{
  "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-2022-3864",
    "sourceURL": "https://www.cve.org/CVERecord?id=CVE-2022-3864",
    "idYear": 2022,
    "status": "PUBLISHED",
    "publishedAt": "2024-01-04T09:31:20.283Z",
    "updatedAt": "2024-08-27T15:19:54.336Z",
    "importedAt": "2026-10-24T01:56:45.230Z",
    "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": null,
      "summary": "\nA vulnerability exists in the Relion update package signature validation. A tampered update package could cause the IED to restart. After restart the device is back to normal operation.\nAn attacker could exploit the vulnerability by first gaining access to\nthe system with security privileges and attempt to update the IED\nwith a malicious update package. Successful exploitation of this\nvulnerability will cause the IED to restart, causing a temporary Denial of Service.\n\n",
      "affected": [
        {
          "vendor": "Hitachi Energy",
          "product": "Relion 670/650/SAM600-IO Series",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "Relion 670/650 series version 2.2.0 all revisions",
              "status": "affected"
            },
            {
              "version": "Relion 670/650/SAM600-IO series version 2.2.1 all revisions",
              "status": "affected"
            },
            {
              "version": "Relion 670 series version 2.2.2 all revisions",
              "status": "affected"
            },
            {
              "version": "Relion 670 series version 2.2.3 all revisions",
              "status": "affected"
            },
            {
              "version": "Relion 670/650 series version 2.2.4 all revisions",
              "status": "affected"
            },
            {
              "version": "Relion 670/650 series version 2.2.5 all revisions",
              "status": "affected"
            }
          ]
        }
      ]
    }
  }
}