Missing authorization in Samsung Mobile Devices
Priority LOW 26CWE-862Published · Updated
Key facts
- Attack vector
- Local
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Security bypass
- Confidentiality · integrity · availability
- High · None · None
- Fix status
- Fixed
Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-862.
Summary
Missing permission check in knox_custom service prior to SMR Mar-2021 Release 1 allows attackers to gain access to device's serial number without permission.
Why it matters now
EPSS 0.00123 2nd percentileScored 2026-11-07
Fix Fixed Samsung Mobile Devices (Samsung Mobile): SMR Mar-2021 Release 1
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| Samsung | Samsung Mobile Devices | Q(10.0), R(11.0) to before SMR Mar-2021 Release 1 | SMR Mar-2021 Release 1 | Patch available | CNA |
- Samsung Mobile Devices VendorSamsung Affected Q(10.0), R(11.0) to before SMR Mar-2021 Release 1 Fixed in SMR Mar-2021 Release 1 Patch available CNA
Remediation
- Fix · CNA Samsung Mobile Devices (Samsung Mobile) Fixed in SMR Mar-2021 Release 1
Fixed in the same release
Records fixed by the same vendor advisory or release, as the CNA lists them.
- Release ·
Samsung Mobile Devices SMR Mar-2021 Release 1
7 records Highest priority Priority CRITICAL 1 CRITICAL, 6 LOW
Other records, highest priority first
- TI-2021-07576 Improper privilege management in Samsung Mobile DevicesPriority CRITICAL 88
- TI-2021-07584 Graphic format mismatch while converting video format in hwcomposer prior to SMR Mar-2021…Priority LOW 24
- TI-2021-07577 Improper input validation in Samsung Mobile DevicesPriority LOW 23
Timeline
- 2026-10-02 Threatist record created from CVE-2021-25344
- 2026-10-03 Alias added: GHSA-7jf5-gj88-2rcc
References
More Samsung vulnerabilities
- TI-2025-15039 Out-of-bounds write in Samsung Mobile Devices KEVCVSS 3.1CRITICAL 9.8
- TI-2025-15038 Out-of-bounds write in Samsung Mobile Devices KEVCVSS 3.1CRITICAL 9.8
- TI-2025-04133 Path traversal in Samsung MagicINFO 9 Server KEVCVSS 3.1CRITICAL 9.8
- TI-2024-06858 Path traversal in Samsung MagicINFO 9 Server KEVCVSS 3.1CRITICAL 9.8
- TI-2016-00916 Integer overflow in Adobe Flash Player before 18.0.0.333 and 19.x through 21.x before… KEVCVSS 3.1HIGH 8.8
- TI-2022-06595 An improper check or handling of exceptional conditions in NPU driver prior to SMR… KEVCVSS 3.1HIGH 7.8
Sources
- CVE-2021-25344 · CVE Program
- CVE-2021-25344 · NVD
- FIRST EPSS
- GHSA-7jf5-gj88-2rcc · GitHub Advisory Database · CC BY 4.0
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