{
  "document": {
    "acknowledgments": [
      {
        "organization": "Hitachi Energy PSIRT",
        "summary": "reporting this vulnerability to CISA."
      },
      {
        "names": [
          "Darius Pavelescu",
          "Bernhard Rader"
        ],
        "organization": "Limes Security",
        "summary": "responsibly reporting this vulnerability and for assisting Hitachi Energy to help protect customers."
      }
    ],
    "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 a vulnerability that affects the XMC20 versions listed below. Please refer to the \u201cRecommended Immediate Actions\u201d for information about the remediation. ",
        "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 these vulnerabilities.",
        "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-25-063-04 JSON",
        "url": "https://raw.githubusercontent.com/cisagov/CSAF/develop/csaf_files/OT/white/2025/icsa-25-063-04.json"
      },
      {
        "category": "self",
        "summary": "CYBERSECURITY ADVISORY - Zip Slip Vulnerability in Hitachi Energy\u2019s XMC20",
        "url": "https://publisher.hitachienergy.com/preview?DocumentId=8DBD000202\u0026languageCode=en\u0026Preview=true"
      },
      {
        "category": "self",
        "summary": "ICS Advisory ICSA-25-063-04 - Web Version",
        "url": "https://www.cisa.gov/news-events/ics-advisories/icsa-25-063-04"
      },
      {
        "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/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 XMC20",
    "tracking": {
      "current_release_date": "2024-06-11T12:30:00.000000Z",
      "generator": {
        "date": "2024-06-11T15:40:33.237000Z",
        "engine": {
          "name": "CISA CSAF Generator",
          "version": "1.0.0"
        }
      },
      "id": "ICSA-25-063-04",
      "initial_release_date": "2024-06-11T12:30:00.000000Z",
      "revision_history": [
        {
          "date": "2024-06-11T12:30:00.000000Z",
          "number": "1.0.0",
          "summary": "Initial version."
        }
      ],
      "status": "final",
      "version": "1.0.0"
    }
  },
  "product_tree": {
    "branches": [
      {
        "branches": [
          {
            "branches": [
              {
                "category": "product_version_range",
                "name": "\u003c=R15A",
                "product": {
                  "name": "XMC20 R15A and older including all subversions",
                  "product_id": "CSAFPID-0001"
                }
              },
              {
                "category": "product_version",
                "name": "R15B",
                "product": {
                  "name": "XMC20 R15B",
                  "product_id": "CSAFPID-0002"
                }
              },
              {
                "category": "product_version",
                "name": "R16A",
                "product": {
                  "name": "XMC20 R16A",
                  "product_id": "CSAFPID-0003"
                }
              },
              {
                "category": "product_version",
                "name": "R16B_Revision_C",
                "product": {
                  "name": "XMC20 R16B Revision C (cent2_r16b04_02, co5ne_r16b04_02) and older including all subversions",
                  "product_id": "CSAFPID-0004"
                }
              },
              {
                "category": "product_version",
                "name": "R16B_Revision_D",
                "product": {
                  "name": "XMC20 R16B Revision D, version (cent2_r16b04_07, co5ne_r16b04_07)",
                  "product_id": "CSAFPID-0005"
                }
              }
            ],
            "category": "product_family",
            "name": "XMC20"
          }
        ],
        "category": "vendor",
        "name": "Hitachi Energy"
      }
    ]
  },
  "vulnerabilities": [
    {
      "cve": "CVE-2024-2461",
      "cwe": {
        "id": "CWE-23",
        "name": "Relative Path Traversal"
      },
      "notes": [
        {
          "category": "description",
          "text": "Hitachi Energy is aware of a vulnerability that affects the XMC20. If exploited an attacker could traverse the file system to access files or directories that would otherwise be inaccessible.",
          "title": "CVE description"
        }
      ],
      "product_status": {
        "fixed": [
          "CSAFPID-0005"
        ],
        "known_affected": [
          "CSAFPID-0001",
          "CSAFPID-0002",
          "CSAFPID-0003",
          "CSAFPID-0004"
        ],
        "recommended": [
          "CSAFPID-0005"
        ]
      },
      "references": [
        {
          "category": "self",
          "summary": "NVD - CVE-2024-2461",
          "url": "https://nvd.nist.gov/vuln/detail/CVE-2024-2461"
        }
      ],
      "remediations": [
        {
          "category": "vendor_fix",
          "details": "Update to XMC20 R16B Revision D, version (cent2_r16b04_07, co5ne_r16b04_07) and apply general mitigation factors.\n(Hitachi Energy recommends that customers apply the update at the earliest convenience)",
          "product_ids": [
            "CSAFPID-0004"
          ]
        },
        {
          "category": "vendor_fix",
          "details": "Recommended to update to XMC20 R16B Revision D, version (cent2_r16b04_07, co5ne_r16b04_07) and apply general mitigation factors.",
          "product_ids": [
            "CSAFPID-0002"
          ]
        },
        {
          "category": "no_fix_planned",
          "details": "EOL versions - no remediation will be available. Recommended to update to XMC20 R16B Revision D, version (cent2_r16b04_07, co5ne_r16b04_07) and apply general mitigation factors.",
          "product_ids": [
            "CSAFPID-0001",
            "CSAFPID-0003"
          ]
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "NONE",
            "baseScore": 4.9,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "NONE",
            "environmentalScore": 4.9,
            "environmentalSeverity": "MEDIUM",
            "integrityImpact": "HIGH",
            "privilegesRequired": "HIGH",
            "scope": "UNCHANGED",
            "temporalScore": 4.9,
            "temporalSeverity": "MEDIUM",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:N",
            "version": "3.1"
          },
          "products": [
            "CSAFPID-0001",
            "CSAFPID-0002",
            "CSAFPID-0003",
            "CSAFPID-0004"
          ]
        }
      ]
    }
  ]
}