CVE-2023-21473

CVSS 6.8 MEDIUMEPSS 0.2%CWE-20

Vexday Risk Score

13Low

SSVC decision (CISA)

Track

No exploitation signal → monitor

CVSS 6.8EPSS 0.2%KEV nãoPoC —Nuclei —Metasploit —Patch —

Lifecycle

03 Sep 2025Published on NVD

Recommendation: Monitor — no exploitation signal at the moment.

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.

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

Affected products

Samsung Mobile · Samsung Mobile Devices

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References

https://security.samsungmobile.com/securityUpdate.smsb?year=2023&month=04