CVE-2023-33656
MEDIUMCVSS 5.5/10EPSS 0.38%
Last modified
CVE-2023-33656 is a medium-severity vulnerability rated 5.5/10 on the CVSS scale. A memory leak vulnerability exists in NanoMQ 0.17.2. The vulnerability is located in the file message.c. EPSS estimates a 0.38% chance of exploitation in the next 30 days.
Description
A memory leak vulnerability exists in NanoMQ 0.17.2. The vulnerability is located in the file message.c. An attacker could exploit this vulnerability to cause a denial of service attack by causing the program to consume all available memory resources.
Metrics
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Emqx | Nanomq | 0.17.2 |
References
- https://github.com/emqx/nanomq/issues/1164Exploit, Mailing List
- https://github.com/emqx/nanomq/issues/1165#issuecomment-1515667127Exploit, Vendor Advisory
- https://github.com/emqx/nanomq/issues/1164Exploit, Mailing List
- https://github.com/emqx/nanomq/issues/1165#issuecomment-1515667127Exploit, Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2023-33656?
A memory leak vulnerability exists in NanoMQ 0.17.2. The vulnerability is located in the file message.c. An attacker could exploit this vulnerability to cause a denial of service attack by causing the program to consume all available memory resources.
How severe is CVE-2023-33656?
CVE-2023-33656 has a CVSS score of 5.5/10 (MEDIUM severity). The EPSS model estimates a 0.38% probability of exploitation in the next 30 days.
How do I fix CVE-2023-33656?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
Are you affected by CVE-2023-33656?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST