CVE-2022-4020 Vulnerability Details

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CVE-2022-4020 Metadata Quick Info

CVE Published: 28/11/2022 | CVE Updated: 03/08/2024 | CVE Year: 2022
Source: ESET | Vendor: Acer | Product: Aspire A315-22
Status : PUBLISHED

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CVE-2022-4020 Description

Vulnerability in the HQSwSmiDxe DXE driver on some consumer Acer Notebook devices may allow an attacker with elevated privileges to modify UEFI Secure Boot settings by modifying an NVRAM variable.

Metrics

CVSS Version: 3.1 | Base Score: 8.1 HIGH
Vector: CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:L/I:H/A:H

l➤ Exploitability Metrics:
    Attack Vector (AV)* LOCAL
    Attack Complexity (AC)* LOW
    Privileges Required (PR)* HIGH
    User Interaction (UI)* NONE
    Scope (S)* CHANGED

l➤ Impact Metrics:
    Confidentiality Impact (C)* LOW
    Integrity Impact (I)* HIGH
    Availability Impact (A)* HIGH

Weakness Enumeration (CWE)

CWE-ID: CWE-276
CWE Name: CWE-276 Incorrect Default Permissions
Source: Acer

Common Attack Pattern Enumeration and Classification (CAPEC)

CAPEC-ID: CAPEC-176
CAPEC Description: CAPEC-176 Configuration/Environment Manipulation


Source: NVD (National Vulnerability Database).