CVE-2021-36343 Vulnerability Details

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CVE-2021-36343 Metadata Quick Info

CVE Published: 24/01/2022 | CVE Updated: 16/09/2024 | CVE Year: 2021
Source: dell | Vendor: Dell | Product: CPG BIOS
Status : PUBLISHED

CVE-2021-36343 Description

Dell BIOS contains an improper input validation vulnerability. A local authenticated malicious user may potentially exploit this vulnerability by using an SMI to gain arbitrary code execution in SMRAM.

Metrics

CVSS Version: 3.1 | Base Score: 7.5 HIGH
Vector: CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H

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

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

Weakness Enumeration (CWE)

CWE-ID: CWE-119
CWE Name: CWE-119: Improper Restriction of Operations within the Bounds of a Memory Buffer
Source: Dell

Common Attack Pattern Enumeration and Classification (CAPEC)

CAPEC-ID:
CAPEC Description:


Source: NVD (National Vulnerability Database).