Buffer overflow in Emqx Nanomq

CVE-2023-33658

A heap buffer overflow vulnerability exists in NanoMQ 0.17.2. The vulnerability can be triggered by calling the function nni_msg_get_pub_pid() in the file message.c. An attacker could exploit this vulnerability to cause a denial of service…

Vulnerability class: Buffer Overflow

EPSS: 0.012 (64.2th 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

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2023-33658?
CVE-2023-33658 is a high-severity vulnerability in Emqx Nanomq, classified under Out-of-bounds Write. CVSS score: 7.5/10. Published 2023-06-08.
How severe is CVE-2023-33658?
High severity. CVSS v3 base score is 7.5 out of 10.