What is CVE-2023-3592?

CVE-2023-3592 is a medium-severity vulnerability in Eclipse Mosquitto, classified under Missing Release of Memory after Effective Lifetime. CVSS score: 5.8/10. Published 2023-10-02.

How severe is CVE-2023-3592?

Medium severity. CVSS v3 base score is 5.8 out of 10.

Vulnerability in Eclipse Mosquitto

CVE-2023-3592

In Mosquitto before 2.0.16, a memory leak occurs when clients send v5 CONNECT packets with a will message that contains invalid property types.

EPSS: 0.001 (20.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.8 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:L.

Affected products

Eclipse Mosquitto — versions 0

Weakness classification (CWE)

CWE-401 — Missing Release of Memory after Effective Lifetime

References

mosquitto.org/blog/2023/08/version-2-0-16-released/
security.gentoo.org/glsa/202401-09

Frequently asked questions

What is CVE-2023-3592?: CVE-2023-3592 is a medium-severity vulnerability in Eclipse Mosquitto, classified under Missing Release of Memory after Effective Lifetime. CVSS score: 5.8/10. Published 2023-10-02.
How severe is CVE-2023-3592?: Medium severity. CVSS v3 base score is 5.8 out of 10.