{
  "document": {
    "title": "SSA-392912: Multiple Denial Of Service Vulnerabilities in SCALANCE W1700 Devices",
    "category": "Siemens Security Advisory",
    "csaf_version": "2.0",
    "publisher": {
      "name": "Siemens ProductCERT",
      "contact_details": "productcert@siemens.com",
      "category": "vendor",
      "namespace": "https://www.siemens.com"
    },
    "distribution": {
      "text": "Disclosure is not limited.",
      "tlp": {
        "label": "WHITE"
      }
    },
    "tracking": {
      "id": "SSA-392912",
      "status": "final",
      "version": "1",
      "revision_history": [
        {
          "number": "1",
          "legacy_version": "1.0",
          "date": "2022-04-12T00:00:00Z",
          "summary": "Publication Date"
        }
      ],
      "initial_release_date": "2022-04-12T00:00:00Z",
      "current_release_date": "2022-04-12T00:00:00Z",
      "generator": {
        "engine": {
          "name": "Siemens ProductCERT CSAF Generator",
          "version": "1"
        }
      }
    },
    "notes": [
      {
        "title": "Summary",
        "category": "summary",
        "text": "Vulnerabilities have been identified in devices of the SCALANCE W-1700 (11ac) family that could allow an attacker to cause various denial of service conditions.\n\nSiemens has released updates for the affected products and recommends to update to the latest versions."
      },
      {
        "title": "General Recommendations",
        "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' 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"
      },
      {
        "title": "Additional Resources",
        "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": "Terms of Use",
        "category": "legal_disclaimer",
        "text": "Siemens Security Advisories are subject to the terms and conditions contained in Siemens' 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' 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."
      }
    ],
    "references": [
      {
        "category": "self",
        "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-392912.pdf",
        "summary": "SSA-392912: Multiple Denial Of Service Vulnerabilities in SCALANCE W1700 Devices - PDF Version"
      },
      {
        "category": "self",
        "url": "https://cert-portal.siemens.com/productcert/txt/ssa-392912.txt",
        "summary": "SSA-392912: Multiple Denial Of Service Vulnerabilities in SCALANCE W1700 Devices - TXT Version"
      },
      {
        "category": "self",
        "url": "https://cert-portal.siemens.com/productcert/csaf/ssa-392912.json",
        "summary": "SSA-392912: Multiple Denial Of Service Vulnerabilities in SCALANCE W1700 Devices - CSAF Version"
      }
    ]
  },
  "product_tree": {
    "branches": [
      {
        "name": "Siemens",
        "category": "vendor",
        "branches": [
          {
            "name": "SCALANCE W1788-1 M12",
            "category": "product_name",
            "branches": [
              {
                "name": "< V3.0.0",
                "category": "product_version_range",
                "product": {
                  "product_id": "1",
                  "name": "SCALANCE W1788-1 M12",
                  "product_identification_helper": {
                    "model_numbers": [
                      "6GK5788-1GY01-0AA0"
                    ]
                  }
                }
              }
            ]
          },
          {
            "name": "SCALANCE W1788-2 EEC M12",
            "category": "product_name",
            "branches": [
              {
                "name": "< V3.0.0",
                "category": "product_version_range",
                "product": {
                  "product_id": "2",
                  "name": "SCALANCE W1788-2 EEC M12",
                  "product_identification_helper": {
                    "model_numbers": [
                      "6GK5788-2GY01-0TA0"
                    ]
                  }
                }
              }
            ]
          },
          {
            "name": "SCALANCE W1788-2 M12",
            "category": "product_name",
            "branches": [
              {
                "name": "< V3.0.0",
                "category": "product_version_range",
                "product": {
                  "product_id": "3",
                  "name": "SCALANCE W1788-2 M12",
                  "product_identification_helper": {
                    "model_numbers": [
                      "6GK5788-2GY01-0AA0"
                    ]
                  }
                }
              }
            ]
          },
          {
            "name": "SCALANCE W1788-2IA M12",
            "category": "product_name",
            "branches": [
              {
                "name": "< V3.0.0",
                "category": "product_version_range",
                "product": {
                  "product_id": "4",
                  "name": "SCALANCE W1788-2IA M12",
                  "product_identification_helper": {
                    "model_numbers": [
                      "6GK5788-2HY01-0AA0"
                    ]
                  }
                }
              }
            ]
          }
        ]
      }
    ]
  },
  "vulnerabilities": [
    {
      "title": "CVE-2022-27481",
      "notes": [
        {
          "title": "Summary",
          "category": "summary",
          "text": "Affected devices do not properly handle resources of ARP requests. This could allow an attacker to cause a race condition that leads to a crash of the entire device."
        }
      ],
      "cve": "CVE-2022-27481",
      "cwe": {
        "id": "CWE-362",
        "name": "Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')"
      },
      "product_status": {
        "known_affected": [
          "1",
          "2",
          "3",
          "4"
        ]
      },
      "scores": [
        {
          "cvss_v3": {
            "version": "3.1",
            "baseScore": 7.4,
            "baseSeverity": "HIGH",
            "vectorString": "CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H/E:P/RL:O/RC:C"
          },
          "products": [
            "1",
            "2",
            "3",
            "4"
          ]
        }
      ],
      "remediations": [
        {
          "product_ids": [
            "1",
            "2",
            "3",
            "4"
          ],
          "category": "vendor_fix",
          "details": "Update to V3.0.0 or later version",
          "url": "https://support.industry.siemens.com/cs/ww/en/view/109808629/"
        },
        {
          "product_ids": [
            "1",
            "2",
            "3",
            "4"
          ],
          "category": "workaround",
          "details": "For CVE-2022-28329: Deactivate the RemoteCapture feature if not required. This feature is deactivated by default"
        },
        {
          "product_ids": [
            "1",
            "2",
            "3",
            "4"
          ],
          "category": "workaround",
          "details": "For CVE-2022-28329: Restrict network access to the RemoteCapture feature to trusted communication partners"
        }
      ],
      "references": [
        {
          "url": "https://support.industry.siemens.com/cs/ww/en/view/109808629/",
          "summary": "CVE-2022-27481 - SCALANCE W1788-1 M12"
        },
        {
          "url": "https://support.industry.siemens.com/cs/ww/en/view/109808629/",
          "summary": "CVE-2022-27481 - SCALANCE W1788-2 EEC M12"
        },
        {
          "url": "https://support.industry.siemens.com/cs/ww/en/view/109808629/",
          "summary": "CVE-2022-27481 - SCALANCE W1788-2 M12"
        },
        {
          "url": "https://support.industry.siemens.com/cs/ww/en/view/109808629/",
          "summary": "CVE-2022-27481 - SCALANCE W1788-2IA M12"
        },
        {
          "url": "https://cert-portal.siemens.com/productcert/mitre/CVE-2022-27481.json",
          "summary": "CVE-2022-27481 Mitre 5.0 json"
        }
      ]
    },
    {
      "title": "CVE-2022-28328",
      "notes": [
        {
          "title": "Summary",
          "category": "summary",
          "text": "Affected devices do not properly handle malformed Multicast LLC frames. This could allow an attacker to trigger a denial of service condition."
        }
      ],
      "cve": "CVE-2022-28328",
      "cwe": {
        "id": "CWE-20",
        "name": "Improper Input Validation"
      },
      "product_status": {
        "known_affected": [
          "1",
          "2",
          "3",
          "4"
        ]
      },
      "scores": [
        {
          "cvss_v3": {
            "version": "3.1",
            "baseScore": 7.4,
            "baseSeverity": "HIGH",
            "vectorString": "CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H/E:P/RL:O/RC:C"
          },
          "products": [
            "1",
            "2",
            "3",
            "4"
          ]
        }
      ],
      "remediations": [
        {
          "product_ids": [
            "1",
            "2",
            "3",
            "4"
          ],
          "category": "vendor_fix",
          "details": "Update to V3.0.0 or later version",
          "url": "https://support.industry.siemens.com/cs/ww/en/view/109808629/"
        },
        {
          "product_ids": [
            "1",
            "2",
            "3",
            "4"
          ],
          "category": "workaround",
          "details": "For CVE-2022-28329: Deactivate the RemoteCapture feature if not required. This feature is deactivated by default"
        },
        {
          "product_ids": [
            "1",
            "2",
            "3",
            "4"
          ],
          "category": "workaround",
          "details": "For CVE-2022-28329: Restrict network access to the RemoteCapture feature to trusted communication partners"
        }
      ],
      "references": [
        {
          "url": "https://support.industry.siemens.com/cs/ww/en/view/109808629/",
          "summary": "CVE-2022-28328 - SCALANCE W1788-1 M12"
        },
        {
          "url": "https://support.industry.siemens.com/cs/ww/en/view/109808629/",
          "summary": "CVE-2022-28328 - SCALANCE W1788-2 EEC M12"
        },
        {
          "url": "https://support.industry.siemens.com/cs/ww/en/view/109808629/",
          "summary": "CVE-2022-28328 - SCALANCE W1788-2 M12"
        },
        {
          "url": "https://support.industry.siemens.com/cs/ww/en/view/109808629/",
          "summary": "CVE-2022-28328 - SCALANCE W1788-2IA M12"
        },
        {
          "url": "https://cert-portal.siemens.com/productcert/mitre/CVE-2022-28328.json",
          "summary": "CVE-2022-28328 Mitre 5.0 json"
        }
      ]
    },
    {
      "title": "CVE-2022-28329",
      "notes": [
        {
          "title": "Summary",
          "category": "summary",
          "text": "Affected devices do not properly handle malformed TCP packets received over the RemoteCapture feature. This could allow an attacker to lead to a denial of service condition which only affects the port used by the RemoteCapture feature."
        }
      ],
      "cve": "CVE-2022-28329",
      "cwe": {
        "id": "CWE-20",
        "name": "Improper Input Validation"
      },
      "product_status": {
        "known_affected": [
          "1",
          "2",
          "3",
          "4"
        ]
      },
      "scores": [
        {
          "cvss_v3": {
            "version": "3.1",
            "baseScore": 4.3,
            "baseSeverity": "MEDIUM",
            "vectorString": "CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L/E:P/RL:O/RC:C"
          },
          "products": [
            "1",
            "2",
            "3",
            "4"
          ]
        }
      ],
      "remediations": [
        {
          "product_ids": [
            "1",
            "2",
            "3",
            "4"
          ],
          "category": "vendor_fix",
          "details": "Update to V3.0.0 or later version",
          "url": "https://support.industry.siemens.com/cs/ww/en/view/109808629/"
        },
        {
          "product_ids": [
            "1",
            "2",
            "3",
            "4"
          ],
          "category": "workaround",
          "details": "For CVE-2022-28329: Deactivate the RemoteCapture feature if not required. This feature is deactivated by default"
        },
        {
          "product_ids": [
            "1",
            "2",
            "3",
            "4"
          ],
          "category": "workaround",
          "details": "For CVE-2022-28329: Restrict network access to the RemoteCapture feature to trusted communication partners"
        }
      ],
      "references": [
        {
          "url": "https://support.industry.siemens.com/cs/ww/en/view/109808629/",
          "summary": "CVE-2022-28329 - SCALANCE W1788-1 M12"
        },
        {
          "url": "https://support.industry.siemens.com/cs/ww/en/view/109808629/",
          "summary": "CVE-2022-28329 - SCALANCE W1788-2 EEC M12"
        },
        {
          "url": "https://support.industry.siemens.com/cs/ww/en/view/109808629/",
          "summary": "CVE-2022-28329 - SCALANCE W1788-2 M12"
        },
        {
          "url": "https://support.industry.siemens.com/cs/ww/en/view/109808629/",
          "summary": "CVE-2022-28329 - SCALANCE W1788-2IA M12"
        },
        {
          "url": "https://cert-portal.siemens.com/productcert/mitre/CVE-2022-28329.json",
          "summary": "CVE-2022-28329 Mitre 5.0 json"
        }
      ]
    }
  ]
}