CVE-2021-39298EPSS p29.3%

CVE-2021-39298CVE-2021-39298

hp / z1_entry_tower_g5_workstation_firmware

Description

A potential vulnerability in AMD System Management Mode (SMM) interrupt handler may allow an attacker with high privileges to access the SMM resulting in arbitrary code execution which could be used by malicious actors to bypass security mechanisms provided in the UEFI firmware.

Scoring

CVSS 8.8 ()
VectorCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
EPSS0.37% probability of exploitation · percentile 29.3% · 2026-10-10T12:00:23Z
Last modified2026-10-07
Sourced from NVD + FIRST.org EPSS. Curated for EU compliance use cases by Adam Lundqvist, Founder at SQUR.