SSA-875726

Vulnerability from csaf_siemens - Published: 2021-04-14 00:00 - Updated: 2021-04-14 00:00
Summary
SSA-875726: Privilege Escalation Vulnerability in Mendix

Notes

Summary
The latest updates for Mendix fix a vulnerability in Mendix Applications that could allow malicious authorized users to escalate their privileges. Mendix has released an update for Mendix and recommends to update to the latest version.
General Recommendations
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. Additional information on Industrial Security by Siemens can be found at: https://www.siemens.com/industrialsecurity
Additional Resources
For further inquiries on security vulnerabilities in Siemens products and solutions, please contact the Siemens ProductCERT: https://www.siemens.com/cert/advisories
Terms of Use
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.
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{
  "document": {
    "acknowledgments": [
      {
        "organization": "FlowFabric BV",
        "summary": "coordinated disclosure"
      }
    ],
    "category": "Siemens Security Advisory",
    "csaf_version": "2.0",
    "distribution": {
      "text": "Disclosure is not limited.",
      "tlp": {
        "label": "WHITE"
      }
    },
    "notes": [
      {
        "category": "summary",
        "text": "The latest updates for Mendix fix a vulnerability in Mendix Applications that could allow malicious authorized users to escalate their privileges.\n\nMendix has released an update for Mendix and recommends to update to the latest version.",
        "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: 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": "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-875726: Privilege Escalation Vulnerability in Mendix - PDF Version",
        "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-875726.pdf"
      },
      {
        "category": "self",
        "summary": "SSA-875726: Privilege Escalation Vulnerability in Mendix - TXT Version",
        "url": "https://cert-portal.siemens.com/productcert/txt/ssa-875726.txt"
      },
      {
        "category": "self",
        "summary": "SSA-875726: Privilege Escalation Vulnerability in Mendix - CSAF Version",
        "url": "https://cert-portal.siemens.com/productcert/csaf/ssa-875726.json"
      }
    ],
    "title": "SSA-875726: Privilege Escalation Vulnerability in Mendix",
    "tracking": {
      "current_release_date": "2021-04-14T00:00:00Z",
      "generator": {
        "engine": {
          "name": "Siemens ProductCERT CSAF Generator",
          "version": "1"
        }
      },
      "id": "SSA-875726",
      "initial_release_date": "2021-04-14T00:00:00Z",
      "revision_history": [
        {
          "date": "2021-04-14T00:00:00Z",
          "legacy_version": "1.0",
          "number": "1",
          "summary": "Publication Date"
        }
      ],
      "status": "final",
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    }
  },
  "product_tree": {
    "branches": [
      {
        "branches": [
          {
            "branches": [
              {
                "category": "product_version_range",
                "name": "\u003c V7.23.19",
                "product": {
                  "name": "Mendix Applications using Mendix 7",
                  "product_id": "1"
                }
              }
            ],
            "category": "product_name",
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          },
          {
            "branches": [
              {
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            ],
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          },
          {
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            ],
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            "name": "Mendix Applications using Mendix 9"
          }
        ],
        "category": "vendor",
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    ]
  },
  "vulnerabilities": [
    {
      "cve": "CVE-2021-27394",
      "cwe": {
        "id": "CWE-269",
        "name": "Improper Privilege Management"
      },
      "notes": [
        {
          "category": "summary",
          "text": "Authenticated, non-administrative users could modify their privileges by manipulating the user role under certain circumstances, allowing them to gain administrative privileges.",
          "title": "Summary"
        }
      ],
      "product_status": {
        "known_affected": [
          "1",
          "2",
          "3",
          "4",
          "5"
        ]
      },
      "references": [
        {
          "summary": "CVE-2021-27394 - Mendix Applications using Mendix 7",
          "url": "https://docs.mendix.com/releasenotes/studio-pro/7.23"
        },
        {
          "summary": "CVE-2021-27394 - Mendix Applications using Mendix 8",
          "url": "https://docs.mendix.com/releasenotes/studio-pro/8.17"
        },
        {
          "summary": "CVE-2021-27394 - Mendix Applications using Mendix 8 (V8.6)",
          "url": "https://docs.mendix.com/releasenotes/studio-pro/8.6"
        },
        {
          "summary": "CVE-2021-27394 - Mendix Applications using Mendix 8 (V8.12)",
          "url": "https://docs.mendix.com/releasenotes/studio-pro/8.12"
        },
        {
          "summary": "CVE-2021-27394 - Mendix Applications using Mendix 9",
          "url": "https://docs.mendix.com/releasenotes/studio-pro/9.0"
        },
        {
          "summary": "CVE-2021-27394 Mitre 5.0 json",
          "url": "https://cert-portal.siemens.com/productcert/mitre/CVE-2021-27394.json"
        }
      ],
      "remediations": [
        {
          "category": "vendor_fix",
          "details": "Update your Mendix Project to V7.23.19 or later version and redeploy your application",
          "product_ids": [
            "1"
          ],
          "url": "https://docs.mendix.com/releasenotes/studio-pro/7.23"
        },
        {
          "category": "vendor_fix",
          "details": "Update your Mendix Project to V8.17.0 or later version and redeploy your application",
          "product_ids": [
            "2"
          ],
          "url": "https://docs.mendix.com/releasenotes/studio-pro/8.17"
        },
        {
          "category": "vendor_fix",
          "details": "Update your Mendix Project to V8.6.9 or later and preferably the latest V8.18 version and redeploy your application",
          "product_ids": [
            "3"
          ],
          "url": "https://docs.mendix.com/releasenotes/studio-pro/8.6"
        },
        {
          "category": "vendor_fix",
          "details": "Update your Mendix Project to V8.12.5 or later and preferably the latest V8.18 version and redeploy your application",
          "product_ids": [
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          ],
          "url": "https://docs.mendix.com/releasenotes/studio-pro/8.12"
        },
        {
          "category": "vendor_fix",
          "details": "Update your Mendix Project to V9.0.5 or later version and redeploy your application",
          "product_ids": [
            "5"
          ],
          "url": "https://docs.mendix.com/releasenotes/studio-pro/9.0"
        },
        {
          "category": "mitigation",
          "details": "Remove the privilege to manage user roles for non-administrative roles to mitigate this vulnerability for non-administrative users",
          "product_ids": [
            "1",
            "2",
            "3",
            "4",
            "5"
          ]
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "baseScore": 8.1,
            "baseSeverity": "HIGH",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N/E:P/RL:O/RC:C",
            "version": "3.1"
          },
          "products": [
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            "2",
            "3",
            "4",
            "5"
          ]
        }
      ],
      "title": "CVE-2021-27394"
    }
  ]
}


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Sightings

Author Source Type Date

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



Detection rules are retrieved from Rulezet.