{
  "document": {
    "acknowledgments": [
      {
        "organization": "Siemens ProductCERT",
        "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",
    "notes": [
      {
        "category": "summary",
        "text": "SIMATIC RTLS Gateways are affected by vulnerabilities that were disclosed by JSOF research lab \n\u201cRipple20\u201d for the TCP/IP stack.\nSiemens recommends countermeasures for products where fixes are not, or not yet available.",
        "title": "Summary"
      },
      {
        "category": "general",
        "text": "As a general security measure, Siemens strongly recommends to protect network access to devices with appropriate mechanisms. In order to operate the devices in a protected IT environment, Siemens recommends to configure the environment according to Siemens\u0027 operational guidelines for Industrial Security (Download: \nhttps://www.siemens.com/cert/operational-guidelines-industrial-security), and to follow the recommendations in the product manuals.\nAdditional information on Industrial Security by Siemens can be found at: https://www.siemens.com/industrialsecurity",
        "title": "General Recommendations"
      },
      {
        "category": "general",
        "text": "For further inquiries on security vulnerabilities in Siemens products and solutions, please contact the Siemens ProductCERT: https://www.siemens.com/cert/advisories",
        "title": "Additional Resources"
      },
      {
        "category": "legal_disclaimer",
        "text": "Siemens Security Advisories are subject to the terms and conditions contained in Siemens\u0027 underlying license terms or other applicable agreements previously agreed to with Siemens (hereinafter \"License Terms\"). To the extent applicable to information, software or documentation made available in or through a Siemens Security Advisory, the Terms of Use of Siemens\u0027 Global Website (https://www.siemens.com/terms_of_use, hereinafter \"Terms of Use\"), in particular Sections 8-10 of the Terms of Use, shall apply additionally. In case of conflicts, the License Terms shall prevail over the Terms of Use.",
        "title": "Terms of Use"
      },
      {
        "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 Siemens ProductCERT\u0027s CSAF advisory.",
        "title": "Advisory Conversion Disclaimer"
      },
      {
        "category": "other",
        "text": "Multiple",
        "title": "Critical infrastructure sectors"
      },
      {
        "category": "other",
        "text": "Worldwide",
        "title": "Countries/areas deployed"
      },
      {
        "category": "other",
        "text": "Germany",
        "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": "SSA-647068: Ripple20 in SIMATIC RTLS Gateways - CSAF Version",
        "url": "https://cert-portal.siemens.com/productcert/csaf/ssa-647068.json"
      },
      {
        "category": "self",
        "summary": "SSA-647068: Ripple20 in SIMATIC RTLS Gateways - HTML Version",
        "url": "https://cert-portal.siemens.com/productcert/html/ssa-647068.html"
      },
      {
        "category": "self",
        "summary": "SSA-647068: Ripple20 in SIMATIC RTLS Gateways - PDF Version",
        "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-647068.pdf"
      },
      {
        "category": "self",
        "summary": "SSA-647068: Ripple20 in SIMATIC RTLS Gateways - TXT Version",
        "url": "https://cert-portal.siemens.com/productcert/txt/ssa-647068.txt"
      },
      {
        "category": "self",
        "summary": "ICS Advisory ICSA-24-046-03 JSON",
        "url": "https://raw.githubusercontent.com/cisagov/CSAF/develop/csaf_files/OT/white/2024/icsa-24-046-03.json"
      },
      {
        "category": "self",
        "summary": "ICS Advisory ICSA-24-046-03 - Web Version",
        "url": "https://www.cisa.gov/news-events/ics-advisories/icsa-24-046-03"
      },
      {
        "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": "Siemens SIMATIC RTLS Gateways",
    "tracking": {
      "current_release_date": "2024-02-13T00:00:00.000000Z",
      "generator": {
        "engine": {
          "name": "CISA CSAF Generator",
          "version": "1"
        }
      },
      "id": "ICSA-24-046-03",
      "initial_release_date": "2024-02-13T00:00:00.000000Z",
      "revision_history": [
        {
          "date": "2024-02-13T00:00:00.000000Z",
          "legacy_version": "1.0",
          "number": "1",
          "summary": "Publication Date"
        }
      ],
      "status": "final",
      "version": "1"
    }
  },
  "product_tree": {
    "branches": [
      {
        "branches": [
          {
            "branches": [
              {
                "category": "product_version_range",
                "name": "vers:all/*",
                "product": {
                  "name": "SIMATIC RTLS Gateway RTLS4030G, CMIIT (6GT2701-5DB23)",
                  "product_id": "CSAFPID-0001",
                  "product_identification_helper": {
                    "model_numbers": [
                      "6GT2701-5DB23"
                    ]
                  }
                }
              }
            ],
            "category": "product_name",
            "name": "SIMATIC RTLS Gateway RTLS4030G, CMIIT (6GT2701-5DB23)"
          },
          {
            "branches": [
              {
                "category": "product_version_range",
                "name": "vers:all/*",
                "product": {
                  "name": "SIMATIC RTLS Gateway RTLS4030G, ETSI (6GT2701-5DB03)",
                  "product_id": "CSAFPID-0002",
                  "product_identification_helper": {
                    "model_numbers": [
                      "6GT2701-5DB03"
                    ]
                  }
                }
              }
            ],
            "category": "product_name",
            "name": "SIMATIC RTLS Gateway RTLS4030G, ETSI (6GT2701-5DB03)"
          },
          {
            "branches": [
              {
                "category": "product_version_range",
                "name": "vers:all/*",
                "product": {
                  "name": "SIMATIC RTLS Gateway RTLS4030G, FCC (6GT2701-5DB13)",
                  "product_id": "CSAFPID-0003",
                  "product_identification_helper": {
                    "model_numbers": [
                      "6GT2701-5DB13"
                    ]
                  }
                }
              }
            ],
            "category": "product_name",
            "name": "SIMATIC RTLS Gateway RTLS4030G, FCC (6GT2701-5DB13)"
          },
          {
            "branches": [
              {
                "category": "product_version_range",
                "name": "vers:all/*",
                "product": {
                  "name": "SIMATIC RTLS Gateway RTLS4030G, ISED (6GT2701-5DB33)",
                  "product_id": "CSAFPID-0004",
                  "product_identification_helper": {
                    "model_numbers": [
                      "6GT2701-5DB33"
                    ]
                  }
                }
              }
            ],
            "category": "product_name",
            "name": "SIMATIC RTLS Gateway RTLS4030G, ISED (6GT2701-5DB33)"
          },
          {
            "branches": [
              {
                "category": "product_version_range",
                "name": "vers:all/*",
                "product": {
                  "name": "SIMATIC RTLS Gateway RTLS4430G, Chirp, ETSI, FCC, ISED, IP65 (6GT2701-5CB03)",
                  "product_id": "CSAFPID-0005",
                  "product_identification_helper": {
                    "model_numbers": [
                      "6GT2701-5CB03"
                    ]
                  }
                }
              }
            ],
            "category": "product_name",
            "name": "SIMATIC RTLS Gateway RTLS4430G, Chirp, ETSI, FCC, ISED, IP65 (6GT2701-5CB03)"
          }
        ],
        "category": "vendor",
        "name": "Siemens"
      }
    ]
  },
  "vulnerabilities": [
    {
      "cve": "CVE-2020-11896",
      "cwe": {
        "id": "CWE-130",
        "name": "Improper Handling of Length Parameter Inconsistency"
      },
      "notes": [
        {
          "category": "summary",
          "text": "The Treck TCP/IP stack on affected devices improperly handles length parameter inconsistencies. Unauthenticated remote attackers may be able to send specially crafted IP packets which could lead to a denial of service condition or remote code execution.",
          "title": "Summary"
        }
      ],
      "product_status": {
        "known_affected": [
          "CSAFPID-0001",
          "CSAFPID-0002",
          "CSAFPID-0003",
          "CSAFPID-0004",
          "CSAFPID-0005"
        ]
      },
      "remediations": [
        {
          "category": "no_fix_planned",
          "details": "Currently no fix is planned",
          "product_ids": [
            "CSAFPID-0001",
            "CSAFPID-0002",
            "CSAFPID-0003",
            "CSAFPID-0004",
            "CSAFPID-0005"
          ]
        },
        {
          "category": "workaround",
          "details": "Implement Security recommendations according to the product manual",
          "product_ids": [
            "CSAFPID-0001",
            "CSAFPID-0002",
            "CSAFPID-0003",
            "CSAFPID-0004",
            "CSAFPID-0005"
          ]
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "baseScore": 7.5,
            "baseSeverity": "HIGH",
            "vectorString": "CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H/E:P/RL:O/RC:C",
            "version": "3.1"
          },
          "products": [
            "CSAFPID-0001",
            "CSAFPID-0002",
            "CSAFPID-0003",
            "CSAFPID-0004",
            "CSAFPID-0005"
          ]
        }
      ],
      "title": "CVE-2020-11896"
    }
  ]
}