CVE-2023-33657

Published Jun 8, 2023

Last updated a year ago

Overview

Description: A use-after-free vulnerability exists in NanoMQ 0.17.2. The vulnerability can be triggered by calling the function nni_mqtt_msg_get_publish_property() in the file mqtt_msg.c. This vulnerability is caused by improper data tracing, and an attacker could exploit it to cause a denial of service attack.
Source: cve@mitre.org
NVD status: Analyzed

Risk scores

CVSS 3.1

Type: Primary
Base score: 7.5
Impact score: 3.6
Exploitability score: 3.9
Vector string: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Severity: HIGH

Weaknesses

nvd@nist.gov: CWE-416

Hype score: Not currently trending

Configurations

[
  {
    "nodes": [
      {
        "negate": false,
        "cpeMatch": [
          {
            "criteria": "cpe:2.3:a:emqx:nanomq:0.17.2:*:*:*:*:*:*:*",
            "vulnerable": true,
            "matchCriteriaId": "0898CABA-5930-437A-8300-4D91648091F1"
          }
        ],
        "operator": "OR"
      }
    ]
  }
]

References