PT-2023-13749

CVE-2022-40080

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Published

2023-02-16

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Updated

2025-03-19

Description by

CVSS 3.1
7.8
High
MetricsAV: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.
Exploitability
Exploit
Impacts
Researchers
Vendors
Affected products
Weakness enumeration
Related identifiers
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