{
  "id": "CVE-2023-33657",
  "sourceIdentifier": "cve@mitre.org",
  "published": "2023-06-08T13:15:09.530",
  "lastModified": "2023-06-14T17:25:26.513",
  "vulnStatus": "Analyzed",
  "descriptions": [
    {
      "lang": "en",
      "value": "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."
    }
  ],
  "metrics": {
    "cvssMetricV31": [
      {
        "source": "nvd@nist.gov",
        "type": "Primary",
        "cvssData": {
          "version": "3.1",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
          "attackVector": "NETWORK",
          "attackComplexity": "LOW",
          "privilegesRequired": "NONE",
          "userInteraction": "NONE",
          "scope": "UNCHANGED",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "availabilityImpact": "HIGH",
          "baseScore": 7.5,
          "baseSeverity": "HIGH"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 3.6
      }
    ]
  },
  "weaknesses": [
    {
      "source": "nvd@nist.gov",
      "type": "Primary",
      "description": [
        {
          "lang": "en",
          "value": "CWE-416"
        }
      ]
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "operator": "OR",
          "negate": false,
          "cpeMatch": [
            {
              "vulnerable": true,
              "criteria": "cpe:2.3:a:emqx:nanomq:0.17.2:*:*:*:*:*:*:*",
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  "references": [
    {
      "url": "https://github.com/emqx/nanomq",
      "source": "cve@mitre.org",
      "tags": [
        "Product"
      ]
    },
    {
      "url": "https://github.com/emqx/nanomq/issues/1165#issue-1668648319",
      "source": "cve@mitre.org",
      "tags": [
        "Exploit",
        "Issue Tracking"
      ]
    },
    {
      "url": "https://github.com/emqx/nanomq/pull/1187",
      "source": "cve@mitre.org",
      "tags": [
        "Patch"
      ]
    }
  ]
}