CVE-2022-40080: Acer Aspire e5-475g Firmware

High severity, CVSS 7.8. EPSS: 0.4% chance of exploitation in the next 30 days.

Stack overflow vulnerability in Aspire E5-475G 's BIOS firmware, in the FpGui module, a second call to GetVariable services allows local attackers to execute arbitrary code in the UEFI DXE phase and gain escalated privileges.

Affected products

• Acer Aspire e5-475g Firmware: version 1.21 only

Published 2023-02-16. Last modified 2026-06-17.