{
  "document": {
    "acknowledgments": [
      {
        "organization": "Hitachi Energy",
        "summary": "reporting this vulnerability to CISA"
      }
    ],
    "category": "csaf_security_advisory",
    "csaf_version": "2.0",
    "distribution": {
      "text": "Disclosure is not limited",
      "tlp": {
        "label": "WHITE",
        "url": "https://us-cert.cisa.gov/tlp/"
      }
    },
    "lang": "en-US",
    "notes": [
      {
        "category": "general",
        "text": "This CSAF advisory was extracted from unstructured data and may contain inaccuracies. If you notice any errors, please reach out to the designated contact at CISA CSAF: central@cisa.dhs.gov",
        "title": "CISA Disclaimer"
      },
      {
        "category": "legal_disclaimer",
        "text": "All information products included in https://us-cert.cisa.gov/ics are provided \"as is\" for informational purposes only. The Department of Homeland Security (DHS) does not provide any warranties of any kind regarding any information contained within. DHS does not endorse any commercial product or service, referenced in this product or otherwise. Further dissemination of this product is governed by the Traffic Light Protocol (TLP) marking in the header. For more information about TLP, see https://us-cert.cisa.gov/tlp/.",
        "title": "Legal Notice"
      },
      {
        "category": "summary",
        "text": "Successful exploitation of this vulnerability could cause an internal buffer overflow, which can reboot the product.",
        "title": "Risk evaluation"
      },
      {
        "category": "other",
        "text": "Energy",
        "title": "Critical infrastructure sectors"
      },
      {
        "category": "other",
        "text": "Worldwide",
        "title": "Countries/areas deployed"
      },
      {
        "category": "other",
        "text": "Switzerland",
        "title": "Company headquarters location"
      },
      {
        "category": "general",
        "text": "CISA recommends users take defensive measures to minimize the risk of exploitation of this vulnerability. Specifically, users should:",
        "title": "Recommended Practices"
      },
      {
        "category": "general",
        "text": "CISA reminds organizations to perform proper impact analysis and risk assessment prior to deploying defensive measures.\nCISA also provides a section for control systems security recommended practices on the ICS webpage on cisa.gov/icsSeveral recommended practices are available for reading and download, including Improving Industrial Control Systems Cybersecurity with Defense-in-Depth Strategies.",
        "title": "Recommended Practices"
      },
      {
        "category": "general",
        "text": "Additional mitigation guidance and recommended practices are publicly available on the ICS webpage on cisa.gov/icsin the Technical Information Paper, ICS-TIP-12-146-01B--Targeted Cyber Intrusion Detection and Mitigation Strategies.\nOrganizations observing any suspected malicious activity should follow their established internal procedures and report their findings to CISA for tracking and correlation against other incidents.",
        "title": "Recommended Practices"
      },
      {
        "category": "other",
        "text": "No known public exploits specifically target this vulnerability. This vulnerability is exploitable remotely. This vulnerability has a low attack complexity.",
        "title": "Exploitability"
      }
    ],
    "publisher": {
      "category": "coordinator",
      "contact_details": "Email: CISAservicedesk@cisa.dhs.gov;\n Toll Free: 1-888-282-0870",
      "name": "CISA",
      "namespace": "https://www.cisa.gov/"
    },
    "references": [
      {
        "category": "self",
        "summary": "ICS Advisory ICSA-22-242-04 JSON",
        "url": "https://raw.githubusercontent.com/cisagov/CSAF/develop/csaf_files/OT/white/2022/icsa-22-242-04.json"
      },
      {
        "category": "self",
        "summary": "ICS Advisory ICSA-22-242-04 Web Version",
        "url": "https://www.cisa.gov/news-events/ics-advisories/icsa-22-242-04"
      },
      {
        "category": "external",
        "summary": "Recommended Practices",
        "url": "https://www.cisa.gov/uscert/ics/alerts/ICS-ALERT-10-301-01"
      },
      {
        "category": "external",
        "summary": "Recommended Practices",
        "url": "https://www.cisa.gov/uscert/sites/default/files/recommended_practices/NCCIC_ICS-CERT_Defense_in_Depth_2016_S508C.pdf"
      },
      {
        "category": "external",
        "summary": "Recommended Practices",
        "url": "https://www.cisa.gov/uscert/ics/tips/ICS-TIP-12-146-01B"
      }
    ],
    "title": "Hitachi Energy RTU500 series",
    "tracking": {
      "current_release_date": "2022-08-30T00:00:00.000000Z",
      "generator": {
        "engine": {
          "name": "CISA CSAF Generator",
          "version": "1.0.0"
        }
      },
      "id": "ICSA-22-242-04",
      "initial_release_date": "2022-08-30T00:00:00.000000Z",
      "revision_history": [
        {
          "date": "2022-08-30T00:00:00.000000Z",
          "legacy_version": "Initial",
          "number": "1",
          "summary": "Publication Date"
        }
      ],
      "status": "final",
      "version": "1"
    }
  },
  "product_tree": {
    "branches": [
      {
        "branches": [
          {
            "branches": [
              {
                "category": "product_version",
                "name": "12.2",
                "product": {
                  "name": "RTU500 series CMU Firmware: version 12.2.*",
                  "product_id": "CSAFPID-0001"
                }
              }
            ],
            "category": "product_name",
            "name": "RTU500 series CMU Firmware"
          },
          {
            "branches": [
              {
                "category": "product_version",
                "name": "12.6",
                "product": {
                  "name": "RTU500 series CMU Firmware: version 12.6.*",
                  "product_id": "CSAFPID-0002"
                }
              }
            ],
            "category": "product_name",
            "name": "RTU500 series CMU Firmware"
          },
          {
            "branches": [
              {
                "category": "product_version",
                "name": "12.7",
                "product": {
                  "name": "RTU500 series CMU Firmware: version 12.7.*",
                  "product_id": "CSAFPID-0003"
                }
              }
            ],
            "category": "product_name",
            "name": "RTU500 series CMU Firmware"
          },
          {
            "branches": [
              {
                "category": "product_version",
                "name": "12.0",
                "product": {
                  "name": "RTU500 series CMU Firmware: version 12.0.*",
                  "product_id": "CSAFPID-0004"
                }
              }
            ],
            "category": "product_name",
            "name": "RTU500 series CMU Firmware"
          },
          {
            "branches": [
              {
                "category": "product_version",
                "name": "12.4",
                "product": {
                  "name": "RTU500 series CMU Firmware: version 12.4.*",
                  "product_id": "CSAFPID-0005"
                }
              }
            ],
            "category": "product_name",
            "name": "RTU500 series CMU Firmware"
          },
          {
            "branches": [
              {
                "category": "product_version",
                "name": "13.2",
                "product": {
                  "name": "RTU500 series CMU Firmware: version 13.2.*",
                  "product_id": "CSAFPID-0006"
                }
              }
            ],
            "category": "product_name",
            "name": "RTU500 series CMU Firmware"
          }
        ],
        "category": "vendor",
        "name": "Hitachi Energy"
      }
    ]
  },
  "vulnerabilities": [
    {
      "cve": "CVE-2022-28613",
      "cwe": {
        "id": "CWE-20",
        "name": "Improper Input Validation"
      },
      "notes": [
        {
          "category": "summary",
          "text": "A vulnerability exists in the HCI Modbus TCP function included in the affected product versions. If the HCI Modbus TCP is enabled and configured, then an attacker could exploit the vulnerability by sending a specially crafted message to the RTU500, causing the receiving RTU500 CMU to reboot. The vulnerability is caused by a validation error in the length information carried in MBAP header in the HCI Modbus TCP function.CVE-2022-28613 has been assigned to this vulnerability. A CVSS v3 base score of 7.5 has been calculated; the CVSS vector string is (AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H).",
          "title": "Vulnerability Summary"
        }
      ],
      "product_status": {
        "known_affected": [
          "CSAFPID-0001",
          "CSAFPID-0002",
          "CSAFPID-0003",
          "CSAFPID-0004",
          "CSAFPID-0005",
          "CSAFPID-0006"
        ]
      },
      "references": [
        {
          "category": "external",
          "summary": "web.nvd.nist.gov",
          "url": "http://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2022-28613"
        },
        {
          "category": "external",
          "summary": "www.first.org",
          "url": "https://www.first.org/cvss/calculator/3.0#CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"
        }
      ],
      "remediations": [
        {
          "category": "mitigation",
          "details": "RTU500 series CMU: firmware version 12.0.1.0-12.0.13.0: Update to version 12.0.14.0 or higher.",
          "product_ids": [
            "CSAFPID-0001",
            "CSAFPID-0002",
            "CSAFPID-0003",
            "CSAFPID-0004",
            "CSAFPID-0005",
            "CSAFPID-0006"
          ]
        },
        {
          "category": "mitigation",
          "details": "RTU500 series CMU: firmware version 12.2.1.0-12.2.11.0: Update to version 12.2.12.0 or higher.",
          "product_ids": [
            "CSAFPID-0001",
            "CSAFPID-0002",
            "CSAFPID-0003",
            "CSAFPID-0004",
            "CSAFPID-0005",
            "CSAFPID-0006"
          ]
        },
        {
          "category": "mitigation",
          "details": "RTU500 series CMU: firmware version 12.4.1.0-12.4.11.0: Update to version 12.4.12.0 or higher.",
          "product_ids": [
            "CSAFPID-0001",
            "CSAFPID-0002",
            "CSAFPID-0003",
            "CSAFPID-0004",
            "CSAFPID-0005",
            "CSAFPID-0006"
          ]
        },
        {
          "category": "mitigation",
          "details": "RTU500 series CMU: firmware version 12.6.1.0-12.6.7.0: Update to version 12.6.8.0 or higher.",
          "product_ids": [
            "CSAFPID-0001",
            "CSAFPID-0002",
            "CSAFPID-0003",
            "CSAFPID-0004",
            "CSAFPID-0005",
            "CSAFPID-0006"
          ]
        },
        {
          "category": "mitigation",
          "details": "RTU500 series CMU: firmware version 12.7.1.0-12.7.3.0: Update to version 12.7.4.0 or higher.",
          "product_ids": [
            "CSAFPID-0001",
            "CSAFPID-0002",
            "CSAFPID-0003",
            "CSAFPID-0004",
            "CSAFPID-0005",
            "CSAFPID-0006"
          ]
        },
        {
          "category": "mitigation",
          "details": "RTU500 series CMU: firmware version 13.2.1.0-13.2.4.0: Update to version 13.3.1.0, 13.2.5.0, or higher.",
          "product_ids": [
            "CSAFPID-0001",
            "CSAFPID-0002",
            "CSAFPID-0003",
            "CSAFPID-0004",
            "CSAFPID-0005",
            "CSAFPID-0006"
          ]
        },
        {
          "category": "mitigation",
          "details": "Because the vulnerability affects only the RTU500 series with HCI Modbus TCP configured and enabled, a possible mitigation is to disable the HCI Modbus TCP function if not used. The HCI Modbus TCP is disabled by default.",
          "product_ids": [
            "CSAFPID-0001",
            "CSAFPID-0002",
            "CSAFPID-0003",
            "CSAFPID-0004",
            "CSAFPID-0005",
            "CSAFPID-0006"
          ]
        },
        {
          "category": "mitigation",
          "details": "Physically protect process control systems from unauthorized direct access.",
          "product_ids": [
            "CSAFPID-0001",
            "CSAFPID-0002",
            "CSAFPID-0003",
            "CSAFPID-0004",
            "CSAFPID-0005",
            "CSAFPID-0006"
          ]
        },
        {
          "category": "mitigation",
          "details": "Separate process control systems from other networks using a firewall system with only the necessary ports open.",
          "product_ids": [
            "CSAFPID-0001",
            "CSAFPID-0002",
            "CSAFPID-0003",
            "CSAFPID-0004",
            "CSAFPID-0005",
            "CSAFPID-0006"
          ]
        },
        {
          "category": "mitigation",
          "details": "Process control systems should not be used for internet surfing, instant messaging, or receiving emails.",
          "product_ids": [
            "CSAFPID-0001",
            "CSAFPID-0002",
            "CSAFPID-0003",
            "CSAFPID-0004",
            "CSAFPID-0005",
            "CSAFPID-0006"
          ]
        },
        {
          "category": "mitigation",
          "details": "Portable computers and removable storage media should be carefully scanned for viruses before connecting to a control system.",
          "product_ids": [
            "CSAFPID-0001",
            "CSAFPID-0002",
            "CSAFPID-0003",
            "CSAFPID-0004",
            "CSAFPID-0005",
            "CSAFPID-0006"
          ]
        },
        {
          "category": "mitigation",
          "details": "For more information, see Hitachi Energy advisory 8DBD000103",
          "product_ids": [
            "CSAFPID-0001",
            "CSAFPID-0002",
            "CSAFPID-0003",
            "CSAFPID-0004",
            "CSAFPID-0005",
            "CSAFPID-0006"
          ],
          "url": "https://search.abb.com/library/Download.aspx?DocumentID=8DBD000103"
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "baseScore": 7.5,
            "baseSeverity": "HIGH",
            "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
            "version": "3.0"
          },
          "products": [
            "CSAFPID-0001",
            "CSAFPID-0002",
            "CSAFPID-0003",
            "CSAFPID-0004",
            "CSAFPID-0005",
            "CSAFPID-0006"
          ]
        }
      ]
    }
  ]
}