{
  "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-2023-1966",
    "sourceURL": "https://www.cve.org/CVERecord?id=CVE-2023-1966",
    "idYear": 2023,
    "status": "PUBLISHED",
    "publishedAt": "2023-04-28T18:06:51.431Z",
    "updatedAt": "2025-01-16T21:35:30.057Z",
    "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": "CVE-2023-1966",
      "summary": "Instruments with Illumina Universal Copy Service v1.x and\nv2.x contain an unnecessary privileges vulnerability. An unauthenticated\nmalicious actor could upload and execute code remotely at the operating system\nlevel, which could allow an attacker to change settings, configurations,\nsoftware, or access sensitive data on the affected product.\n\n\n\n\n\n",
      "affected": [
        {
          "vendor": "Illumina ",
          "product": "iScan Control Software",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "4.0.0",
              "status": "affected"
            },
            {
              "version": "4.0.5",
              "status": "affected"
            }
          ]
        },
        {
          "vendor": "Illumina ",
          "product": "MiniSeq Control Software",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "2.0 ",
              "status": "affected"
            }
          ]
        },
        {
          "vendor": "Illumina ",
          "product": "iSeq 100",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "All versions",
              "status": "affected"
            }
          ]
        },
        {
          "vendor": "Illumina ",
          "product": "MiSeq Control Software",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "4.0 (RUO Mode)",
              "status": "affected"
            }
          ]
        },
        {
          "vendor": "Illumina ",
          "product": "MiSeqDx Operating Software",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "4.0.1 ",
              "status": "affected"
            }
          ]
        },
        {
          "vendor": "Illumina ",
          "product": "NextSeq 500/550 Control Software",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "4.0",
              "status": "affected"
            }
          ]
        },
        {
          "vendor": "Illumina ",
          "product": "NextSeq 550Dx Control Software",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "4.0 (RUO Mode)",
              "status": "affected"
            }
          ]
        },
        {
          "vendor": "Illumina ",
          "product": "NextSeq 550Dx Operating Software",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "1.0.0 ",
              "status": "affected",
              "versionType": "custom",
              "lessThanOrEqual": "1.3.1"
            },
            {
              "version": "1.3.3 ",
              "status": "affected"
            }
          ]
        },
        {
          "vendor": "Illumina ",
          "product": "NextSeq 1000/2000 Control Software",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "0",
              "status": "affected",
              "versionType": "custom",
              "lessThanOrEqual": "1.4.1"
            }
          ]
        },
        {
          "vendor": "Illumina ",
          "product": "NovaSeq 6000 Control Software",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "0",
              "status": "affected",
              "versionType": "custom",
              "lessThanOrEqual": "1.7 "
            }
          ]
        },
        {
          "vendor": "Illumina ",
          "product": "NovaSeq Control Software",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "1.8",
              "status": "affected"
            }
          ]
        }
      ]
    }
  }
}