What is CVE-2023-33657?

CVE-2023-33657 is a high-severity vulnerability in Emqx Nanomq, classified under Use After Free. CVSS score: 7.5/10. Published 2023-06-08.

How severe is CVE-2023-33657?

High severity. CVSS v3 base score is 7.5 out of 10.

Use After Free in Emqx Nanomq

CVE-2023-33657

A use-after-free vulnerability exists in NanoMQ 0.17.2. The vulnerability can be triggered by calling the function nni_mqtt_msg_get_publish_property() in the file mqtt_msg.c. This vulnerability is caused by improper data tracing, and an at…

Vulnerability class: Use-After-Free

EPSS: 0.010 (57.1th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

Affected products

Emqx Nanomq — versions 0.17.2
N/a — versions n/a

Weakness classification (CWE)

CWE-416 — Use After Free

References

cve@mitre.org (Product)
cve@mitre.org (Exploit, Issue Tracking)
cve@mitre.org (Patch)

Frequently asked questions

What is CVE-2023-33657?: CVE-2023-33657 is a high-severity vulnerability in Emqx Nanomq, classified under Use After Free. CVSS score: 7.5/10. Published 2023-06-08.
How severe is CVE-2023-33657?: High severity. CVSS v3 base score is 7.5 out of 10.