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CVE-2019-5432

Published: 6 May 2019

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.

Priority

Medium

Cvss 3 Severity Score

7.5

Score breakdown

Status

Package Release Status
node-mqtt-packet
Launchpad, Ubuntu, Debian
bionic Needed

cosmic Ignored
(end of life)
disco Ignored
(end of life)
eoan Not vulnerable
(6.0.0-2)
focal Not vulnerable
(6.0.0-2)
groovy Not vulnerable
(6.0.0-2)
hirsute Not vulnerable
(6.0.0-2)
impish Not vulnerable
(6.0.0-2)
jammy Not vulnerable
(6.0.0-2)
kinetic Not vulnerable
(6.0.0-2)
lunar Not vulnerable
(6.0.0-2)
mantic Not vulnerable
(6.0.0-2)
trusty Does not exist

upstream
Released (6.0.0-2)
xenial Does not exist

Severity score breakdown

Parameter Value
Base score 7.5
Attack vector Network
Attack complexity Low
Privileges required None
User interaction None
Scope Unchanged
Confidentiality None
Integrity impact None
Availability impact High
Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H