CVE-2023-21473 MEDIUM

CVE-2023-21473

Published September 3, 2025
Last update September 3, 2025
View on NVD All CVEs

CVSS base score

6.8/10
Attack vector Physical
Attack complexity High
Privileges required High
User interaction Required
Confidentiality High
Integrity High

CVSS vector

CVSS:3.1/AV:P/AC:H/PR:H/UI:R/S:C/C:H/I:H/A:H

What the vulnerability does

01Description

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.

Key dates

02Disclosure timeline

September 3, 2025 CVE published
September 3, 2025 Record updated