{
  "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-2023-4929",
    "sourceURL": "https://www.cve.org/CVERecord?id=CVE-2023-4929",
    "idYear": 2023,
    "status": "PUBLISHED",
    "publishedAt": "2023-10-03T13:54:49.293Z",
    "updatedAt": "2024-09-23T13:29:04.471Z",
    "importedAt": "2026-10-24T01:56:58.683Z",
    "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": "NPort 5000 Series Firmware Improper Validation of Integrity Check Vulnerability",
      "summary": "All firmware versions of the NPort 5000 Series are affected by an improper validation of integrity check vulnerability. This vulnerability results from insufficient checks on firmware updates or upgrades, potentially allowing malicious users to manipulate the firmware and gain control of devices.\n\n",
      "affected": [
        {
          "vendor": "Moxa",
          "product": "NPort 5000AI-M12 Series",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "1.0",
              "status": "affected",
              "versionType": "custom",
              "lessThanOrEqual": "1.5"
            }
          ]
        },
        {
          "vendor": "Moxa",
          "product": "NPort 5100 Series",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "1.0",
              "status": "affected",
              "versionType": "custom",
              "lessThanOrEqual": "3.10"
            }
          ]
        },
        {
          "vendor": "Moxa",
          "product": "NPort 5100A Series ",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "1.0",
              "status": "affected",
              "versionType": "custom",
              "lessThanOrEqual": "1.6"
            }
          ]
        },
        {
          "vendor": "Moxa",
          "product": "NPort 5200 Series",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "1.0",
              "status": "affected",
              "versionType": "custom",
              "lessThanOrEqual": "2.12"
            }
          ]
        },
        {
          "vendor": "Moxa",
          "product": "NPort 5200A Series",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "1.0",
              "status": "affected",
              "versionType": "custom",
              "lessThanOrEqual": "1.6"
            }
          ]
        },
        {
          "vendor": "Moxa",
          "product": "NPort 5400 Series",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "1.0",
              "status": "affected",
              "versionType": "custom",
              "lessThanOrEqual": "3.14"
            }
          ]
        },
        {
          "vendor": "Moxa",
          "product": "NPort 5600 Series",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "1.0",
              "status": "affected",
              "versionType": "custom",
              "lessThanOrEqual": "3.11"
            }
          ]
        },
        {
          "vendor": "Moxa",
          "product": "NPort 5600-DT Series",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "1.0",
              "status": "affected",
              "versionType": "custom",
              "lessThanOrEqual": "2.9"
            }
          ]
        },
        {
          "vendor": "Moxa",
          "product": "NPort IA5000 Series",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "1.0",
              "status": "affected",
              "versionType": "custom",
              "lessThanOrEqual": "2.1"
            }
          ]
        },
        {
          "vendor": "Moxa",
          "product": "NPort IA5000A Series",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "1.0",
              "status": "affected",
              "versionType": "custom",
              "lessThanOrEqual": "2.0"
            }
          ]
        },
        {
          "vendor": "Moxa",
          "product": "NPort IA5000A-I/O Series",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "1.0",
              "status": "affected",
              "versionType": "custom",
              "lessThanOrEqual": "2.0"
            }
          ]
        },
        {
          "vendor": "Moxa",
          "product": "NPort IAW5000A-I/O Series",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "1.0",
              "status": "affected",
              "versionType": "custom",
              "lessThanOrEqual": "2.2"
            }
          ]
        },
        {
          "vendor": "Moxa",
          "product": "NPort P5150A Series",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "1.0",
              "status": "affected",
              "versionType": "custom",
              "lessThanOrEqual": "1.6"
            }
          ]
        }
      ]
    }
  }
}