{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-02T17:54:38.498Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://www.ia.omron.com/product/vulnerability/OMSR-2023-006_en.pdf"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://jvn.jp/en/vu/JVNVU92193064/"
          }
        ],
        "title": "CVE Program Container"
      },
      {
        "affected": [
          {
            "cpes": [
              "cpe:2.3:h:omron:cj2m_cpu_unit:*:*:*:*:*:*:*:*"
            ],
            "defaultStatus": "unknown",
            "product": "cj2m_cpu_unit",
            "vendor": "omron",
            "versions": [
              {
                "lessThan": "2.18",
                "status": "affected",
                "version": "0",
                "versionType": "custom"
              }
            ]
          },
          {
            "cpes": [
              "cpe:2.3:h:omron:cj2h_cpu_unit:*:*:*:*:*:*:*:*"
            ],
            "defaultStatus": "unknown",
            "product": "cj2h_cpu_unit",
            "vendor": "omron",
            "versions": [
              {
                "lessThan": "3.04",
                "status": "affected",
                "version": "0",
                "versionType": "custom"
              }
            ]
          },
          {
            "cpes": [
              "cpe:2.3:h:omron:cs_cj_series_ethernet_ip_unit:*:*:*:*:*:*:*:*"
            ],
            "defaultStatus": "unknown",
            "product": "cs_cj_series_ethernet_ip_unit",
            "vendor": "omron",
            "versions": [
              {
                "lessThan": "CS1W-EIP21 V3.04",
                "status": "affected",
                "version": "0",
                "versionType": "custom"
              },
              {
                "lessThan": "CJ1W-EIP21 V3.04",
                "status": "affected",
                "version": "0",
                "versionType": "custom"
              }
            ]
          }
        ],
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2023-38744",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "yes"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2024-10-17T15:04:47.223773Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "problemTypes": [
          {
            "descriptions": [
              {
                "cweId": "CWE-1284",
                "description": "CWE-1284 Improper Validation of Specified Quantity in Input",
                "lang": "en",
                "type": "CWE"
              }
            ]
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2024-10-17T15:17:34.756Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "CJ2M CPU Unit",
          "vendor": "OMRON Corporation",
          "versions": [
            {
              "status": "affected",
              "version": "CJ2M-CPU3[] Unit version of the built-in EtherNet/IP section Ver. 2.18 and earlier"
            }
          ]
        },
        {
          "product": "CJ2H CPU Unit",
          "vendor": "OMRON Corporation",
          "versions": [
            {
              "status": "affected",
              "version": "CJ2H-CPU6[]-EIP Unit version of the built-in EtherNet/IP section Ver. 3.04 and earlier"
            }
          ]
        },
        {
          "product": "CS/CJ Series EtherNet/IP Unit",
          "vendor": "OMRON Corporation",
          "versions": [
            {
              "status": "affected",
              "version": "CS1W-EIP21 V3.04 and earlier"
            }
          ]
        },
        {
          "product": "CS/CJ Series EtherNet/IP Unit",
          "vendor": "OMRON Corporation",
          "versions": [
            {
              "status": "affected",
              "version": "CJ1W-EIP21 V3.04 and earlier"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "Denial-of-service (DoS) vulnerability due to improper validation of specified type of input issue exists in the built-in EtherNet/IP port of the CJ Series CJ2 CPU unit and the communication function of the CS/CJ Series EtherNet/IP unit. If an affected product receives a packet which is specially crafted by a remote unauthenticated attacker, the unit of the affected product may fall into a denial-of-service (DoS) condition. Affected products/versions are as follows: CJ2M CPU Unit CJ2M-CPU3[] Unit version of the built-in EtherNet/IP section Ver. 2.18 and earlier, CJ2H CPU Unit CJ2H-CPU6[]-EIP Unit version of the built-in EtherNet/IP section Ver. 3.04 and earlier, CS/CJ Series EtherNet/IP Unit CS1W-EIP21 V3.04 and earlier, and CS/CJ Series EtherNet/IP Unit CJ1W-EIP21 V3.04 and earlier."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "Denial-of-service (DoS)",
              "lang": "en",
              "type": "text"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2023-08-03T04:55:52.423Z",
        "orgId": "ede6fdc4-6654-4307-a26d-3331c018e2ce",
        "shortName": "jpcert"
      },
      "references": [
        {
          "url": "https://www.ia.omron.com/product/vulnerability/OMSR-2023-006_en.pdf"
        },
        {
          "url": "https://jvn.jp/en/vu/JVNVU92193064/"
        }
      ]
    }
  },
  "cveMetadata": {
    "assignerOrgId": "ede6fdc4-6654-4307-a26d-3331c018e2ce",
    "assignerShortName": "jpcert",
    "cveId": "CVE-2023-38744",
    "datePublished": "2023-08-03T04:55:52.423Z",
    "dateReserved": "2023-07-25T03:05:55.191Z",
    "dateUpdated": "2024-10-17T15:17:34.756Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}