CVE-2024-42655
HIGHCVSS 8.8/10EPSS 0.35%
Last modified
CVE-2024-42655 is a high-severity vulnerability rated 8.8/10 on the CVSS scale. An access control issue in NanoMQ v0.21.10 allows attackers to bypass security restrictions and access sensitive system topic messages using MQTT wildcard characters.. EPSS estimates a 0.35% chance of exploitation in the next 30 days.
Description
An access control issue in NanoMQ v0.21.10 allows attackers to bypass security restrictions and access sensitive system topic messages using MQTT wildcard characters.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Emqx | Nanomq | 0.21.8 |
References
- https://github.com/nanomq/nanomq/issues/1782#issuecomment-2171025812Exploit, Issue Tracking, Patch
- https://github.com/songxpu/bug_report/blob/master/MQTT/NanoMQ/CVE-2024-42655.mdExploit, Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Analyzed
Frequently Asked Questions
What is CVE-2024-42655?
An access control issue in NanoMQ v0.21.10 allows attackers to bypass security restrictions and access sensitive system topic messages using MQTT wildcard characters.
How severe is CVE-2024-42655?
CVE-2024-42655 has a CVSS score of 8.8/10 (HIGH severity). The EPSS model estimates a 0.35% probability of exploitation in the next 30 days.
How do I fix CVE-2024-42655?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
Are you affected by CVE-2024-42655?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST