{
  "document": {
    "acknowledgments": [
      {
        "organization": "Siemens",
        "summary": "reporting these vulnerabilities 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-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 to change the user \u0027s password bypassing password validations within a Mendix application.",
        "title": "Risk evaluation"
      },
      {
        "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 risk of exploitation of this vulnerability these vulnerabilities. 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.",
        "title": "Recommended Practices"
      },
      {
        "category": "general",
        "text": "CISA also provides a section for control systems security recommended practices on the ICS webpage at 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": "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": "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": "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. ",
        "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-433782: Improper Access Control Vulnerability in Mendix - CSAF Version",
        "url": "https://cert-portal.siemens.com/productcert/csaf/ssa-433782.json"
      },
      {
        "category": "self",
        "summary": "ICS Advisory ICSA-22-195-13 JSON",
        "url": "https://raw.githubusercontent.com/cisagov/CSAF/develop/csaf_files/OT/white/2022/icsa-22-195-13.json"
      },
      {
        "category": "self",
        "summary": "ICS Advisory ICSA-22-195-13 Web Version",
        "url": "https://www.cisa.gov/news-events/ics-advisories/icsa-22-195-13"
      },
      {
        "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/news-events/ics-advisories/icsa-22-195-13"
      },
      {
        "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": "SSA-433782: Improper Access Control Vulnerability in Mendix - PDF Version",
        "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-433782.pdf"
      },
      {
        "category": "external",
        "summary": "SSA-433782: Improper Access Control Vulnerability in Mendix - TXT Version",
        "url": "https://cert-portal.siemens.com/productcert/txt/ssa-433782.txt"
      }
    ],
    "title": "Siemens Mendix",
    "tracking": {
      "current_release_date": "2022-07-14T00:00:00.000000Z",
      "generator": {
        "engine": {
          "name": "CISA CSAF Generator",
          "version": "1.0.0"
        }
      },
      "id": "ICSA-22-195-13",
      "initial_release_date": "2022-07-14T00:00:00.000000Z",
      "revision_history": [
        {
          "date": "2022-07-14T00:00:00.000000Z",
          "legacy_version": "Initial",
          "number": "1",
          "summary": "Publication Date"
        }
      ],
      "status": "final",
      "version": "1"
    }
  },
  "product_tree": {
    "branches": [
      {
        "branches": [
          {
            "branches": [
              {
                "category": "product_version_range",
                "name": "\u003c V7.23.31",
                "product": {
                  "name": "Mendix Applications using Mendix 7",
                  "product_id": "CSAFPID-0001"
                }
              }
            ],
            "category": "product_name",
            "name": "Mendix Applications using Mendix 7"
          },
          {
            "branches": [
              {
                "category": "product_version_range",
                "name": "\u003c V8.18.18",
                "product": {
                  "name": "Mendix Applications using Mendix 8",
                  "product_id": "CSAFPID-0002"
                }
              }
            ],
            "category": "product_name",
            "name": "Mendix Applications using Mendix 8"
          },
          {
            "branches": [
              {
                "category": "product_version_range",
                "name": "\u003c V9.14.0",
                "product": {
                  "name": "Mendix Applications using Mendix 9",
                  "product_id": "CSAFPID-0003"
                }
              }
            ],
            "category": "product_name",
            "name": "Mendix Applications using Mendix 9"
          },
          {
            "branches": [
              {
                "category": "product_version_range",
                "name": "\u003c V9.12.2",
                "product": {
                  "name": "Mendix Applications using Mendix 9 (V9.12)",
                  "product_id": "CSAFPID-0004"
                }
              }
            ],
            "category": "product_name",
            "name": "Mendix Applications using Mendix 9 (V9.12)"
          },
          {
            "branches": [
              {
                "category": "product_version_range",
                "name": "\u003c V9.6.12",
                "product": {
                  "name": "Mendix Applications using Mendix 9 (V9.6)",
                  "product_id": "CSAFPID-0005"
                }
              }
            ],
            "category": "product_name",
            "name": "Mendix Applications using Mendix 9 (V9.6)"
          }
        ],
        "category": "vendor",
        "name": "Siemens"
      }
    ]
  },
  "vulnerabilities": [
    {
      "cve": "CVE-2022-31257",
      "cwe": {
        "id": "CWE-284",
        "name": "Improper Access Control"
      },
      "notes": [
        {
          "category": "summary",
          "text": "In case of access to an active user session in an application that is built with an affected version, it\u2019s possible to change that user\u2019s password bypassing password validations within a Mendix application. This could allow to set weak passwords.",
          "title": "Summary"
        }
      ],
      "product_status": {
        "known_affected": [
          "CSAFPID-0001",
          "CSAFPID-0002",
          "CSAFPID-0003",
          "CSAFPID-0004",
          "CSAFPID-0005"
        ]
      },
      "references": [
        {
          "category": "external",
          "summary": "web.nvd.nist.gov",
          "url": "http://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2022-31257"
        },
        {
          "category": "external",
          "summary": "www.first.org",
          "url": "https://www.first.org/cvss/calculator/3.0#CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:N"
        }
      ],
      "remediations": [
        {
          "category": "vendor_fix",
          "details": "Update your Mendix Project to V7.23.31 or later version and redeploy your application",
          "product_ids": [
            "CSAFPID-0001"
          ],
          "url": "https://docs.mendix.com/releasenotes/studio-pro/7/"
        },
        {
          "category": "vendor_fix",
          "details": "Update your Mendix Project to V8.18.18 or later version and redeploy your application",
          "product_ids": [
            "CSAFPID-0002"
          ],
          "url": "https://docs.mendix.com/releasenotes/studio-pro/8/"
        },
        {
          "category": "vendor_fix",
          "details": "Update your Mendix Project to V9.6.12 or later (preferably to the latest V9.12 version) and redeploy your application",
          "product_ids": [
            "CSAFPID-0005"
          ],
          "url": "https://docs.mendix.com/releasenotes/studio-pro/9.6/"
        },
        {
          "category": "vendor_fix",
          "details": "Update your Mendix Project to V9.12.2 or later version and redeploy your application",
          "product_ids": [
            "CSAFPID-0004"
          ],
          "url": "https://docs.mendix.com/releasenotes/studio-pro/9.12/"
        },
        {
          "category": "vendor_fix",
          "details": "Update your Mendix Project to V9.14 or later\nversion and redeploy your application",
          "product_ids": [
            "CSAFPID-0003"
          ],
          "url": "https://docs.mendix.com/releasenotes/studio-pro/9/"
        },
        {
          "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"
          ]
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "baseScore": 4.9,
            "baseSeverity": "MEDIUM",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:N/E:P/RL:O/RC:C",
            "version": "3.1"
          },
          "products": [
            "CSAFPID-0001",
            "CSAFPID-0002",
            "CSAFPID-0003",
            "CSAFPID-0004",
            "CSAFPID-0005"
          ]
        }
      ],
      "title": "CVE-2022-31257"
    }
  ]
}