Vulnerability Details : CVE-2023-33659
A heap buffer overflow vulnerability exists in NanoMQ 0.17.2. The vulnerability can be triggered by calling the function nmq_subinfo_decode() in the file mqtt_parser.c. An attacker could exploit this vulnerability to cause a denial of service attack.
Vulnerability category: OverflowMemory CorruptionDenial of service
Products affected by CVE-2023-33659
- cpe:2.3:a:emqx:nanomq:0.17.2:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2023-33659
0.07%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 31 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2023-33659
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
7.5
|
HIGH | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
3.9
|
3.6
|
NIST |
CWE ids for CVE-2023-33659
-
The product writes data past the end, or before the beginning, of the intended buffer.Assigned by: nvd@nist.gov (Primary)
References for CVE-2023-33659
-
https://github.com/emqx/nanomq/issues/1154
heap-buffer-overflow2 in NanoMQ · Issue #1154 · emqx/nanomq · GitHubExploit;Issue Tracking;Third Party Advisory
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https://github.com/nanomq/NanoNNG/pull/509/commits/6815c4036a2344865da393803ecdb7af27d8bde1
Fixed security issues. by lee-emqx · Pull Request #509 · nanomq/NanoNNG · GitHubPatch
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https://github.com/emqx/nanomq
GitHub - emqx/nanomq: An ultra-lightweight and blazing-fast MQTT broker for IoT edgeProduct
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