VDE-2026-109

Vulnerability from csaf_bendergmbhcokg - Published: 2026-10-13 14:00 - Updated: 2026-10-13 14:00
Summary
Bender Customer&Partner Platform Vulnerability - Privilege Escalation
Severity
Medium
Notes
Summary: Bender is publishing this advisory to inform customers about a security vulnerability in the Customer&Partner platform. The issue allows any account to view the roles of other users. Bender has analyzed the weakness and determined that user information and user credentials are not affected. Bender considers the weakness to be of medium risk which should be patched.
Impact: The vulnerability allows a user to view a list of roles, which should be accessible by admin only. The application lacks to implemented an authorization check to view user role requests.
Remidiation: The service will be fixed in version 5.17.5 or later. The fix is planned in Q4 2026. There is no user activity necessary.

A low privileged remote attacker is able to view a list of roles that should only be accessible to administrators. This results in a low level of confidentiality breach, as no particularly sensitive information is affected.

CWE-862 - Missing Authorization
Affected products
Product Identifier Version Remediation
Customer&Partner 5.17.5
Bender / Software / Customer&Partner
cpe:2.3:a:bender:customer_platform_software:5.17.5:*:*:*:*:*:*:* 5.17.5
Product Identifier Version Remediation
Customer&Partner 5.0.0<5.17.5
Bender / Software / Customer&Partner
cpe:2.3:a:bender:customer_platform_software:*:*:*:*:*:*:*:* vers:semver/>=5.0.0|<5.17.5
None Available

{
  "document": {
    "acknowledgments": [
      {
        "organization": "CERT@VDE",
        "summary": "coordination"
      },
      {
        "names": [
          "Noah Willams"
        ],
        "organization": "Bulwarkers Websecurity Pvt. Ltd.",
        "summary": "reporting"
      }
    ],
    "aggregate_severity": {
      "namespace": "https://www.first.org/cvss/v3.1/specification-document#Qualitative-Severity-Rating-Scale",
      "text": "Medium"
    },
    "category": "csaf_security_advisory",
    "csaf_version": "2.0",
    "distribution": {
      "tlp": {
        "label": "WHITE"
      }
    },
    "lang": "en-GB",
    "notes": [
      {
        "category": "summary",
        "text": "Bender is publishing this advisory to inform customers about a security vulnerability in the Customer\u0026Partner platform. \nThe issue allows any account to view the roles of other users.\nBender has analyzed the weakness and determined that user information and user credentials  are not affected. Bender considers the weakness to be of medium risk which should be patched.",
        "title": "Summary"
      },
      {
        "category": "description",
        "text": "The vulnerability allows a user to view a list of roles, which should be accessible by admin only. The application lacks to implemented an authorization check to view user role requests.",
        "title": "Impact"
      },
      {
        "category": "description",
        "text": "The service will be fixed in version 5.17.5 or later. \nThe fix is planned in Q4 2026.\nThere is no user activity necessary.",
        "title": "Remidiation"
      }
    ],
    "publisher": {
      "category": "vendor",
      "contact_details": "psirt@bender.de",
      "name": "Bender GmbH \u0026 Co. KG",
      "namespace": "https://www.bender.de"
    },
    "references": [
      {
        "category": "external",
        "summary": "CERT@VDE Security Advisories for Bender GmbH \u0026 Co. KG",
        "url": "https://certvde.com/en/advisories/vendor/bender/"
      },
      {
        "category": "external",
        "summary": "Vendor PSIRT",
        "url": "https://www.bender.de"
      },
      {
        "category": "self",
        "summary": "VDE-2026-109: Bender Customer\u0026Partner Platform Vulnerability - Privilege Escalation - HTML",
        "url": "https://certvde.com/en/advisories/VDE-2026-109/"
      },
      {
        "category": "self",
        "summary": "VDE-2026-109: Bender Customer\u0026Partner Platform Vulnerability - Privilege Escalation - CSAF",
        "url": "https://bender.csaf-tp.certvde.com/.well-known/csaf/white/2026/vde-2026-109.json"
      }
    ],
    "title": "Bender Customer\u0026Partner Platform Vulnerability - Privilege Escalation",
    "tracking": {
      "aliases": [
        "VDE-2026-109"
      ],
      "current_release_date": "2026-10-13T14:00:00.000Z",
      "generator": {
        "date": "2026-10-08T10:12:06.471Z",
        "engine": {
          "name": "Secvisogram",
          "version": "2.6.13"
        }
      },
      "id": "VDE-2026-109",
      "initial_release_date": "2026-10-13T14:00:00.000Z",
      "revision_history": [
        {
          "date": "2026-10-13T14:00:00.000Z",
          "number": "1.0.0",
          "summary": "initial version"
        }
      ],
      "status": "final",
      "version": "1.0.0"
    }
  },
  "product_tree": {
    "branches": [
      {
        "branches": [
          {
            "branches": [
              {
                "branches": [
                  {
                    "category": "product_version_range",
                    "name": "vers:semver/\u003e=5.0.0|\u003c5.17.5",
                    "product": {
                      "name": "Customer\u0026Partner 5.0.0\u003c5.17.5",
                      "product_id": "CSAFPID-0002",
                      "product_identification_helper": {
                        "cpe": "cpe:2.3:a:bender:customer_platform_software:*:*:*:*:*:*:*:*"
                      }
                    }
                  },
                  {
                    "category": "product_version",
                    "name": "5.17.5",
                    "product": {
                      "name": "Customer\u0026Partner 5.17.5",
                      "product_id": "CSAFPID-0003",
                      "product_identification_helper": {
                        "cpe": "cpe:2.3:a:bender:customer_platform_software:5.17.5:*:*:*:*:*:*:*"
                      }
                    }
                  }
                ],
                "category": "product_name",
                "name": "Customer\u0026Partner"
              }
            ],
            "category": "product_family",
            "name": "Software"
          }
        ],
        "category": "vendor",
        "name": "Bender"
      }
    ]
  },
  "vulnerabilities": [
    {
      "cve": "CVE-2026-94410",
      "cwe": {
        "id": "CWE-862",
        "name": "Missing Authorization"
      },
      "discovery_date": "2026-09-18T11:40:00.000Z",
      "notes": [
        {
          "category": "description",
          "text": "A low privileged remote attacker is able to view a list of roles that should only be accessible to administrators. This results in a low level of confidentiality breach, as no particularly sensitive information is affected.",
          "title": "CVE Description"
        }
      ],
      "product_status": {
        "fixed": [
          "CSAFPID-0003"
        ],
        "known_affected": [
          "CSAFPID-0002"
        ]
      },
      "references": [
        {
          "category": "external",
          "summary": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N - 5.3 - Medium",
          "url": "https://www.first.org/cvss/calculator/4.0#CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N"
        }
      ],
      "release_date": "2026-09-22T10:00:00.000Z",
      "remediations": [
        {
          "category": "none_available",
          "details": "Bender service updated to version  5.17.5 or later.\nThe fix is planned in Q4 2026.",
          "product_ids": [
            "CSAFPID-0002"
          ]
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "NONE",
            "baseScore": 4.3,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "LOW",
            "environmentalScore": 4.3,
            "environmentalSeverity": "MEDIUM",
            "integrityImpact": "NONE",
            "privilegesRequired": "LOW",
            "scope": "UNCHANGED",
            "temporalScore": 4.3,
            "temporalSeverity": "MEDIUM",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N",
            "version": "3.1"
          },
          "products": [
            "CSAFPID-0002"
          ]
        }
      ],
      "title": "Exposure of Role List to Low-Privileged Remote Users in Bender Custom\u0026Partner Service"
    }
  ]
}



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