CVE-2021-3434 Vulnerability Details

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CVE-2021-3434 Metadata Quick Info

CVE Published: 28/06/2022 | CVE Updated: 17/09/2024 | CVE Year: 2021
Source: zephyr | Vendor: zephyrproject-rtos | Product: zephyr
Status : PUBLISHED

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CVE-2021-3434 Description

Stack based buffer overflow in le_ecred_conn_req(). Zephyr versions >= v2.5.0 Stack-based Buffer Overflow (CWE-121). For more information, see https://github.com/zephyrproject-rtos/zephyr/security/advisories/GHSA-8w87-6rfp-cfrm

Metrics

CVSS Version: 3.1 | Base Score: 4.9 MEDIUM
Vector: CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L

l➤ Exploitability Metrics:
    Attack Vector (AV)* LOCAL
    Attack Complexity (AC)* HIGH
    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-121
CWE Name: Stack-based Buffer Overflow (CWE-121)
Source: zephyrproject-rtos

Common Attack Pattern Enumeration and Classification (CAPEC)

CAPEC-ID:
CAPEC Description:


Source: NVD (National Vulnerability Database).