VULNERABILITY INTELLIGENCE

CVE-2023-21489

CVSS score7.1 HIGH

EPSS probability0.27%

CISA KEVNot currently listed

Published2023-05-04

Last modified2026-06-17

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

Description

Heap out-of-bounds write vulnerability in bootloader prior to SMR May-2023 Release 1 allows a physical attacker to execute arbitrary code.