{
  "document": {
    "category": "csaf_security_advisory",
    "csaf_version": "2.0",
    "distribution": {
      "text": "Disclosure is not limited. (TLPv2: TLP:CLEAR)",
      "tlp": {
        "label": "WHITE"
      }
    },
    "notes": [
      {
        "category": "summary",
        "text": "Two cross-site scripting (XSS) vulnerabilities were identified in the web server of several SCALANCE X switches.\n\nSiemens has released updates for the affected products and recommends to update to the latest versions.",
        "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: \nhttps://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"
      }
    ],
    "publisher": {
      "category": "vendor",
      "contact_details": "productcert@siemens.com",
      "name": "Siemens ProductCERT",
      "namespace": "https://www.siemens.com"
    },
    "references": [
      {
        "category": "self",
        "summary": "SSA-480829: Cross-Site Scripting Vulnerabilities in SCALANCE X Switches - PDF Version",
        "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-480829.pdf"
      },
      {
        "category": "self",
        "summary": "SSA-480829: Cross-Site Scripting Vulnerabilities in SCALANCE X Switches - TXT Version",
        "url": "https://cert-portal.siemens.com/productcert/txt/ssa-480829.txt"
      },
      {
        "category": "self",
        "summary": "SSA-480829: Cross-Site Scripting Vulnerabilities in SCALANCE X Switches - CSAF Version",
        "url": "https://cert-portal.siemens.com/productcert/csaf/ssa-480829.json"
      }
    ],
    "title": "SSA-480829: Cross-Site Scripting Vulnerabilities in SCALANCE X Switches",
    "tracking": {
      "current_release_date": "2022-12-13T00:00:00Z",
      "generator": {
        "engine": {
          "name": "Siemens ProductCERT CSAF Generator",
          "version": "1"
        }
      },
      "id": "SSA-480829",
      "initial_release_date": "2018-06-12T00:00:00Z",
      "revision_history": [
        {
          "date": "2018-06-12T00:00:00Z",
          "legacy_version": "1.0",
          "number": "1",
          "summary": "Publication Date"
        },
        {
          "date": "2020-01-14T00:00:00Z",
          "legacy_version": "1.1",
          "number": "2",
          "summary": "SIPLUS devices now explicitly mentioned in the list of affected products; added update information for SCALANCE X-300/X408"
        },
        {
          "date": "2022-12-13T00:00:00Z",
          "legacy_version": "1.2",
          "number": "3",
          "summary": "Added SCALANCE X-200RNA switch family"
        }
      ],
      "status": "final",
      "version": "3"
    }
  },
  "product_tree": {
    "branches": [
      {
        "branches": [
          {
            "branches": [
              {
                "category": "product_version_range",
                "name": "\u003c V5.2.3",
                "product": {
                  "name": "SCALANCE X-200 switch family (incl. SIPLUS NET variants)",
                  "product_id": "1"
                }
              }
            ],
            "category": "product_name",
            "name": "SCALANCE X-200 switch family (incl. SIPLUS NET variants)"
          },
          {
            "branches": [
              {
                "category": "product_version_range",
                "name": "\u003c V5.4.1",
                "product": {
                  "name": "SCALANCE X-200IRT switch family (incl. SIPLUS NET variants)",
                  "product_id": "2"
                }
              }
            ],
            "category": "product_name",
            "name": "SCALANCE X-200IRT switch family (incl. SIPLUS NET variants)"
          },
          {
            "branches": [
              {
                "category": "product_version_range",
                "name": "\u003c V3.2.7",
                "product": {
                  "name": "SCALANCE X-200RNA switch family",
                  "product_id": "3"
                }
              }
            ],
            "category": "product_name",
            "name": "SCALANCE X-200RNA switch family"
          },
          {
            "branches": [
              {
                "category": "product_version_range",
                "name": "\u003c V4.1.3",
                "product": {
                  "name": "SCALANCE X-300 switch family (incl. X408 and SIPLUS NET variants)",
                  "product_id": "4"
                }
              }
            ],
            "category": "product_name",
            "name": "SCALANCE X-300 switch family (incl. X408 and SIPLUS NET variants)"
          }
        ],
        "category": "vendor",
        "name": "Siemens"
      }
    ]
  },
  "vulnerabilities": [
    {
      "cve": "CVE-2018-4842",
      "cwe": {
        "id": "CWE-79",
        "name": "Improper Neutralization of Input During Web Page Generation (\u0027Cross-site Scripting\u0027)"
      },
      "notes": [
        {
          "category": "summary",
          "text": "A remote, authenticated attacker with access to the configuration web\nserver could be able to store script code on the web site, if the HRP redundancy \noption is set. This code could be executed in the web browser of victims visiting \nthis web site (XSS), affecting its confidentiality, integrity and availability. \n\nUser interaction is required for successful exploitation, as the user needs\nto visit the manipulated web site. At the stage of publishing this security\nadvisory no public exploitation is known. The vendor has confirmed the\nvulnerability and provides mitigations to resolve it.\n",
          "title": "Summary"
        }
      ],
      "product_status": {
        "known_affected": [
          "2",
          "3",
          "4"
        ]
      },
      "remediations": [
        {
          "category": "mitigation",
          "details": "To exploit CVE-2018-4842, the attacker needs to be able to log into the administrative web application.",
          "product_ids": [
            "2",
            "3",
            "4"
          ]
        },
        {
          "category": "mitigation",
          "details": "To exploit CVE-2018-4848 the attacker must trick the user to click on a link while being logged in.",
          "product_ids": [
            "2",
            "3",
            "4"
          ]
        },
        {
          "category": "vendor_fix",
          "details": "Update to V5.4.1 or later version",
          "product_ids": [
            "2"
          ],
          "url": "https://support.industry.siemens.com/cs/ww/en/view/109758144/"
        },
        {
          "category": "vendor_fix",
          "details": "Update to V4.1.3 or later version",
          "product_ids": [
            "4"
          ],
          "url": "https://support.industry.siemens.com/cs/document/109773547/"
        },
        {
          "category": "vendor_fix",
          "details": "Update to V3.2.7 or later version",
          "product_ids": [
            "3"
          ],
          "url": "https://support.industry.siemens.com/cs/ww/en/view/109814809/"
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "baseScore": 5.5,
            "baseSeverity": "MEDIUM",
            "vectorString": "CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:C/C:L/I:L/A:L/E:P/RL:O/RC:C",
            "version": "3.1"
          },
          "products": [
            "2",
            "3",
            "4"
          ]
        }
      ],
      "title": "CVE-2018-4842"
    },
    {
      "cve": "CVE-2018-4848",
      "cwe": {
        "id": "CWE-80",
        "name": "Improper Neutralization of Script-Related HTML Tags in a Web Page (Basic XSS)"
      },
      "notes": [
        {
          "category": "summary",
          "text": "The integrated configuration web server of the affected devices could allow\nCross-Site Scripting (XSS) attacks if unsuspecting users are tricked into\naccessing a malicious link.\n\nUser interaction is required for a successful  exploitation. The user must \nbe logged into the web interface in order for the exploitation to succeed.\nAt the stage of publishing this security advisory no public exploitation is known.\nThe vendor has confirmed the vulnerability and provides mitigations to resolve it.\n",
          "title": "Summary"
        }
      ],
      "product_status": {
        "known_affected": [
          "1",
          "2",
          "3",
          "4"
        ]
      },
      "remediations": [
        {
          "category": "mitigation",
          "details": "To exploit CVE-2018-4842, the attacker needs to be able to log into the administrative web application.",
          "product_ids": [
            "1",
            "2",
            "3",
            "4"
          ]
        },
        {
          "category": "mitigation",
          "details": "To exploit CVE-2018-4848 the attacker must trick the user to click on a link while being logged in.",
          "product_ids": [
            "1",
            "2",
            "3",
            "4"
          ]
        },
        {
          "category": "vendor_fix",
          "details": "Update to V5.2.3 or later version",
          "product_ids": [
            "1"
          ],
          "url": "https://support.industry.siemens.com/cs/ww/en/view/109758142/"
        },
        {
          "category": "vendor_fix",
          "details": "Update to V5.4.1 or later version",
          "product_ids": [
            "2"
          ],
          "url": "https://support.industry.siemens.com/cs/ww/en/view/109758144/"
        },
        {
          "category": "vendor_fix",
          "details": "Update to V4.1.3 or later version",
          "product_ids": [
            "4"
          ],
          "url": "https://support.industry.siemens.com/cs/document/109773547/"
        },
        {
          "category": "vendor_fix",
          "details": "Update to V3.2.7 or later version",
          "product_ids": [
            "3"
          ],
          "url": "https://support.industry.siemens.com/cs/ww/en/view/109814809/"
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "baseScore": 5.8,
            "baseSeverity": "MEDIUM",
            "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:L/I:L/A:L/E:P/RL:O/RC:C",
            "version": "3.1"
          },
          "products": [
            "1",
            "2",
            "3",
            "4"
          ]
        }
      ],
      "title": "CVE-2018-4848"
    }
  ]
}