CVE-2019-5432

HIGH

mqtt-packet <3.5.1-6.1.2 - Buffer Overflow

Title source: llm

Description

A specifically malformed MQTT Subscribe packet crashes MQTT Brokers using the mqtt-packet module versions < 3.5.1, 4.0.0 - 4.1.3, 5.0.0 - 5.6.1, 6.0.0 - 6.1.2 for decoding.

References (1)

Scores

CVSS v3 7.5
EPSS 0.0054
EPSS Percentile 67.4%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Classification

CWE
CWE-125 CWE-126
Status published

Affected Products (2)

mqtt-packet_project/mqtt-packet < 3.5.1
npm/mqtt-packet < 3.5.1npm

Timeline

Published May 06, 2019
Tracked Since Feb 18, 2026