CVE-2019-5432 describes a denial-of-service vulnerability affecting MQTT brokers that use 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. A specially crafted MQTT Subscribe packet can cause the broker to crash. This vulnerability carries a CVSSv3 score of 7.5 (High), indicating it can be exploited remotely with low complexity and no user interaction, leading to a complete loss of availability for the affected service. Currently, there is no evidence of active exploitation, nor are there publicly available exploit modules in common frameworks like Metasploit or Nuclei. The vulnerability has also received minimal community discussion or media coverage.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 3.5.1CPE matchmatch criteria | cpe:2.3:a:mqtt-packet_project:mqtt-packet:*:*:*:*:*:node.js:*:* | ||
>= 4.0.0, <= 4.1.3CPE matchmatch criteria | cpe:2.3:a:mqtt-packet_project:mqtt-packet:*:*:*:*:*:node.js:*:* | ||
>= 5.0.0, <= 5.6.1CPE matchmatch criteria | cpe:2.3:a:mqtt-packet_project:mqtt-packet:*:*:*:*:*:node.js:*:* | ||
>= 6.0.0, <= 6.1.2CPE matchmatch criteria | cpe:2.3:a:mqtt-packet_project:mqtt-packet:*:*:*:*:*:node.js:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.