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CVE-2021-33718

Estado: ModificadaMedia (5.3)—

A vulnerability has been identified in Mendix Applications using Mendix 7 (All versions < V7.23.22), Mendix Applications using Mendix 8 (All versions < V8.18.7), Mendix Applications using Mendix 9 (All versions < V9.3.0). Write access checks of attributes of an object could be bypassed, if user has a write permissions to the first attribute of this object.

CVSS

Probabilidad de explotación (EPSS)

EPSS (Exploit Prediction Scoring System, de FIRST) estima la probabilidad de que una vulnerabilidad sea explotada en 30 días. Complementa a CVSS (impacto) y a CISA KEV (explotación confirmada).

Tecnologías afectadas (1)

Siemens — Mendix

CWE

Referencias

JSON original (NVD)

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{
  "id": "CVE-2021-33718",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "version": "2.0",
          "baseScore": 3.5,
          "accessVector": "NETWORK",
          "vectorString": "AV:N/AC:M/Au:S/C:N/I:P/A:N",
          "authentication": "SINGLE",
          "integrityImpact": "PARTIAL",
          "accessComplexity": "MEDIUM",
          "availabilityImpact": "NONE",
          "confidentialityImpact": "NONE"
        },
        "acInsufInfo": false,
        "impactScore": 2.9,
        "baseSeverity": "LOW",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 6.8,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
    ],
    "cvssMetricV31": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.1",
          "baseScore": 5.3,
          "attackVector": "NETWORK",
          "baseSeverity": "MEDIUM",
          "vectorString": "CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:H/A:N",
          "integrityImpact": "HIGH",
          "userInteraction": "NONE",
          "attackComplexity": "HIGH",
          "availabilityImpact": "NONE",
          "privilegesRequired": "LOW",
          "confidentialityImpact": "NONE"
        },
        "impactScore": 3.6,
        "exploitabilityScore": 1.6
      }
    ]
  },
  "affected": [
    {
      "source": "productcert@siemens.com",
      "affectedData": [
        {
          "vendor": "Siemens",
          "product": "Mendix Applications using Mendix 7",
          "versions": [
            {
              "status": "affected",
              "version": "All versions < V7.23.22"
            }
          ]
        },
        {
          "vendor": "Siemens",
          "product": "Mendix Applications using Mendix 8",
          "versions": [
            {
              "status": "affected",
              "version": "All versions < V8.18.7"
            }
          ]
        },
        {
          "vendor": "Siemens",
          "product": "Mendix Applications using Mendix 9",
          "versions": [
            {
              "status": "affected",
              "version": "All versions < V9.3.0"
            }
          ]
        }
      ]
    }
  ],
  "published": "2021-07-13T11:15:10.183",
  "references": [
    {
      "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-352521.pdf",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "productcert@siemens.com"
    },
    {
      "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-352521.pdf",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Secondary",
      "source": "productcert@siemens.com",
      "description": [
        {
          "lang": "en",
          "value": "CWE-863"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "A vulnerability has been identified in Mendix Applications using Mendix 7 (All versions < V7.23.22), Mendix Applications using Mendix 8 (All versions < V8.18.7), Mendix Applications using Mendix 9 (All versions < V9.3.0). Write access checks of attributes of an object could be bypassed, if user has a write permissions to the first attribute of this object."
    },
    {
      "lang": "es",
      "value": "Se ha identificado una vulnerabilidad en las aplicaciones de Mendix que usan Mendix 7 (todas las versiones anteriores a V7.23.22), las aplicaciones de Mendix que usan Mendix 8 (todas las versiones anteriores a V8.18.7) y las aplicaciones de Mendix que usan Mendix 9 (todas las versiones anteriores a V9.3.0). Las comprobaciones de acceso a la escritura de los atributos de un objeto podrían ser omitidas, si el usuario presenta permisos de escritura en el primer atributo de este objeto"
    }
  ],
  "lastModified": "2026-06-17T03:55:06.037",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:siemens:mendix:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "407BBB53-69B6-4B42-A4D7-3AB55523CDD0",
              "versionEndExcluding": "7.23.22",
              "versionStartIncluding": "7.0"
            },
            {
              "criteria": "cpe:2.3:a:siemens:mendix:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "2F163BC4-5367-4F46-B20B-60082E95F315",
              "versionEndExcluding": "8.18.7",
              "versionStartIncluding": "8.0"
            },
            {
              "criteria": "cpe:2.3:a:siemens:mendix:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "E3BCE4B4-2CDA-464A-A750-4D8219B172D9",
              "versionEndExcluding": "9.3.0",
              "versionStartIncluding": "9.0"
            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "sourceIdentifier": "productcert@siemens.com"
}