CVE-2023-21467: Samsung Exynos

Critical severity, CVSS 9.8. EPSS: 0.3% chance of exploitation in the next 30 days.

Error in 3GPP specification implementation in Exynos baseband prior to SMR Apr-2023 Release 1 allows incorrect handling of unencrypted message.

Affected products

• Samsung Exynos: affected versions not specified

Published 2025-09-03. Last modified 2026-06-17.