HIGH · 7.5

CVE-2023-33660

A heap buffer overflow vulnerability exists in NanoMQ 0.17.2. The vulnerability can be triggered by calling the function copyn_str() in the file mqtt_parser.c. An attacker could exploit this vulnerabi...

Vulnerability Description

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

CVSS Score

7.5

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
HIGH

Affected Products

VendorProductVersions
EmqxNanomq0.17.2

Related Weaknesses (CWE)

References

FAQ

What is CVE-2023-33660?

CVE-2023-33660 is a vulnerability with a CVSS score of 7.5 (HIGH). A heap buffer overflow vulnerability exists in NanoMQ 0.17.2. The vulnerability can be triggered by calling the function copyn_str() in the file mqtt_parser.c. An attacker could exploit this vulnerabi...

How severe is CVE-2023-33660?

CVE-2023-33660 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2023-33660?

Check the references section above for vendor advisories and patch information. Affected products include: Emqx Nanomq.