1. Home
  2. CVE Database
  3. CVE-2023-34494
HIGH · 7.5

CVE-2023-34494

NanoMQ 0.16.5 is vulnerable to heap-use-after-free in the nano_ctx_send function of nmq_mqtt.c.

Vulnerability Description

NanoMQ 0.16.5 is vulnerable to heap-use-after-free in the nano_ctx_send function of nmq_mqtt.c.

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
EmqxNanomq0.16.5

Related Weaknesses (CWE)

CWE-416

References

FAQ

What is CVE-2023-34494?

CVE-2023-34494 is a vulnerability with a CVSS score of 7.5 (HIGH). NanoMQ 0.16.5 is vulnerable to heap-use-after-free in the nano_ctx_send function of nmq_mqtt.c.

How severe is CVE-2023-34494?

CVE-2023-34494 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-2023-34494?

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