{
  "document": {
    "category": "csaf_security_advisory",
    "csaf_version": "2.0",
    "distribution": {
      "text": "Disclosure is not limited. (TLPv2: TLP:CLEAR)",
      "tlp": {
        "label": "WHITE"
      }
    },
    "lang": "en",
    "notes": [
      {
        "category": "summary",
        "text": "The Mendix SAML module insufficiently verifies the SAML assertions. This could allow unauthenticated remote attackers to bypass authentication and get access to the application.\n\nMendix has provided fix releases for the Mendix SAML module and recommends to update to the latest version.\n\nNote: For compatibility reasons, fixes for several versions of the Mendix SAML module were introduced in two release steps:\n\n- \nThe first fix versions address CVE-2023-25957. It removes the vulnerability, except when the recommended, default configuration option \n\u0027Use Encryption\u0027 is disabled.\n\n- \nThe second fix versions address CVE-2023-29129, which removes the issue for the non default configuration as well.",
        "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-851884: Authentication Bypass Vulnerability in Mendix SAML Module - HTML Version",
        "url": "https://cert-portal.siemens.com/productcert/html/ssa-851884.html"
      },
      {
        "category": "self",
        "summary": "SSA-851884: Authentication Bypass Vulnerability in Mendix SAML Module - CSAF Version",
        "url": "https://cert-portal.siemens.com/productcert/csaf/ssa-851884.json"
      },
      {
        "category": "self",
        "summary": "SSA-851884: Authentication Bypass Vulnerability in Mendix SAML Module - PDF Version",
        "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-851884.pdf"
      },
      {
        "category": "self",
        "summary": "SSA-851884: Authentication Bypass Vulnerability in Mendix SAML Module - TXT Version",
        "url": "https://cert-portal.siemens.com/productcert/txt/ssa-851884.txt"
      }
    ],
    "title": "SSA-851884: Authentication Bypass Vulnerability in Mendix SAML Module",
    "tracking": {
      "current_release_date": "2023-08-08T00:00:00Z",
      "generator": {
        "engine": {
          "name": "Siemens ProductCERT CSAF Generator",
          "version": "1"
        }
      },
      "id": "SSA-851884",
      "initial_release_date": "2023-03-14T00:00:00Z",
      "revision_history": [
        {
          "date": "2023-03-14T00:00:00Z",
          "legacy_version": "1.0",
          "number": "1",
          "summary": "Publication Date"
        },
        {
          "date": "2023-06-13T00:00:00Z",
          "legacy_version": "1.1",
          "number": "2",
          "summary": "Added CVE-2023-29129 and the fix information also for non default configurations"
        },
        {
          "date": "2023-08-08T00:00:00Z",
          "legacy_version": "1.2",
          "number": "3",
          "summary": "Added additional release versions of Mendix SAML, where the fixes have been included"
        }
      ],
      "status": "interim",
      "version": "3"
    }
  },
  "product_tree": {
    "branches": [
      {
        "branches": [
          {
            "branches": [
              {
                "category": "product_version_range",
                "name": "vers:all/\u003e=V1.17.3\u003cV1.18.0",
                "product": {
                  "name": "Mendix SAML (Mendix 7 compatible)",
                  "product_id": "2"
                }
              },
              {
                "category": "product_version_range",
                "name": "vers:all/\u003e=V1.16.4\u003cV1.17.3",
                "product": {
                  "name": "Mendix SAML (Mendix 7 compatible)",
                  "product_id": "1"
                }
              }
            ],
            "category": "product_name",
            "name": "Mendix SAML (Mendix 7 compatible)"
          },
          {
            "branches": [
              {
                "category": "product_version_range",
                "name": "vers:all/\u003e=V2.3.0\u003cV2.4.0",
                "product": {
                  "name": "Mendix SAML (Mendix 8 compatible)",
                  "product_id": "4"
                }
              },
              {
                "category": "product_version_range",
                "name": "vers:all/\u003e=V2.2.0\u003cV2.3.0",
                "product": {
                  "name": "Mendix SAML (Mendix 8 compatible)",
                  "product_id": "3"
                }
              }
            ],
            "category": "product_name",
            "name": "Mendix SAML (Mendix 8 compatible)"
          },
          {
            "branches": [
              {
                "category": "product_version_range",
                "name": "vers:all/\u003e=V3.3.1\u003cV3.6.1",
                "product": {
                  "name": "Mendix SAML (Mendix 9 latest compatible, New Track)",
                  "product_id": "6"
                }
              },
              {
                "category": "product_version_range",
                "name": "vers:all/\u003e=V3.1.9\u003cV3.3.1",
                "product": {
                  "name": "Mendix SAML (Mendix 9 latest compatible, New Track)",
                  "product_id": "5"
                }
              }
            ],
            "category": "product_name",
            "name": "Mendix SAML (Mendix 9 latest compatible, New Track)"
          },
          {
            "branches": [
              {
                "category": "product_version_range",
                "name": "vers:all/\u003e=V3.3.0\u003cV3.6.0",
                "product": {
                  "name": "Mendix SAML (Mendix 9 latest compatible, Upgrade Track)",
                  "product_id": "8"
                }
              },
              {
                "category": "product_version_range",
                "name": "vers:all/\u003e=V3.1.8\u003cV3.3.0",
                "product": {
                  "name": "Mendix SAML (Mendix 9 latest compatible, Upgrade Track)",
                  "product_id": "7"
                }
              }
            ],
            "category": "product_name",
            "name": "Mendix SAML (Mendix 9 latest compatible, Upgrade Track)"
          },
          {
            "branches": [
              {
                "category": "product_version_range",
                "name": "vers:all/\u003e=V3.3.1\u003cV3.3.15",
                "product": {
                  "name": "Mendix SAML (Mendix 9.12/9.18 compatible, New Track)",
                  "product_id": "9"
                }
              }
            ],
            "category": "product_name",
            "name": "Mendix SAML (Mendix 9.12/9.18 compatible, New Track)"
          },
          {
            "branches": [
              {
                "category": "product_version_range",
                "name": "vers:all/\u003e=V3.3.0\u003cV3.3.14",
                "product": {
                  "name": "Mendix SAML (Mendix 9.12/9.18 compatible, Upgrade Track)",
                  "product_id": "10"
                }
              }
            ],
            "category": "product_name",
            "name": "Mendix SAML (Mendix 9.12/9.18 compatible, Upgrade Track)"
          },
          {
            "branches": [
              {
                "category": "product_version_range",
                "name": "vers:all/\u003e=V3.1.9\u003cV3.2.7",
                "product": {
                  "name": "Mendix SAML (Mendix 9.6 compatible, New Track)",
                  "product_id": "11"
                }
              }
            ],
            "category": "product_name",
            "name": "Mendix SAML (Mendix 9.6 compatible, New Track)"
          },
          {
            "branches": [
              {
                "category": "product_version_range",
                "name": "vers:all/\u003e=V3.1.8\u003cV3.2.6",
                "product": {
                  "name": "Mendix SAML (Mendix 9.6 compatible, Upgrade Track)",
                  "product_id": "12"
                }
              }
            ],
            "category": "product_name",
            "name": "Mendix SAML (Mendix 9.6 compatible, Upgrade Track)"
          }
        ],
        "category": "vendor",
        "name": "Siemens"
      }
    ]
  },
  "vulnerabilities": [
    {
      "cve": "CVE-2023-25957",
      "cwe": {
        "id": "CWE-303",
        "name": "Incorrect Implementation of Authentication Algorithm"
      },
      "notes": [
        {
          "category": "summary",
          "text": "The affected versions of the module insufficiently verify the SAML assertions. This could allow unauthenticated remote attackers to bypass authentication and get access to the application.\r\n\r\nFor compatibility reasons, fix versions still contain this issue, but only when the recommended, default configuration option `\u0027Use Encryption\u0027` is disabled.",
          "title": "Summary"
        }
      ],
      "product_status": {
        "known_affected": [
          "1",
          "3",
          "5",
          "7",
          "11",
          "12"
        ]
      },
      "remediations": [
        {
          "category": "vendor_fix",
          "details": "Update to V1.17.3 or later version",
          "product_ids": [
            "1"
          ],
          "url": "https://marketplace.mendix.com/link/component/1174"
        },
        {
          "category": "vendor_fix",
          "details": "Update to V2.3.0 or later version",
          "product_ids": [
            "3"
          ],
          "url": "https://marketplace.mendix.com/link/component/1174"
        },
        {
          "category": "vendor_fix",
          "details": "Update to V3.2.6 or later version",
          "product_ids": [
            "12"
          ],
          "url": "https://marketplace.mendix.com/link/component/1174"
        },
        {
          "category": "vendor_fix",
          "details": "Update to V3.2.7 or later version",
          "product_ids": [
            "11"
          ],
          "url": "https://marketplace.mendix.com/link/component/1174"
        },
        {
          "category": "vendor_fix",
          "details": "Update to V3.3.0 or later version",
          "product_ids": [
            "7"
          ],
          "url": "https://marketplace.mendix.com/link/component/1174"
        },
        {
          "category": "vendor_fix",
          "details": "Update to V3.3.1 or later version",
          "product_ids": [
            "5"
          ],
          "url": "https://marketplace.mendix.com/link/component/1174"
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "baseScore": 9.1,
            "baseSeverity": "CRITICAL",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N/E:P/RL:O/RC:C",
            "version": "3.1"
          },
          "products": [
            "1",
            "3",
            "5",
            "7",
            "11",
            "12"
          ]
        }
      ],
      "title": "CVE-2023-25957"
    },
    {
      "cve": "CVE-2023-29129",
      "cwe": {
        "id": "CWE-303",
        "name": "Incorrect Implementation of Authentication Algorithm"
      },
      "notes": [
        {
          "category": "summary",
          "text": "The affected versions of the module insufficiently verify the SAML assertions. This could allow unauthenticated remote attackers to bypass authentication and get access to the application.\r\n\r\nThis CVE entry describes the incomplete fix for CVE-2023-25957 in a specific non default configuration.",
          "title": "Summary"
        }
      ],
      "product_status": {
        "known_affected": [
          "2",
          "1",
          "4",
          "3",
          "6",
          "5",
          "8",
          "7",
          "9",
          "10",
          "11",
          "12"
        ]
      },
      "remediations": [
        {
          "category": "vendor_fix",
          "details": "Update to V1.17.3 or later version",
          "product_ids": [
            "1"
          ],
          "url": "https://marketplace.mendix.com/link/component/1174"
        },
        {
          "category": "vendor_fix",
          "details": "Update to V1.18.0 or later version",
          "product_ids": [
            "2"
          ],
          "url": "https://marketplace.mendix.com/link/component/1174"
        },
        {
          "category": "vendor_fix",
          "details": "Update to V2.3.0 or later version",
          "product_ids": [
            "3"
          ],
          "url": "https://marketplace.mendix.com/link/component/1174"
        },
        {
          "category": "vendor_fix",
          "details": "Update to V2.4.0 or later version",
          "product_ids": [
            "4"
          ],
          "url": "https://marketplace.mendix.com/link/component/1174"
        },
        {
          "category": "vendor_fix",
          "details": "Update to V3.2.6 or later version",
          "product_ids": [
            "12"
          ],
          "url": "https://marketplace.mendix.com/link/component/1174"
        },
        {
          "category": "vendor_fix",
          "details": "Update to V3.2.7 or later version",
          "product_ids": [
            "11"
          ],
          "url": "https://marketplace.mendix.com/link/component/1174"
        },
        {
          "category": "vendor_fix",
          "details": "Update to V3.3.0 or later version",
          "product_ids": [
            "7"
          ],
          "url": "https://marketplace.mendix.com/link/component/1174"
        },
        {
          "category": "vendor_fix",
          "details": "Update to V3.3.1 or later version",
          "product_ids": [
            "5"
          ],
          "url": "https://marketplace.mendix.com/link/component/1174"
        },
        {
          "category": "vendor_fix",
          "details": "Update to V3.3.14 or later version",
          "product_ids": [
            "10"
          ],
          "url": "https://marketplace.mendix.com/link/component/1174"
        },
        {
          "category": "vendor_fix",
          "details": "Update to V3.3.15 or later version",
          "product_ids": [
            "9"
          ],
          "url": "https://marketplace.mendix.com/link/component/1174"
        },
        {
          "category": "vendor_fix",
          "details": "Update to V3.6.0 or later version",
          "product_ids": [
            "8"
          ],
          "url": "https://marketplace.mendix.com/link/component/1174"
        },
        {
          "category": "vendor_fix",
          "details": "Update to V3.6.1 or later version",
          "product_ids": [
            "6"
          ],
          "url": "https://marketplace.mendix.com/link/component/1174"
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "baseScore": 9.1,
            "baseSeverity": "CRITICAL",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N/E:P/RL:O/RC:C",
            "version": "3.1"
          },
          "products": [
            "2",
            "1",
            "4",
            "3",
            "6",
            "5",
            "8",
            "7",
            "9",
            "10",
            "11",
            "12"
          ]
        }
      ],
      "title": "CVE-2023-29129"
    }
  ]
}