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CVE-2023-21473
Published: Sep 3, 2025
Modified: Sep 3, 2025
PUBLISHED
CVSS v3.1
6.8
MEDIUM
Description
Improper input validation with Exynos Fastboot USB Interface prior to SMR Apr-2023 Release 1 allows a physical attacker to execute arbitrary code in bootloader.
| Vendor | Product | Versions |
|---|---|---|
Samsung Mobile | Samsung Mobile Devices | unaffected SMR Apr-2023 Release in Selected Android 11, 12, 13 Exynos devices |
CVSS v3.1 Details
CVSS v3.1 Vector
CVSS:3.1/AV:P/AC:H/PR:H/UI:R/S:C/C:H/I:H/A:H
Attack Vector
Physical
Attack Complexity
High
Privileges Required
High
User Interaction
Required
Scope
Changed
Confidentiality
High
Integrity
High
Availability
High
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