CVE-2023-21517

9.8 criticalEPSS 1.6%

Critical (9.8) in samsung exynos. EPSS 1.6% chance of exploitation in the next 30 days.

Heap out-of-bound write vulnerability in Exynos baseband prior to SMR Jun-2023 Release 1 allows remote attacker to execute arbitrary code.

Severity

9.8 critical

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS: 1.6% chance of exploitation in the next 30 days; higher than 75% of CVEs (scores of 2026-10-31)
CWEs: CWE-787, CWE-120
Published: 2023-06-28
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19