CVE-2019-5432

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.

Affected

mqtt-packet

CVSS v3.1 NVD

7.5 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

CVSS v3.0 GitHub

7.5 HIGHCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

CVSS v2.0 NVD

5.0 MEDIUMAV:N/AC:L/Au:N/C:N/I:N/A:P

EPSS

1.78% chance of exploitation in the next 30 days, 78th percentile

Published

2019-05-06

Updated

2024-08-04

Proof-of-concept exploits (1)

• https://hackerone.com/reports/541354

Security advisories

• advisories/GHSA-wv67-9jq7-8r69

References

• CVE Record
• NVD entry