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High severity7.5NVD Advisory· Published Jun 6, 2023· Updated Jun 17, 2026

CVE-2023-33659

CVE-2023-33659

Description

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.

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Affected products

3
  • Emqx/Nanomq3 versions
    cpe:2.3:a:emqx:nanomq:0.17.2:*:*:*:*:*:*:*+ 2 more
    • cpe:2.3:a:emqx:nanomq:0.17.2:*:*:*:*:*:*:*
    • (no CPE)
    • (no CPE)range: <0.17.2

Patches

Vulnerability mechanics

References

2

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