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    CVE-2022-40080

    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.

    Published:Feb 16, 2023
    Last Modified:Mar 19, 2025
    EPS:Feb 16, 2023
    EPSS Score:0.00113
    CVSS Score:7.8

    Affected Products

    Vendor
    Acer
    Product
    Aspire E5-475g
    Vendor
    Acer
    Product
    Aspire E5-475g Firmware

    Exploits

    https://github.com/10TG/vulnerabilities/blob/main/Acer/CVE-2022-40080/CVE-2022-40080.mdhttps://github.com/10TG/vulnerabilities/blob/main/Acer/CVE-2022-40080/CVE-2022-40080.md

    Common Weakness Enumeration

    CWE-787 Out-of-bounds Write

    Common Attack Pattern Enumeration and Classification (CAPEC)

    No CAPEC recorded yet

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High