icsa-19-344-04
Vulnerability from csaf_cisa
Published
2019-12-10 00:00
Modified
2022-04-14 00:00
Summary
Siemens SIMATIC Products (Update C)

Notes

CISA Disclaimer
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
Legal Notice
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/.
Risk evaluation
Successful exploitation of this vulnerability could allow an attacker already in a man-in-the-middle position to modify network traffic exchanged on Port 102/TCP.
Critical infrastructure sectors
Chemical, Critical Manufacturing, Energy, Food and Agriculture, Water and Wastewater Systems
Countries/areas deployed
Worldwide
Company headquarters location
Germany
Recommended Practices
CISA recommends users take defensive measures to minimize the risk of exploitation of this vulnerability. Specifically, users should:
Recommended Practices
CISA reminds organizations to perform proper impact analysis and risk assessment prior to deploying defensive measures. CISA also provides a section for control systems security recommended practices on the ICS webpage on cisa.gov. Several recommended practices are available for reading and download, including Improving Industrial Control Systems Cybersecurity with Defense-in-Depth Strategies.
Recommended Practices
Additional mitigation guidance and recommended practices are publicly available on the ICS webpage on cisa.gov in the Technical Information Paper, ICS-TIP-12-146-01B--Targeted Cyber Intrusion Detection and Mitigation Strategies. Organizations observing any suspected malicious activity should follow their established internal procedures and report their findings to CISA for tracking and correlation against other incidents.
Additional Resources
For further inquiries on security vulnerabilities in Siemens products and solutions, please contact the Siemens ProductCERT: https://www.siemens.com/cert/advisories
Exploitability
No known public exploits specifically target this vulnerability. High skill level is required to exploit this vulnerability.


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{
  "document": {
    "acknowledgments": [
      {
        "names": [
          "Eli Biham",
          "Sara Bitan",
          "Aviad Carmel",
          "Alon Dankner"
        ],
        "organization": "Faculty of Computer Science, Technion Haifa",
        "summary": "reporting this vulnerability to Siemens"
      }
    ],
    "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 allow an attacker already in a man-in-the-middle position to modify network traffic exchanged on Port 102/TCP.",
        "title": "Risk evaluation"
      },
      {
        "category": "other",
        "text": "Chemical, Critical Manufacturing, Energy, Food and Agriculture, Water and Wastewater Systems",
        "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 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. Several 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 in 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": "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": "other",
        "text": "No known public exploits specifically target this vulnerability. High skill level is required to exploit this vulnerability.",
        "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": "external",
        "summary": "SSA-273799: Message Integrity Protection Bypass Vulnerability in SIMATIC Products - CSAF Version",
        "url": "https://cert-portal.siemens.com/productcert/csaf/ssa-273799.json"
      },
      {
        "category": "self",
        "summary": "ICS Advisory ICSA-19-344-04 JSON",
        "url": "https://raw.githubusercontent.com/cisagov/CSAF/develop/csaf_files/OT/white/2019/icsa-19-344-04.json"
      },
      {
        "category": "self",
        "summary": "ICS Advisory ICSA-19-344-04 Web Version",
        "url": "https://www.cisa.gov/news-events/ics-advisories/icsa-19-344-04"
      },
      {
        "category": "external",
        "summary": "Recommended Practices",
        "url": "https://www.cisa.gov/news-events/ics-advisories/icsa-19-344-04"
      },
      {
        "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"
      },
      {
        "category": "external",
        "summary": "SSA-273799: Message Integrity Protection Bypass Vulnerability in SIMATIC Products - PDF Version",
        "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-273799.pdf"
      },
      {
        "category": "external",
        "summary": "SSA-273799: Message Integrity Protection Bypass Vulnerability in SIMATIC Products - TXT Version",
        "url": "https://cert-portal.siemens.com/productcert/txt/ssa-273799.txt"
      }
    ],
    "title": "Siemens SIMATIC Products (Update C)",
    "tracking": {
      "current_release_date": "2022-04-14T00:00:00.000000Z",
      "generator": {
        "engine": {
          "name": "CISA CSAF Generator",
          "version": "1.0.0"
        }
      },
      "id": "ICSA-19-344-04",
      "initial_release_date": "2019-12-10T00:00:00.000000Z",
      "revision_history": [
        {
          "date": "2019-12-10T00:00:00.000000Z",
          "legacy_version": "Initial",
          "number": "1",
          "summary": "ICSA-19-344-04 Siemens SIMATIC Products"
        },
        {
          "date": "2020-02-11T00:00:00.000000Z",
          "legacy_version": "A",
          "number": "2",
          "summary": "ICSA-19-344-04 Siemens SIMATIC Products (Update A)"
        },
        {
          "date": "2020-03-10T00:00:00.000000Z",
          "legacy_version": "B",
          "number": "3",
          "summary": "ICSA-19-344-04 Siemens SIMATIC Products (Update B)"
        },
        {
          "date": "2022-04-14T00:00:00.000000Z",
          "legacy_version": "C",
          "number": "4",
          "summary": "ICSA-19-344-04 Siemens SIMATIC Products (Update C)"
        }
      ],
      "status": "final",
      "version": "4"
    }
  },
  "product_tree": {
    "branches": [
      {
        "branches": [
          {
            "branches": [
              {
                "category": "product_version_range",
                "name": "vers:all/*",
                "product": {
                  "name": "SIMATIC CP 1626",
                  "product_id": "CSAFPID-0001",
                  "product_identification_helper": {
                    "model_numbers": [
                      "6GK1162-6AA01"
                    ]
                  }
                }
              }
            ],
            "category": "product_name",
            "name": "SIMATIC CP 1626"
          },
          {
            "branches": [
              {
                "category": "product_version_range",
                "name": "vers:all/*",
                "product": {
                  "name": "SIMATIC HMI Panel (incl. SIPLUS variants)",
                  "product_id": "CSAFPID-0002"
                }
              }
            ],
            "category": "product_name",
            "name": "SIMATIC HMI Panel (incl. SIPLUS variants)"
          },
          {
            "branches": [
              {
                "category": "product_version_range",
                "name": "\u003c V14 SP1 Update 14",
                "product": {
                  "name": "SIMATIC NET PC Software V14",
                  "product_id": "CSAFPID-0003"
                }
              }
            ],
            "category": "product_name",
            "name": "SIMATIC NET PC Software V14"
          },
          {
            "branches": [
              {
                "category": "product_version_range",
                "name": "vers:all/*",
                "product": {
                  "name": "SIMATIC NET PC Software V15",
                  "product_id": "CSAFPID-0004"
                }
              }
            ],
            "category": "product_name",
            "name": "SIMATIC NET PC Software V15"
          },
          {
            "branches": [
              {
                "category": "product_version_range",
                "name": "\u003c V16",
                "product": {
                  "name": "SIMATIC STEP 7 (TIA Portal)",
                  "product_id": "CSAFPID-0005"
                }
              }
            ],
            "category": "product_name",
            "name": "SIMATIC STEP 7 (TIA Portal)"
          },
          {
            "branches": [
              {
                "category": "product_version_range",
                "name": "\u003c V16",
                "product": {
                  "name": "SIMATIC WinCC (TIA Portal)",
                  "product_id": "CSAFPID-0006"
                }
              }
            ],
            "category": "product_name",
            "name": "SIMATIC WinCC (TIA Portal)"
          },
          {
            "branches": [
              {
                "category": "product_version_range",
                "name": "\u003c V3.16 P013",
                "product": {
                  "name": "SIMATIC WinCC OA",
                  "product_id": "CSAFPID-0007"
                }
              }
            ],
            "category": "product_name",
            "name": "SIMATIC WinCC OA"
          },
          {
            "branches": [
              {
                "category": "product_version_range",
                "name": "\u003c V16",
                "product": {
                  "name": "SIMATIC WinCC Runtime Advanced",
                  "product_id": "CSAFPID-0008"
                }
              }
            ],
            "category": "product_name",
            "name": "SIMATIC WinCC Runtime Advanced"
          },
          {
            "branches": [
              {
                "category": "product_version_range",
                "name": "\u003c V16",
                "product": {
                  "name": "SIMATIC WinCC Runtime Professional",
                  "product_id": "CSAFPID-0009"
                }
              }
            ],
            "category": "product_name",
            "name": "SIMATIC WinCC Runtime Professional"
          },
          {
            "branches": [
              {
                "category": "product_version_range",
                "name": "\u003c V2.1",
                "product": {
                  "name": "TIM 1531 IRC (incl. SIPLUS NET variants)",
                  "product_id": "CSAFPID-00010"
                }
              }
            ],
            "category": "product_name",
            "name": "TIM 1531 IRC (incl. SIPLUS NET variants)"
          }
        ],
        "category": "vendor",
        "name": "Siemens"
      }
    ]
  },
  "vulnerabilities": [
    {
      "cve": "CVE-2019-10929",
      "cwe": {
        "id": "CWE-327",
        "name": "Use of a Broken or Risky Cryptographic Algorithm"
      },
      "notes": [
        {
          "category": "summary",
          "text": "Affected devices contain a message protection bypass vulnerability due to certain properties in the calculation used for integrity protection.\n\nThis could allow an attacker in a Man-in-the-Middle position to modify network traffic sent on port 102/tcp to the affected devices.",
          "title": "Summary"
        }
      ],
      "product_status": {
        "known_affected": [
          "CSAFPID-0001",
          "CSAFPID-0002",
          "CSAFPID-0003",
          "CSAFPID-0004",
          "CSAFPID-0005",
          "CSAFPID-0006",
          "CSAFPID-0007",
          "CSAFPID-0008",
          "CSAFPID-0009",
          "CSAFPID-00010"
        ]
      },
      "references": [
        {
          "summary": "CVE-2019-10929 - SIMATIC NET PC Software V14",
          "url": "https://support.industry.siemens.com/cs/ww/en/view/109807351/"
        },
        {
          "summary": "CVE-2019-10929 - SIMATIC STEP 7 (TIA Portal)",
          "url": "https://support.industry.siemens.com/cs/document/109772803/"
        },
        {
          "summary": "CVE-2019-10929 - SIMATIC WinCC (TIA Portal)",
          "url": "https://support.industry.siemens.com/cs/document/109772803/"
        },
        {
          "summary": "CVE-2019-10929 - SIMATIC WinCC OA",
          "url": "https://www.winccoa.com/downloads/category/versions-patches.html"
        },
        {
          "summary": "CVE-2019-10929 - SIMATIC WinCC Runtime Advanced",
          "url": "https://support.industry.siemens.com/cs/document/109771219/"
        },
        {
          "summary": "CVE-2019-10929 - SIMATIC WinCC Runtime Professional",
          "url": "https://support.industry.siemens.com/cs/document/109771219/"
        },
        {
          "summary": "CVE-2019-10929 - TIM 1531 IRC (incl. SIPLUS NET variants)",
          "url": "https://support.industry.siemens.com/cs/document/109774204/"
        },
        {
          "summary": "CVE-2019-10929 Mitre 5.0 json",
          "url": "https://cert-portal.siemens.com/productcert/mitre/CVE-2019-10929.json"
        },
        {
          "category": "external",
          "summary": "web.nvd.nist.gov",
          "url": "http://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2019-10929"
        },
        {
          "category": "external",
          "summary": "www.first.org",
          "url": "https://www.first.org/cvss/calculator/3.1#CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N"
        }
      ],
      "remediations": [
        {
          "category": "no_fix_planned",
          "details": "Currently no fix is planned",
          "product_ids": [
            "CSAFPID-0001",
            "CSAFPID-0002",
            "CSAFPID-0004"
          ]
        },
        {
          "category": "vendor_fix",
          "details": "Update to V14 SP1 Update 14 or later version",
          "product_ids": [
            "CSAFPID-0003"
          ],
          "url": "https://support.industry.siemens.com/cs/ww/en/view/109807351/"
        },
        {
          "category": "vendor_fix",
          "details": "Update to version V16",
          "product_ids": [
            "CSAFPID-0005",
            "CSAFPID-0006"
          ],
          "url": "https://support.industry.siemens.com/cs/document/109772803/"
        },
        {
          "category": "vendor_fix",
          "details": "Update to V3.16 P013 or later version",
          "product_ids": [
            "CSAFPID-0007"
          ],
          "url": "https://www.winccoa.com/downloads/category/versions-patches.html"
        },
        {
          "category": "vendor_fix",
          "details": "Update to version V16",
          "product_ids": [
            "CSAFPID-0008",
            "CSAFPID-0009"
          ],
          "url": "https://support.industry.siemens.com/cs/document/109771219/"
        },
        {
          "category": "vendor_fix",
          "details": "Update to V2.1",
          "product_ids": [
            "CSAFPID-00010"
          ],
          "url": "https://support.industry.siemens.com/cs/document/109774204/"
        },
        {
          "category": "mitigation",
          "details": "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: https://www.siemens.com/cert/operational-guidelines-industrial-security), and to follow the recommendations in the product manuals.\n\nAdditional information on Industrial Security by Siemens can be found at: https://www.siemens.com/industrialsecurity",
          "product_ids": [
            "CSAFPID-0001",
            "CSAFPID-0002",
            "CSAFPID-0003",
            "CSAFPID-0004",
            "CSAFPID-0005",
            "CSAFPID-0006",
            "CSAFPID-0007",
            "CSAFPID-0008",
            "CSAFPID-0009",
            "CSAFPID-00010"
          ]
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "baseScore": 3.7,
            "baseSeverity": "LOW",
            "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N/E:U/RL:O/RC:C",
            "version": "3.1"
          },
          "products": [
            "CSAFPID-0001",
            "CSAFPID-0002",
            "CSAFPID-0003",
            "CSAFPID-0004",
            "CSAFPID-0005",
            "CSAFPID-0006",
            "CSAFPID-0007",
            "CSAFPID-0008",
            "CSAFPID-0009",
            "CSAFPID-00010"
          ]
        }
      ],
      "title": "CVE-2019-10929"
    }
  ]
}


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