{
  "schemaVersion": 1,
  "attribution": [
    {
      "source": "CISA Known Exploited Vulnerabilities",
      "url": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog",
      "licence": "US government work"
    },
    {
      "source": "GitHub Advisory Database",
      "url": "https://github.com/advisories",
      "licence": "CC BY 4.0"
    },
    {
      "source": "Have I Been Pwned",
      "url": "https://haveibeenpwned.com/",
      "licence": "CC BY 4.0"
    },
    {
      "source": "CVE Program (CVE records)",
      "url": "https://www.cve.org/Legal/TermsOfUse",
      "licence": "CVE Terms of Use",
      "notice": "Copyright © 1999-2026, The MITRE Corporation. CVE is a trademark and the CVE logo is a registered trademark of The MITRE Corporation.",
      "terms": "CVE Usage: MITRE hereby grants you a perpetual, worldwide, non-exclusive, no-charge, royalty-free, irrevocable copyright license to reproduce, prepare derivative works of, publicly display, publicly perform, sublicense, and distribute Common Vulnerabilities and Exposures (CVE™). Any copy you make for such purposes is authorized provided that you reproduce MITRE's copyright designation and this license in any such copy."
    },
    {
      "source": "FIRST EPSS",
      "url": "https://www.first.org/epss/",
      "licence": "free to use; FIRST requests attribution"
    }
  ],
  "record": {
    "id": "CVE-2023-23363",
    "sourceURL": "https://www.cve.org/CVERecord?id=CVE-2023-23363",
    "idYear": 2023,
    "status": "PUBLISHED",
    "publishedAt": "2023-09-22T03:50:42.730Z",
    "updatedAt": "2024-09-24T18:10:34.196Z",
    "importedAt": "2026-10-24T01:56:49.724Z",
    "snapshot": {
      "id": "cve_2026-10-24_midnight_baseline",
      "at": "2026-10-24T00:00:00.000Z",
      "source": "https://github.com/CVEProject/cvelistV5/releases/tag/cve_2026-10-24_0100Z"
    },
    "facts": {
      "title": "QTS",
      "summary": "A buffer copy without checking size of input vulnerability has been reported to affect QNAP operating system. If exploited, the vulnerability possibly allows remote users to execute code via unspecified vectors.\n\nWe have already fixed the vulnerability in the following versions:\nQTS 4.3.6.2441 build 20230621 and later\nQTS 4.3.3.2420 build 20230621 and later\nQTS 4.2.6 build 20230621 and later\nQTS 4.3.4.2451 build 20230621 and later\n",
      "affected": [
        {
          "vendor": "QNAP Systems Inc.",
          "product": "QTS",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "4.3.*",
              "status": "affected",
              "versionType": "custom",
              "lessThan": "4.3.6.2441 build 20230621"
            },
            {
              "version": "4.3.*",
              "status": "affected",
              "versionType": "custom",
              "lessThan": "4.3.3.2420 build 20230621"
            },
            {
              "version": "4.2.*",
              "status": "affected",
              "versionType": "custom",
              "lessThan": "4.2.6 build 20230621"
            },
            {
              "version": "4.3.*",
              "status": "affected",
              "versionType": "custom",
              "lessThan": "4.3.4.2451 build 20230621"
            },
            {
              "version": "4.5.*",
              "status": "unaffected"
            },
            {
              "version": "5.*.*",
              "status": "unaffected"
            }
          ]
        }
      ]
    }
  }
}