{
  "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-2022-24946",
    "sourceURL": "https://www.cve.org/CVERecord?id=CVE-2022-24946",
    "idYear": 2022,
    "status": "PUBLISHED",
    "publishedAt": "2022-06-15T20:18:35.000Z",
    "updatedAt": "2026-06-02T18:59:07.119Z",
    "importedAt": "2026-10-24T01:56:40.826Z",
    "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": "Improper Resource Locking vulnerability in Mitsubishi Electric MELSEC iQ-R Series R12CCPU-V firmware versions \"16\" and prior, Mitsubishi Electric MELSEC-Q Series Q03UDECPU the first 5 digits of serial No. \"24061\" and prior, Mitsubishi Electric MELSEC-Q Series Q04/06/10/13/20/26/50/100UDEHCPU the first 5 digits of serial No. \"24061\" and prior, Mitsubishi Electric MELSEC-Q Series Q03/04/06/13/26UDVCPU the first 5 digits of serial number \"24051\" and prior, Mitsubishi Electric MELSEC-Q Series Q04/06/13/26UDPVCPU the first 5 digits of serial number \"24051\" and prior, Mitsubishi Electric MELSEC-Q Series Q12DCCPU-V all versions, Mitsubishi Electric MELSEC-Q Series Q24DHCCPU-V(G) all versions, Mitsubishi Electric MELSEC-Q Series Q24/26DHCCPU-LS all versions, Mitsubishi Electric MELSEC-L series L02/06/26CPU(-P) the first 5 digits of serial number \"24051\" and prior, Mitsubishi Electric MELSEC-L series L26CPU-(P)BT the first 5 digits of serial number \"24051\" and prior and Mitsubishi Electric MELIPC Series MI5122-VW firmware versions \"05\" and prior allows a remote unauthenticated attacker to cause a denial of service (DoS) condition in Ethernet communications by sending specially crafted packets. A system reset of the products is required for recovery.",
      "affected": [
        {
          "vendor": "n/a",
          "product": "Mitsubishi Electric MELSEC iQ-R Series R12CCPU-V; Mitsubishi Electric MELSEC-Q Series Q03UDECPU; Mitsubishi Electric MELSEC-Q Series Q04/06/10/13/20/26/50/100UDEHCPU; Mitsubishi Electric MELSEC-Q Series Q03/04/06/13/26UDVCPU; Mitsubishi Electric MELSEC-Q Series Q04/06/13/26UDPVCPU; Mitsubishi Electric MELSEC-Q Series Q12DCCPU-V; Mitsubishi Electric MELSEC-Q Series Q24DHCCPU-V(G); Mitsubishi Electric MELSEC-Q Series Q24/26DHCCPU-LS; Mitsubishi Electric MELSEC-L series L02/06/26CPU(-P); Mitsubishi Electric MELSEC-L series L26CPU-(P)BT; Mitsubishi Electric MELIPC Series MI5122-VW",
          "versions": [
            {
              "version": "Mitsubishi Electric MELSEC iQ-R Series R12CCPU-V firmware versions \"16\" and prior",
              "status": "affected"
            },
            {
              "version": "Mitsubishi Electric MELSEC-Q Series Q03UDECPU the first 5 digits of serial No. \"24061\" and prior",
              "status": "affected"
            },
            {
              "version": "Mitsubishi Electric MELSEC-Q Series Q04/06/10/13/20/26/50/100UDEHCPU the first 5 digits of serial No. \"24061\" and prior",
              "status": "affected"
            },
            {
              "version": "Mitsubishi Electric MELSEC-Q Series Q03/04/06/13/26UDVCPU the first 5 digits of serial number \"24051\" and prior",
              "status": "affected"
            },
            {
              "version": "Mitsubishi Electric MELSEC-Q Series Q04/06/13/26UDPVCPU the first 5 digits of serial number \"24051\" and prior",
              "status": "affected"
            },
            {
              "version": "Mitsubishi Electric MELSEC-Q Series Q12DCCPU-V all versions",
              "status": "affected"
            },
            {
              "version": "Mitsubishi Electric MELSEC-Q Series Q24DHCCPU-V(G) all versions",
              "status": "affected"
            },
            {
              "version": "Mitsubishi Electric MELSEC-Q Series Q24/26DHCCPU-LS all versions",
              "status": "affected"
            },
            {
              "version": "Mitsubishi Electric MELSEC-L series L02/06/26CPU(-P) the first 5 digits of serial number \"24051\" and prior",
              "status": "affected"
            },
            {
              "version": "Mitsubishi Electric MELSEC-L series L26CPU-(P)BT the first 5 digits of serial number \"24051\" and prior",
              "status": "affected"
            },
            {
              "version": "Mitsubishi Electric MELIPC Series MI5122-VW firmware versions \"05\" and prior",
              "status": "affected"
            }
          ]
        }
      ]
    }
  }
}