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)
Core 1
Core References
Exploit, Issue Tracking, Patch, Third Party Advisory x_refsource_misc
https://hackerone.com/reports/541354
Scores
CVSS v3
7.5
EPSS
0.0054
EPSS Percentile
67.9%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Details
CWE
CWE-125
CWE-126
Status
published
Products (2)
mqtt-packet_project/mqtt-packet
< 3.5.1
npm/mqtt-packet
0 - 3.5.1npm
Published
May 06, 2019
Tracked Since
Feb 18, 2026