CVE-2019-5432
Improper Input Validation and Buffer Over-read in mqtt-packet
7.5
HIGH
CVSS 3.1
EPSS 0.54%
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.
How to fix CVE-2019-5432
To remediate CVE-2019-5432, upgrade the affected package to a fixed version below.
- Debian/node-mqtt-packet—upgrade to 6.0.0-2 or later
- —upgrade to 3.5.1 or later
Is CVE-2019-5432 being exploited?
Low — EPSS is 0.5%, meaning exploitation activity has not been observed at scale.
Affected packages (2)
- from 0, < 6.0.0-2
- from 0, < 3.5.1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH7.5 | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |