{
  "document": {
    "acknowledgments": [
      {
        "organization": "Hitachi Energy PSIRT",
        "summary": "reporting these vulnerabilities to CISA."
      }
    ],
    "aggregate_severity": {
      "namespace": "https://www.first.org/cvss/specification-document",
      "text": "MEDIUM"
    },
    "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": "summary",
        "text": "Hitachi Energy is aware of the vulnerabilities CVE-2023-5767, CVE-2023-5768 and CVE-2023-5769 in the Web server and HCI IEC 60870-5-104 component, that affects the RTU500 versions that are listed below. An at-\ntacker successfully exploiting these vulnerabilities could perform cross-site scripting on web server or denial of service on HCI IEC 60870-5-104. Please refer to the Recommended Immediate Actions for information about the available mitigation/remediation strategies.",
        "title": "Summary"
      },
      {
        "category": "legal_disclaimer",
        "text": "The information in this document is subject to change without notice and should not be construed as a commitment by Hitachi Energy. Hitachi Energy provides no warranty, express or implied, including warran-ties of merchantability and fitness for a particular purpose, for the information contained in this document, and assumes no responsibility for any errors that may appear in this document. In no event shall Hitachi Energy or any of its suppliers be liable for direct, indirect, special, incidental or consequential damages of any nature or kind arising from the use of this document, or from the use of any hardware or software de-scribed in this document, even if Hitachi Energy or its suppliers have been advised of the possibility of such damages. This document and parts hereof must not be reproduced or copied without written permission from Hitachi Energy and the contents hereof must not be imparted to a third party nor used for any unauthorized purpose. All rights to registrations and trademarks reside with their respective owners.",
        "title": "Notice"
      },
      {
        "category": "general",
        "text": "Recommended security practices and firewall configurations can help protect a process control network from attacks that originate from outside the network. Such practices include that process control systems are physically protected from direct access by unauthorized personnel, have no direct connections to the Internet, and are separated from other networks by means of a firewall system that has a minimal number of ports exposed, and others that have to be evaluated case by case. Process control systems should not be used for Internet surfing, instant messaging, or receiving e-mails. Portable computers and removable storage media should be carefully scanned for viruses before they are connected to a control system.",
        "title": "General Mitigation Factors/Workarounds"
      },
      {
        "category": "other",
        "text": "For additional information and support please contact your product provider or Hitachi Energy service organization. For contact information, see https://www.hitachienergy.com/contact-us/ for Hitachi Energy contact-centers.",
        "title": "Support"
      },
      {
        "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": "other",
        "text": "This CISA CSAF advisory was converted from Hitachi Energy PSIRT\u0027s CSAF advisory.",
        "title": "Advisory Conversion Disclaimer"
      },
      {
        "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 exploitation risk of this vulnerability.",
        "title": "Recommended Practices"
      },
      {
        "category": "general",
        "text": "Minimize network exposure for all control system devices and/or systems, and ensure they are not accessible from the internet.",
        "title": "Recommended Practices"
      },
      {
        "category": "general",
        "text": "Locate control system networks and remote devices behind firewalls and isolate them from business networks.",
        "title": "Recommended Practices"
      },
      {
        "category": "general",
        "text": "When remote access is required, use more secure methods, such as Virtual Private Networks (VPNs), recognizing VPNs may have vulnerabilities and should be updated to the most recent version available. Also recognize VPN is only as secure as its connected devices.",
        "title": "Recommended Practices"
      },
      {
        "category": "general",
        "text": "CISA reminds organizations to perform proper impact analysis and risk assessment prior to deploying defensive measures.",
        "title": "Recommended Practices"
      },
      {
        "category": "general",
        "text": "CISA also provides a section for control systems security recommended practices on the ICS webpage on cisa.gov. Several CISA products detailing cyber defense best practices are available for reading and download, including Improving Industrial Control Systems Cybersecurity with Defense-in-Depth Strategies.",
        "title": "Recommended Practices"
      },
      {
        "category": "general",
        "text": "CISA encourages organizations to implement recommended cybersecurity strategies for proactive defense of ICS assets. Additional mitigation guidance and recommended practices are publicly available on the ICS webpage at cisa.gov in the technical information paper, ICS-TIP-12-146-01B--Targeted Cyber Intrusion Detection and Mitigation Strategies.",
        "title": "Recommended Practices"
      },
      {
        "category": "general",
        "text": "Organizations observing suspected malicious activity should follow established internal procedures and report findings to CISA for tracking and correlation against other incidents.",
        "title": "Recommended Practices"
      }
    ],
    "publisher": {
      "category": "other",
      "contact_details": "central@cisa.dhs.gov",
      "name": "CISA",
      "namespace": "https://www.cisa.gov/"
    },
    "references": [
      {
        "category": "self",
        "summary": "ICS Advisory ICSA-25-128-02 JSON",
        "url": "https://raw.githubusercontent.com/cisagov/CSAF/develop/csaf_files/OT/white/2025/icsa-25-128-02.json"
      },
      {
        "category": "self",
        "summary": "Cybersecurity Advisory - Multiple Vulnerabilities in Hitachi Energy\u2019s RTU500 series Product",
        "url": "https://publisher.hitachienergy.com/preview?DocumentId=8DBD000176\u0026languageCode=en\u0026Preview=true"
      },
      {
        "category": "self",
        "summary": "ICS Advisory ICSA-25-128-02 - Web Version",
        "url": "https://www.cisa.gov/news-events/ics-advisories/icsa-25-128-02"
      },
      {
        "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/resources-tools/resources/ics-recommended-practices"
      },
      {
        "category": "external",
        "summary": "Recommended Practices",
        "url": "https://www.cisa.gov/topics/industrial-control-systems"
      },
      {
        "category": "external",
        "summary": "Recommended Practices",
        "url": "https://us-cert.cisa.gov/sites/default/files/recommended_practices/NCCIC_ICS-CERT_Defense_in_Depth_2016_S508C.pdf"
      },
      {
        "category": "external",
        "summary": "Recommended Practices",
        "url": "https://www.cisa.gov/sites/default/files/publications/Cybersecurity_Best_Practices_for_Industrial_Control_Systems.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": "2024-12-18T09:00:00.000000Z",
      "generator": {
        "date": "2025-05-08T16:28:02.864079Z",
        "engine": {
          "name": "CISA CSAF Generator",
          "version": "1.0.0"
        }
      },
      "id": "ICSA-25-128-02",
      "initial_release_date": "2023-11-28T13:30:00.000000Z",
      "revision_history": [
        {
          "date": "2023-11-28T13:30:00.000000Z",
          "number": "1",
          "summary": "Initial version."
        },
        {
          "date": "2023-12-13T11:00:00.000000Z",
          "number": "2",
          "summary": "Corrected CVE IDs"
        },
        {
          "date": "2024-02-27T11:00:00.000000Z",
          "number": "3",
          "summary": "Updated fixed versions 13.2.7 and 13.4.4 for 13.2.x and 13.4.x series respectively under \u201cRecommended Actions\u201d"
        },
        {
          "date": "2024-03-26T11:00:00.000000Z",
          "number": "4",
          "summary": "Updated fixed version 12.7.7 for 12.7.x series under \u201cRecommended Actions\u201d"
        },
        {
          "date": "2024-10-01T10:00:00.000000Z",
          "number": "5",
          "summary": "Updated fixed versions 12.6.10 and 12.2.12 for 12.6.x and 12.2.x series respectively under \u201cRecommended Actions\u201d"
        },
        {
          "date": "2024-12-18T09:00:00.000000Z",
          "number": "6",
          "summary": "Updated fixed versions 12.4.12 and 12.0.15 under \u201cRecommended Actions\u201d"
        }
      ],
      "status": "final",
      "version": "6"
    }
  },
  "product_tree": {
    "branches": [
      {
        "branches": [
          {
            "branches": [
              {
                "category": "product_version_range",
                "name": "\u003e=12.0.1|\u003c=12.0.14",
                "product": {
                  "name": "RTU500 series CMU Firmware version 12.0.1 \u2013 12.0.14",
                  "product_id": "CSAFPID-0001"
                }
              },
              {
                "category": "product_version_range",
                "name": "\u003e=12.2.1|\u003c=12.2.11",
                "product": {
                  "name": "RTU500 series CMU Firmware version 12.2.1 \u2013 12.2.11",
                  "product_id": "CSAFPID-0002"
                }
              },
              {
                "category": "product_version_range",
                "name": "\u003e=12.6.1|\u003c=12.6.9",
                "product": {
                  "name": "RTU500 series CMU Firmware version 12.6.1 \u2013 12.6.9",
                  "product_id": "CSAFPID-0003"
                }
              },
              {
                "category": "product_version_range",
                "name": "\u003e=12.7.1|\u003c=12.7.6",
                "product": {
                  "name": "RTU500 series CMU Firmware version 12.7.1 \u2013 12.7.6",
                  "product_id": "CSAFPID-0004"
                }
              },
              {
                "category": "product_version_range",
                "name": "\u003e=13.2.1|\u003c=13.2.6",
                "product": {
                  "name": "RTU500 series CMU Firmware version 13.2.1 \u2013 13.2.6",
                  "product_id": "CSAFPID-0005"
                }
              },
              {
                "category": "product_version_range",
                "name": "\u003e=13.4.1|\u003c=13.4.3",
                "product": {
                  "name": "RTU500 series CMU Firmware version 13.4.1 \u2013 13.4.3",
                  "product_id": "CSAFPID-0006"
                }
              },
              {
                "category": "product_version",
                "name": "12.0.15",
                "product": {
                  "name": "RTU500 series CMU Firmware version 12.0.15",
                  "product_id": "CSAFPID-0007"
                }
              },
              {
                "category": "product_version",
                "name": "12.2.12",
                "product": {
                  "name": "RTU500 series CMU Firmware version 12.2.12",
                  "product_id": "CSAFPID-0008"
                }
              },
              {
                "category": "product_version",
                "name": "12.4.12",
                "product": {
                  "name": "RTU500 series CMU Firmware version 12.4.12",
                  "product_id": "CSAFPID-0009"
                }
              },
              {
                "category": "product_version",
                "name": "12.6.10",
                "product": {
                  "name": "RTU500 series CMU Firmware version 12.6.10",
                  "product_id": "CSAFPID-0010"
                }
              },
              {
                "category": "product_version_range",
                "name": "\u003e=12.4.1|\u003c=12.4.11",
                "product": {
                  "name": "RTU500 series CMU Firmware version 12.4.1 \u2013 12.4.11 ",
                  "product_id": "CSAFPID-0011"
                }
              },
              {
                "category": "product_version",
                "name": "12.7.7",
                "product": {
                  "name": "RTU500 series CMU Firmware version 12.7.7",
                  "product_id": "CSAFPID-0012"
                }
              },
              {
                "category": "product_version",
                "name": "13.2.7",
                "product": {
                  "name": "RTU500 series CMU Firmware version 13.2.7",
                  "product_id": "CSAFPID-0013"
                }
              },
              {
                "category": "product_version",
                "name": "13.4.4",
                "product": {
                  "name": "RTU500 series CMU Firmware version 13.4.4",
                  "product_id": "CSAFPID-0014"
                }
              },
              {
                "category": "product_version",
                "name": "13.5.1",
                "product": {
                  "name": "RTU500 series CMU Firmware version 13.5.1",
                  "product_id": "CSAFPID-0015"
                }
              },
              {
                "category": "product_version_range",
                "name": "\u003e=12.0.1|\u003c=13.4.3",
                "product": {
                  "name": "RTU500 series CMU Firmware version 12.0.1 \u2013 13.4.3",
                  "product_id": "CSAFPID-0016"
                }
              }
            ],
            "category": "product_name",
            "name": "RTU500 series Product"
          }
        ],
        "category": "vendor",
        "name": "Hitachi Energy"
      }
    ]
  },
  "vulnerabilities": [
    {
      "cve": "CVE-2023-5767",
      "cwe": {
        "id": "CWE-79",
        "name": "Improper Neutralization of Input During Web Page Generation (\u0027Cross-site Scripting\u0027)"
      },
      "notes": [
        {
          "category": "description",
          "text": "A vulnerability exists in the webserver that affects the RTU500 series product versions listed below. A malicious actor could perform cross-site scripting on the webserver due to an RDT language file being improperly sanitized.",
          "title": "CVE description"
        }
      ],
      "product_status": {
        "known_affected": [
          "CSAFPID-0001",
          "CSAFPID-0002",
          "CSAFPID-0011",
          "CSAFPID-0003",
          "CSAFPID-0004",
          "CSAFPID-0005",
          "CSAFPID-0006"
        ]
      },
      "references": [
        {
          "category": "self",
          "summary": "NVD - CVE-2023-5767",
          "url": "https://nvd.nist.gov/vuln/detail/CVE-2023-5767"
        }
      ],
      "remediations": [
        {
          "category": "vendor_fix",
          "details": "Update to the respective series fixed versions - 12.0.15, 12.2.12, 12.4.12, 12.6.10, 12.7.7, 13.2.7, 13.4.4 (or 13.5.1)",
          "product_ids": [
            "CSAFPID-0001",
            "CSAFPID-0002",
            "CSAFPID-0011",
            "CSAFPID-0003",
            "CSAFPID-0004",
            "CSAFPID-0005",
            "CSAFPID-0006"
          ]
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "LOW",
            "baseScore": 6,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "LOW",
            "environmentalScore": 6,
            "environmentalSeverity": "MEDIUM",
            "integrityImpact": "HIGH",
            "privilegesRequired": "HIGH",
            "scope": "UNCHANGED",
            "temporalScore": 6,
            "temporalSeverity": "MEDIUM",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:H/A:L",
            "version": "3.1"
          },
          "products": [
            "CSAFPID-0001",
            "CSAFPID-0002",
            "CSAFPID-0011",
            "CSAFPID-0003",
            "CSAFPID-0004",
            "CSAFPID-0005",
            "CSAFPID-0006"
          ]
        }
      ]
    },
    {
      "cve": "CVE-2023-5768",
      "cwe": {
        "id": "CWE-1285",
        "name": "Improper Validation of Specified Index, Position, or Offset in Input"
      },
      "notes": [
        {
          "category": "description",
          "text": "A vulnerability exists in the webserver that affects the RTU500 series product versions listed below. A malicious actor could perform cross-site scripting on the webserver due to user input being improperly sanitized.",
          "title": "CVE description"
        }
      ],
      "product_status": {
        "known_affected": [
          "CSAFPID-0001",
          "CSAFPID-0002",
          "CSAFPID-0011",
          "CSAFPID-0003",
          "CSAFPID-0004",
          "CSAFPID-0005",
          "CSAFPID-0006"
        ]
      },
      "references": [
        {
          "category": "self",
          "summary": "NVD - CVE-2023-5768",
          "url": "https://nvd.nist.gov/vuln/detail/CVE-2023-5768"
        }
      ],
      "remediations": [
        {
          "category": "vendor_fix",
          "details": "Update to the respective series fixed versions - 12.0.15, 12.2.12, 12.4.12, 12.6.10, 12.7.7, 13.2.7, 13.4.4 (or 13.5.1)",
          "product_ids": [
            "CSAFPID-0001",
            "CSAFPID-0002",
            "CSAFPID-0011",
            "CSAFPID-0003",
            "CSAFPID-0004",
            "CSAFPID-0005",
            "CSAFPID-0006"
          ]
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "NONE",
            "baseScore": 5.4,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "LOW",
            "environmentalScore": 5.4,
            "environmentalSeverity": "MEDIUM",
            "integrityImpact": "LOW",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "temporalScore": 5.4,
            "temporalSeverity": "MEDIUM",
            "userInteraction": "REQUIRED",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N",
            "version": "3.1"
          },
          "products": [
            "CSAFPID-0001",
            "CSAFPID-0002",
            "CSAFPID-0011",
            "CSAFPID-0003",
            "CSAFPID-0004",
            "CSAFPID-0005",
            "CSAFPID-0006"
          ]
        }
      ]
    },
    {
      "cve": "CVE-2023-5769",
      "cwe": {
        "id": "CWE-79",
        "name": "Improper Neutralization of Input During Web Page Generation (\u0027Cross-site Scripting\u0027)"
      },
      "notes": [
        {
          "category": "description",
          "text": "A vulnerability exists in the HCI IEC 60870-5-104 that affects the RTU500 series product versions listed below.  \nIncomplete or wrong received APDU frame layout may cause blocking on link layer. Error reason was an endless blocking when reading incoming frames on link layer with wrong length information of APDU or delayed reception of data octets. \nOnly communication link of affected HCI IEC 60870-5-104 is blocked. If attack sequence stops the communication to the previously attacked link gets normal again. ",
          "title": "CVE description"
        }
      ],
      "product_status": {
        "known_affected": [
          "CSAFPID-0001",
          "CSAFPID-0002",
          "CSAFPID-0011",
          "CSAFPID-0003",
          "CSAFPID-0004",
          "CSAFPID-0005",
          "CSAFPID-0006"
        ]
      },
      "references": [
        {
          "category": "self",
          "summary": "NVD - CVE-2023-5769",
          "url": "https://nvd.nist.gov/vuln/detail/CVE-2023-5769"
        }
      ],
      "remediations": [
        {
          "category": "vendor_fix",
          "details": "Update to the respective series fixed versions - 12.0.15, 12.2.12, 12.4.12, 12.6.10, 12.7.7, 13.2.7, 13.4.4 (or 13.5.1)",
          "product_ids": [
            "CSAFPID-0001",
            "CSAFPID-0002",
            "CSAFPID-0011",
            "CSAFPID-0003",
            "CSAFPID-0004",
            "CSAFPID-0005",
            "CSAFPID-0006"
          ]
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "attackComplexity": "HIGH",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 5.9,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "NONE",
            "environmentalScore": 5.9,
            "environmentalSeverity": "MEDIUM",
            "integrityImpact": "NONE",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "temporalScore": 5.9,
            "temporalSeverity": "MEDIUM",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H",
            "version": "3.1"
          },
          "products": [
            "CSAFPID-0001",
            "CSAFPID-0002",
            "CSAFPID-0011",
            "CSAFPID-0003",
            "CSAFPID-0004",
            "CSAFPID-0005",
            "CSAFPID-0006"
          ]
        }
      ]
    }
  ]
}