{
  "document": {
    "acknowledgments": [
      {
        "organization": "IDEC Corporation",
        "summary": "reported these vulnerabilities to CISA"
      }
    ],
    "category": "csaf_security_advisory",
    "csaf_version": "2.0",
    "distribution": {
      "text": "Disclosure is not limited",
      "tlp": {
        "label": "WHITE",
        "url": "https://www.cisa.gov/news-events/news/traffic-light-protocol-tlp-definitions-and-usage"
      }
    },
    "lang": "en-US",
    "notes": [
      {
        "category": "legal_disclaimer",
        "text": "This product is provided subject to this Notification (https://www.cisa.gov/notification) and this Privacy & Use policy (https://www.cisa.gov/privacy-policy).",
        "title": "Legal Notice and Terms of Use"
      },
      {
        "category": "summary",
        "text": "Successful exploitation of these vulnerabilities could allow an attacker to obtain user authentication information or disrupt communication.",
        "title": "Risk evaluation"
      },
      {
        "category": "other",
        "text": "Critical Manufacturing, Energy, Food and Agriculture, Transportation Systems",
        "title": "Critical infrastructure sectors"
      },
      {
        "category": "other",
        "text": "Worldwide",
        "title": "Countries/areas deployed"
      },
      {
        "category": "other",
        "text": "Japan",
        "title": "Company headquarters location"
      },
      {
        "category": "general",
        "text": "CISA recommends users take defensive measures to minimize the risk of exploitation of these vulnerabilities, such as:",
        "title": "Recommended Practices"
      },
      {
        "category": "general",
        "text": "Minimize network exposure for all control system devices and/or systems, ensuring they are not accessible from the Internet.",
        "title": "Recommended Practices"
      },
      {
        "category": "general",
        "text": "Locate control system networks and remote devices behind firewalls and isolating 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 current version available. Also recognize VPN is only as secure as the 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/ics. 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.",
        "title": "Recommended Practices"
      },
      {
        "category": "general",
        "text": "Additional mitigation guidance and recommended practices are publicly available on the ICS webpage at cisa.gov/ics 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"
      },
      {
        "category": "general",
        "text": "No known public exploitation specifically targeting these vulnerabilities has been reported to CISA at this time.",
        "title": "Recommended Practices"
      }
    ],
    "publisher": {
      "category": "coordinator",
      "contact_details": "central@cisa.dhs.gov",
      "name": "CISA",
      "namespace": "https://www.cisa.gov/"
    },
    "references": [
      {
        "category": "self",
        "summary": "ICS Advisory ICSA-24-263-02 JSON",
        "url": "https://raw.githubusercontent.com/cisagov/CSAF/develop/csaf_files/OT/white/2024/icsa-24-263-02.json"
      },
      {
        "category": "self",
        "summary": "ICSA Advisory ICSA-24-263-02 - Web Version",
        "url": "https://www.cisa.gov/news-events/ics-advisories/icsa-24-263-02"
      },
      {
        "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/sites/default/files/publications/Cybersecurity_Best_Practices_for_Industrial_Control_Systems.pdf"
      },
      {
        "category": "external",
        "summary": "Recommended Practices",
        "url": "https://www.cisa.gov/topics/industrial-control-systems"
      },
      {
        "category": "external",
        "summary": "Recommended Practices",
        "url": "https://www.cisa.gov/news-events/ics-alerts/ics-alert-10-301-01"
      },
      {
        "category": "external",
        "summary": "Recommended Practices",
        "url": "https://www.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/news-events/news/targeted-cyber-intrusion-detection-and-mitigation-strategies-update-b"
      },
      {
        "category": "external",
        "summary": "Recommended Practices",
        "url": "https://www.cisa.gov/secure-our-world/teach-employees-avoid-phishing"
      },
      {
        "category": "external",
        "summary": "Recommended Practices",
        "url": "https://www.cisa.gov/news-events/news/avoiding-social-engineering-and-phishing-attacks"
      }
    ],
    "title": "IDEC Products (Update A)",
    "tracking": {
      "current_release_date": "2026-02-18T07:00:00.000000Z",
      "generator": {
        "date": "2026-02-23T22:27:08.137451Z",
        "engine": {
          "name": "CISA CSAF Generator",
          "version": "1.0.0"
        }
      },
      "id": "ICSA-24-263-02",
      "initial_release_date": "2024-09-19T06:00:00.000000Z",
      "revision_history": [
        {
          "date": "2024-09-19T06:00:00.000000Z",
          "legacy_version": "Initial",
          "number": "1",
          "summary": "Initial Publication"
        },
        {
          "date": "2025-07-10T06:00:00.000000Z",
          "legacy_version": "Update A",
          "number": "2",
          "summary": "Update A - Revised product section, mitigation section and renamed title."
        },
        {
          "date": "2026-02-18T07:00:00.000000Z",
          "legacy_version": "Revision",
          "number": "3",
          "summary": "Revision - Updated IDECs advisory link"
        }
      ],
      "status": "final",
      "version": "3"
    }
  },
  "product_tree": {
    "branches": [
      {
        "branches": [
          {
            "branches": [
              {
                "category": "product_version_range",
                "name": "<=Ver.2.60",
                "product": {
                  "name": "IDEC Corporation FC6A Series MICROSmart All-in-One CPU module: <=Ver.2.60",
                  "product_id": "CSAFPID-0001"
                }
              }
            ],
            "category": "product_name",
            "name": "FC6A Series MICROSmart All-in-One CPU module"
          },
          {
            "branches": [
              {
                "category": "product_version_range",
                "name": "<=Ver.2.60",
                "product": {
                  "name": "IDEC Corporation FC6B Series MICROSmart All-in-One CPU module: <=Ver.2.60",
                  "product_id": "CSAFPID-0002"
                }
              }
            ],
            "category": "product_name",
            "name": "FC6B Series MICROSmart All-in-One CPU module"
          },
          {
            "branches": [
              {
                "category": "product_version_range",
                "name": "<=Ver.2.40",
                "product": {
                  "name": "IDEC Corporation FC6A Series MICROSmart Plus CPU module: <=Ver.2.40",
                  "product_id": "CSAFPID-0003"
                }
              }
            ],
            "category": "product_name",
            "name": "FC6A Series MICROSmart Plus CPU module"
          },
          {
            "branches": [
              {
                "category": "product_version_range",
                "name": "<=Ver.2.60",
                "product": {
                  "name": "IDEC Corporation FC6B Series MICROSmart Plus CPU module: <=Ver.2.60",
                  "product_id": "CSAFPID-0004"
                }
              }
            ],
            "category": "product_name",
            "name": "FC6B Series MICROSmart Plus CPU module"
          },
          {
            "branches": [
              {
                "category": "product_version_range",
                "name": "<=Ver.2.41",
                "product": {
                  "name": "IDEC Corporation FT1A Series SmartAXIS Pro/Lite: <=Ver.2.41",
                  "product_id": "CSAFPID-0005"
                }
              }
            ],
            "category": "product_name",
            "name": "FT1A Series SmartAXIS Pro/Lite"
          },
          {
            "branches": [
              {
                "category": "product_version_range",
                "name": "<=Ver.2.1.0",
                "product": {
                  "name": "IDEC Corporation SX8R Bus Coupler Module: <=Ver.2.1.0",
                  "product_id": "CSAFPID-0006"
                }
              }
            ],
            "category": "product_name",
            "name": "SX8R Bus Coupler Module"
          }
        ],
        "category": "vendor",
        "name": "IDEC Corporation"
      }
    ]
  },
  "vulnerabilities": [
    {
      "cve": "CVE-2024-41927",
      "cwe": {
        "id": "CWE-319",
        "name": "Cleartext Transmission of Sensitive Information"
      },
      "notes": [
        {
          "category": "summary",
          "text": "The affected products are vulnerable to a cleartext vulnerability that could allow an attacker to obtain user authentication information.",
          "title": "Vulnerability Summary"
        }
      ],
      "product_status": {
        "known_affected": [
          "CSAFPID-0001",
          "CSAFPID-0002",
          "CSAFPID-0003",
          "CSAFPID-0004",
          "CSAFPID-0005"
        ]
      },
      "references": [
        {
          "category": "external",
          "summary": "cwe.mitre.org",
          "url": "https://cwe.mitre.org/data/definitions/319.html"
        },
        {
          "category": "external",
          "summary": "www.cve.org",
          "url": "https://www.cve.org/CVERecord?id=CVE-2024-41927"
        },
        {
          "category": "external",
          "summary": "www.first.org",
          "url": "https://www.first.org/cvss/calculator/3.1#CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N"
        }
      ],
      "remediations": [
        {
          "category": "mitigation",
          "details": "Apply the appropriate software update according to the information provided by the developer:",
          "product_ids": [
            "CSAFPID-0001",
            "CSAFPID-0002",
            "CSAFPID-0003",
            "CSAFPID-0004",
            "CSAFPID-0005"
          ]
        },
        {
          "category": "vendor_fix",
          "details": "FC6A Series MICROSmart All-in-One CPU module: Ver.2.70 and later",
          "product_ids": [
            "CSAFPID-0001"
          ]
        },
        {
          "category": "vendor_fix",
          "details": "FC6B Series MICROSmart All-in-One CPU module: Ver.2.70 and later",
          "product_ids": [
            "CSAFPID-0002"
          ]
        },
        {
          "category": "vendor_fix",
          "details": "FC6A Series MICROSmart Plus CPU module: Ver.2.50 and later",
          "product_ids": [
            "CSAFPID-0003"
          ]
        },
        {
          "category": "vendor_fix",
          "details": "FC6B Series MICROSmart Plus CPU module: Ver.2.70 and later",
          "product_ids": [
            "CSAFPID-0004"
          ]
        },
        {
          "category": "vendor_fix",
          "details": "FT1A Series SmartAXIS Pro/Lite: Ver.2.50 and later",
          "product_ids": [
            "CSAFPID-0005"
          ]
        },
        {
          "category": "mitigation",
          "details": "For more information, reference the IDEC Corporation advisory:",
          "product_ids": [
            "CSAFPID-0001",
            "CSAFPID-0002",
            "CSAFPID-0003",
            "CSAFPID-0004",
            "CSAFPID-0005"
          ]
        },
        {
          "category": "mitigation",
          "details": "Vulnerabilities regarding plaintext transmission of sensitive information and predictable ID usage(https://us.idec.com/media/24-RD-0256-EN-b.pdf)",
          "product_ids": [
            "CSAFPID-0001",
            "CSAFPID-0002",
            "CSAFPID-0003",
            "CSAFPID-0004",
            "CSAFPID-0005"
          ],
          "url": "https://us.idec.com/media/24-RD-0256-EN-b.pdf"
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "baseScore": 4.6,
            "baseSeverity": "MEDIUM",
            "vectorString": "CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N",
            "version": "3.1"
          },
          "products": [
            "CSAFPID-0001",
            "CSAFPID-0002",
            "CSAFPID-0003",
            "CSAFPID-0004",
            "CSAFPID-0005"
          ]
        }
      ]
    },
    {
      "cve": "CVE-2024-28957",
      "cwe": {
        "id": "CWE-340",
        "name": "Generation of Predictable Numbers or Identifiers"
      },
      "notes": [
        {
          "category": "summary",
          "text": "The affected products are vulnerable to a predictable identifiers vulnerability, which may allow an attacker to disrupt communications.",
          "title": "Vulnerability Summary"
        }
      ],
      "product_status": {
        "known_affected": [
          "CSAFPID-0001",
          "CSAFPID-0002",
          "CSAFPID-0003",
          "CSAFPID-0004",
          "CSAFPID-0006"
        ]
      },
      "references": [
        {
          "category": "external",
          "summary": "cwe.mitre.org",
          "url": "https://cwe.mitre.org/data/definitions/340.html"
        },
        {
          "category": "external",
          "summary": "www.cve.org",
          "url": "https://www.cve.org/CVERecord?id=CVE-2024-28957"
        },
        {
          "category": "external",
          "summary": "www.first.org",
          "url": "https://www.first.org/cvss/calculator/3.1#CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L"
        }
      ],
      "remediations": [
        {
          "category": "mitigation",
          "details": "Apply the appropriate software update according to the information provided by the developer:",
          "product_ids": [
            "CSAFPID-0001",
            "CSAFPID-0002",
            "CSAFPID-0003",
            "CSAFPID-0004",
            "CSAFPID-0006"
          ]
        },
        {
          "category": "vendor_fix",
          "details": "FC6A Series MICROSmart All-in-One CPU module: Ver.2.70 and later",
          "product_ids": [
            "CSAFPID-0001"
          ]
        },
        {
          "category": "vendor_fix",
          "details": "FC6B Series MICROSmart All-in-One CPU module: Ver.2.70 and later",
          "product_ids": [
            "CSAFPID-0002"
          ]
        },
        {
          "category": "vendor_fix",
          "details": "FC6A Series MICROSmart Plus CPU module: Ver.2.50 and later",
          "product_ids": [
            "CSAFPID-0003"
          ]
        },
        {
          "category": "vendor_fix",
          "details": "FC6B Series MICROSmart Plus CPU module: Ver.2.70 and later",
          "product_ids": [
            "CSAFPID-0004"
          ]
        },
        {
          "category": "vendor_fix",
          "details": "SX8R Bus Coupler Module: Ver.2.2.0 and later",
          "product_ids": [
            "CSAFPID-0006"
          ]
        },
        {
          "category": "mitigation",
          "details": "For more information, reference the IDEC Corporation advisory:",
          "product_ids": [
            "CSAFPID-0001",
            "CSAFPID-0002",
            "CSAFPID-0003",
            "CSAFPID-0004",
            "CSAFPID-0006"
          ]
        },
        {
          "category": "mitigation",
          "details": "Vulnerabilities regarding plaintext transmission of sensitive information and predictable ID usage(https://us.idec.com/media/24-RD-0256-EN-b.pdf)",
          "product_ids": [
            "CSAFPID-0001",
            "CSAFPID-0002",
            "CSAFPID-0003",
            "CSAFPID-0004",
            "CSAFPID-0006"
          ],
          "url": "https://us.idec.com/media/24-RD-0256-EN-b.pdf"
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "baseScore": 5.3,
            "baseSeverity": "MEDIUM",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L",
            "version": "3.1"
          },
          "products": [
            "CSAFPID-0001",
            "CSAFPID-0002",
            "CSAFPID-0003",
            "CSAFPID-0004",
            "CSAFPID-0006"
          ]
        }
      ]
    }
  ]
}