CVE-2023-4020 Vulnerability Details

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CVE-2023-4020 Metadata Quick Info

CVE Published: 15/12/2023 | CVE Updated: 26/09/2024 | CVE Year: 2023
Source: Silabs | Vendor: silabs.com | Product: GSDK
Status : PUBLISHED

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CVE-2023-4020 Description

An unvalidated input in a library function responsible for communicating between secure and non-secure memory in Silicon Labs TrustZone implementation allows reading/writing of memory in the secure region of memory from the non-secure region of memory.

Metrics

CVSS Version: 3.1 | Base Score: 9 CRITICAL
Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:N

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

l➤ Impact Metrics:
    Confidentiality Impact (C)* HIGH
    Integrity Impact (I)* HIGH
    Availability Impact (A)* NONE

Weakness Enumeration (CWE)

CWE-ID: CWE-125
CWE Name: CWE-125 Out-of-bounds Read
Source: silabs.com

Common Attack Pattern Enumeration and Classification (CAPEC)

CAPEC-ID: CAPEC-129
CAPEC Description: CAPEC-129 Pointer Manipulation


Source: NVD (National Vulnerability Database).