CVE-2021-27421 Vulnerability Details

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CVE-2021-27421 Metadata Quick Info

CVE Published: 03/05/2022 | CVE Updated: 03/08/2024 | CVE Year: 2021
Source: icscert | Vendor: NXP | Product: MCUXpresso SDK
Status : PUBLISHED

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CVE-2021-27421 Description

NXP MCUXpresso SDK versions prior to 2.8.2 are vulnerable to integer overflow in SDK_Malloc function, which could allow to access memory locations outside the bounds of a specified array, leading to unexpected behavior such segmentation fault when assigning a particular block of memory from the heap via malloc.

Metrics

CVSS Version: 3.1 | Base Score: 7.3 HIGH
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L

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

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

Weakness Enumeration (CWE)

CWE-ID: CWE-190
CWE Name: CWE-190 Integer Overflow or Wraparound
Source: NXP

Common Attack Pattern Enumeration and Classification (CAPEC)

CAPEC-ID:
CAPEC Description:


Source: NVD (National Vulnerability Database).