CVE-2021-34431 Vulnerability Details

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CVE-2021-34431 Metadata Quick Info

CVE Published: 22/07/2021 | CVE Updated: 04/08/2024 | CVE Year: 2021
Source: eclipse | Vendor: The Eclipse Foundation | Product: Eclipse Mosquitto
Status : PUBLISHED

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CVE-2021-34431 Description

In Eclipse Mosquitto version 1.6 to 2.0.10, if an authenticated client that had connected with MQTT v5 sent a crafted CONNECT message to the broker a memory leak would occur, which could be used to provide a DoS attack against the broker.

Metrics

CVSS Version: 3.1 | Base Score: n/a
Vector: n/a

l➤ Exploitability Metrics:
    Attack Vector (AV)*
    Attack Complexity (AC)*
    Privileges Required (PR)*
    User Interaction (UI)*
    Scope (S)*

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

Weakness Enumeration (CWE)

CWE-ID: CWE-401
CWE Name: CWE-401: Missing Release of Memory after Effective Lifetime
Source: The Eclipse Foundation

Common Attack Pattern Enumeration and Classification (CAPEC)

CAPEC-ID:
CAPEC Description:


Source: NVD (National Vulnerability Database).