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CVE-2017-6867

Estado: ModificadaMedia (4.9)—

A vulnerability was discovered in Siemens SIMATIC WinCC (V7.3 before Upd 11 and V7.4 before SP1), SIMATIC WinCC Runtime Professional (V13 before SP2 and V14 before SP1), SIMATIC WinCC (TIA Portal) Professional (V13 before SP2 and V14 before SP1) that could allow an authenticated, remote attacker who is member of the "administrators" group to crash services by sending specially crafted messages to the DCOM interface.

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 (3)

Siemens — Simatic WinccSiemens — Simatic Wincc (tia Portal)Siemens — Simatic Wincc Runtime

CWE

Referencias

JSON original (NVD)

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{
  "id": "CVE-2017-6867",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "version": "2.0",
          "baseScore": 4,
          "accessVector": "NETWORK",
          "vectorString": "AV:N/AC:L/Au:S/C:N/I:N/A:P",
          "authentication": "SINGLE",
          "integrityImpact": "NONE",
          "accessComplexity": "LOW",
          "availabilityImpact": "PARTIAL",
          "confidentialityImpact": "NONE"
        },
        "acInsufInfo": false,
        "impactScore": 2.9,
        "baseSeverity": "MEDIUM",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 8,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
    ],
    "cvssMetricV30": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.0",
          "baseScore": 4.9,
          "attackVector": "NETWORK",
          "baseSeverity": "MEDIUM",
          "vectorString": "CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H",
          "integrityImpact": "NONE",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "HIGH",
          "privilegesRequired": "HIGH",
          "confidentialityImpact": "NONE"
        },
        "impactScore": 3.6,
        "exploitabilityScore": 1.2
      }
    ]
  },
  "affected": [
    {
      "source": "productcert@siemens.com",
      "affectedData": [
        {
          "vendor": "n/a",
          "product": "Siemens SIMATIC WinCC",
          "versions": [
            {
              "status": "affected",
              "version": "Siemens SIMATIC WinCC"
            }
          ]
        }
      ]
    }
  ],
  "published": "2017-05-11T10:29:00.260",
  "references": [
    {
      "url": "http://www.securityfocus.com/bid/98368",
      "tags": [
        "Third Party Advisory",
        "VDB Entry"
      ],
      "source": "productcert@siemens.com"
    },
    {
      "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-523365.pdf",
      "source": "productcert@siemens.com"
    },
    {
      "url": "https://www.siemens.com/cert/pool/cert/siemens_security_advisory_ssa-156872.pdf",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "productcert@siemens.com"
    },
    {
      "url": "http://www.securityfocus.com/bid/98368",
      "tags": [
        "Third Party Advisory",
        "VDB Entry"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-523365.pdf",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://www.siemens.com/cert/pool/cert/siemens_security_advisory_ssa-156872.pdf",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Secondary",
      "source": "productcert@siemens.com",
      "description": [
        {
          "lang": "en",
          "value": "CWE-787"
        }
      ]
    },
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-20"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "A vulnerability was discovered in Siemens SIMATIC WinCC (V7.3 before Upd 11 and V7.4 before SP1), SIMATIC WinCC Runtime Professional (V13 before SP2 and V14 before SP1), SIMATIC WinCC (TIA Portal) Professional (V13 before SP2 and V14 before SP1) that could allow an authenticated, remote attacker who is member of the \"administrators\" group to crash services by sending specially crafted messages to the DCOM interface."
    },
    {
      "lang": "es",
      "value": "Se detectó una vulnerabilidad en SIMATIC WinCC (versión V7.3 anterior a Upd 11 y versión V7.4 anterior a SP1), SIMATIC WinCC Runtime Professional (versión V13 anterior a SP2 y versión V14 anterior a SP1), SIMATIC WinCC (TIA Portal) Professional (versión V13 anterior a SP2 y versión V14 anterior a SP1) de Siemens, eso podría permitir a un atacante remoto autenticado, quien es miembro del grupo de los \"administrators\" bloquear los servicios enviando mensajes especialmente diseñados a la interfaz DCOM."
    }
  ],
  "lastModified": "2026-06-17T01:23:14.590",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:siemens:simatic_wincc:7.3:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "8D6229A2-9B8E-4F76-8425-589D2CE58B16"
            },
            {
              "criteria": "cpe:2.3:a:siemens:simatic_wincc:7.4:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "F64B795A-7E66-49AE-BE40-E8EEAC12D280"
            },
            {
              "criteria": "cpe:2.3:a:siemens:simatic_wincc_\\(tia_portal\\):13:sp1:*:*:professional:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "F8FA6B17-FA61-44FC-BAA7-AAC63ECBD996"
            },
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              "criteria": "cpe:2.3:a:siemens:simatic_wincc_\\(tia_portal\\):14:*:*:*:professional:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "B0E21465-76ED-4803-A40A-539500B993F9"
            },
            {
              "criteria": "cpe:2.3:a:siemens:simatic_wincc_runtime:13:sp1:*:*:professional:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "57CE0216-AA81-416B-88D2-3321D2A2A16D"
            },
            {
              "criteria": "cpe:2.3:a:siemens:simatic_wincc_runtime:14:*:*:*:professional:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "D8893E54-CF26-448A-9C32-90E5F8D8CC84"
            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "sourceIdentifier": "productcert@siemens.com"
}