7.5

CVE-2023-33660

Exploit
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.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Emqx ≫ Nanomq Version0.17.2
Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 1.2% 0.64
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
nvd@nist.gov 7.5 3.9 3.6
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
134c704f-9b21-4f2e-91b3-4a467353bcc0 7.5 3.9 3.6
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CWE-787 Out-of-bounds Write

The product writes data past the end, or before the beginning, of the intended buffer.

https://github.com/emqx/nanomq
Product
https://github.com/nanomq/NanoNNG/pull/509/commits/6815c4036a2344865da393803ecdb7af27d8bde1
Patch
https://github.com/emqx/nanomq/issues/1155
Exploit