CVE-2021-3453 Vulnerability Details

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CVE-2021-3453 Metadata Quick Info

CVE Published: 16/07/2021 | CVE Updated: 03/08/2024 | CVE Year: 2021
Source: lenovo | Vendor: Lenovo | Product: BIOS
Status : PUBLISHED

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CVE-2021-3453 Description

Some Lenovo Notebook, ThinkPad, and Lenovo Desktop systems have BIOS modules unprotected by Intel Boot Guard that could allow an attacker with physical access the ability to write to the SPI flash storage.

Metrics

CVSS Version: 3.1 | Base Score: 6.8 MEDIUM
Vector: CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

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

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

Weakness Enumeration (CWE)

CWE-ID: CWE-693
CWE Name: CWE-693 Protection Mechanism Failure
Source: Lenovo

Common Attack Pattern Enumeration and Classification (CAPEC)

CAPEC-ID:
CAPEC Description: