CVE-2023-21472 — Improper Input Validation in Samsung Android

CWE-20 — Improper Input Validation3 documents3 sources
Severity
6.8MEDIUMNVD
EPSS
0.1%
top 71.55%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
1
Samsung Android
Timeline
PublishedSep 3
Latest updateSep 5

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.

CVSS vector

CVSS:3.1/AV:P/AC:H/PR:H/UI:R/S:C/C:H/I:H/A:HExploitability: 0.2 | Impact: 6.0

Affected Packages1 packages

▶NVDsamsung/android11.0, 12.0, 13.0+2

🔴Vulnerability Details

2
GHSA
GHSA-x7f5-5fc5-8j42: Improper input validation with Exynos Fastboot USB Interface prior to SMR Apr-2023 Release 1 allows a physical attacker to execute arbitrary code in b↗2025-09-05
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CVEList
CVE-2023-21472: Improper input validation with Exynos Fastboot USB Interface prior to SMR Apr-2023 Release 1 allows a physical attacker to execute arbitrary code in b↗2025-09-03
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CVE-2023-21472 — Improper Input Validation in Samsung | cvebase