PT-2023-13749 · Acer · Acer Aspire E5-475G

River-Li + 1 · Published 2023-02-16 · Updated 2025-03-19 · CVE-2022-40080

Positive Technologies (AI Summary)

CVSS v3.1

7.8

High

Base vector

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

Name of the Vulnerable Software and Affected Versions Acer Aspire E5-475G (affected versions not specified)

Description The issue concerns a stack overflow vulnerability in the BIOS firmware of the affected device. Specifically, it is located in the FpGui module. A local attacker can exploit this by making a second call to GetVariable services, allowing them to execute arbitrary code in the UEFI DXE phase and gain escalated privileges.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Memory Corruption

Weakness Enumeration

CWE-787

Related Identifiers

CVE-2022-40080

Affected Products

Acer Aspire E5-475G

References · 5

• 🔥 https://github.com/10TG/vulnerabilities/blob/main/Acer/CVE-2022-40080/CVE-2022-40080.md · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2022-40080 · Security Note
• https://osv.dev/vulnerability/CVE-2022-40080 · Vendor Advisory
• https://acer.com · Note
• https://t.me/cvenotify/115335 · Telegram Post