CVE-2024-42655 is an access control vulnerability in NanoMQ v0.21.10 that allows unauthorized access to sensitive system topic messages through the use of MQTT wildcard characters. This vulnerability carries a high CVSS score of 8.8, indicating a critical risk due to its network-based attack vector, low attack complexity, and high potential for confidentiality, integrity, and availability impacts. While no active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion has been observed, organizations using affected NanoMQ versions should prioritize patching.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
0.21.8CPE matchmatch criteria | cpe:2.3:a:emqx:nanomq:0.21.8:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.2 Bluesky, 0.1 Mastodon, and 0.2 GitHub mentions.
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The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.1 Security Researcher mentions.