smr-feb-2025-r1 14.0 smr-jan-2022-r1 14.0 smr-jan-2023-r1 14.0 smr-jan-2024-r1 14.0 smr-jan-2025-r1 14.0 smr-jul-2022-r1 14.0 smr-jul-2023-r1 14.0 smr-jul-2024-r1 14.0 smr-jul-2025-r1 14.0 smr-jun-2022-r1 14.0 smr-jun-2023-r1 14.0 smr-jun-2024-r1 14.0 smr-jun-2025-r1 14.0 smr-mar-2022-r1 14.0 smr-mar-2023-r1 14.0 smr-mar-2024-r1 14.0 smr-mar-2025-r1 14.0 smr-may-2022-r1 14.0 smr-may-2023-r1 14.0 smr-may-2024-r1 14.0 smr-may-2025-r1 14.0 smr-nov-2021-r1 14.0 smr-nov-2022-r1 14.0 smr-nov-2023-r1 14.0 smr-nov-2024-r1 14.0 smr-oct-2022-r1 14.0 smr-oct-2023-r1 14.0 smr-oct-2024-r1 14.0 smr-sep-2022-r1 14.0 smr-sep-2023-r1 14.0 smr-sep-2024-r1 15.0 - 15.0 smr-apr-2025-r1 15.0 smr-aug-2025-r1 15.0 smr-jul-2025-r1 15.0 smr-jun-2025-r1 15.0 smr-mar-2025-r1 15.0 smr-may-2025-r1 16.0 - 16.0 smr-aug-2025-r1 |
CPE
Remediation
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Change History
4 change records found show changes
| Date | Action | Recorded By |
|---|---|---|
| Jun 17, 2026 | CVE Modified | [email protected] |
| Jun 17, 2026 | CVE Modified | CISA-ADP |
| Sep 11, 2025 | Initial Analysis | [email protected] |
| Sep 3, 2025 | New CVE Received | [email protected] |