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CVE-2018-14818

Estado: ModificadaCrítica (9.8)—

WECON Technology Co., Ltd. PI Studio HMI versions 4.1.9 and prior and PI Studio versions 4.2.34 and prior have a stack-based buffer overflow vulnerability which may allow remote code execution.

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 (2)

We-con — PI StudioWe-con — PI Studio HMI

CWE

Referencias

JSON original (NVD)

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{
  "id": "CVE-2018-14818",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "version": "2.0",
          "baseScore": 7.5,
          "accessVector": "NETWORK",
          "vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P",
          "authentication": "NONE",
          "integrityImpact": "PARTIAL",
          "accessComplexity": "LOW",
          "availabilityImpact": "PARTIAL",
          "confidentialityImpact": "PARTIAL"
        },
        "acInsufInfo": false,
        "impactScore": 6.4,
        "baseSeverity": "HIGH",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 10,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
    ],
    "cvssMetricV31": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.1",
          "baseScore": 9.8,
          "attackVector": "NETWORK",
          "baseSeverity": "CRITICAL",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
          "integrityImpact": "HIGH",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "HIGH",
          "privilegesRequired": "NONE",
          "confidentialityImpact": "HIGH"
        },
        "impactScore": 5.9,
        "exploitabilityScore": 3.9
      }
    ]
  },
  "affected": [
    {
      "source": "ics-cert@hq.dhs.gov",
      "affectedData": [
        {
          "vendor": "WECON",
          "product": "PI Studio HMI",
          "versions": [
            {
              "status": "affected",
              "version": "4.1.9 and prior"
            }
          ]
        },
        {
          "vendor": "WECON",
          "product": "PI Studio",
          "versions": [
            {
              "status": "affected",
              "version": "4.2.34 and prior"
            }
          ]
        }
      ]
    }
  ],
  "published": "2018-10-08T12:29:00.390",
  "references": [
    {
      "url": "https://ics-cert.us-cert.gov/advisories/ICSA-18-277-01",
      "tags": [
        "Third Party Advisory",
        "US Government Resource"
      ],
      "source": "ics-cert@hq.dhs.gov"
    },
    {
      "url": "https://ics-cert.us-cert.gov/advisories/ICSA-18-277-01",
      "tags": [
        "Third Party Advisory",
        "US Government Resource"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Secondary",
      "source": "ics-cert@hq.dhs.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-121"
        }
      ]
    },
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-787"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "WECON Technology Co., Ltd. PI Studio HMI versions 4.1.9 and prior and PI Studio versions 4.2.34 and prior have a stack-based buffer overflow vulnerability which may allow remote code execution."
    },
    {
      "lang": "es",
      "value": "WECON Technology Co., Ltd. PI Studio HMI en versiones 4.1.9 y anteriores y PI Studio en versiones 4.2.34 y anteriores tiene una vulnerabilidad de desbordamiento de búfer basado en pila que podría permitir la ejecución remota de código."
    }
  ],
  "lastModified": "2026-06-17T01:41:42.157",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:we-con:pi_studio:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "9204D3F4-D3DA-4EA4-A932-950F721DB135",
              "versionEndIncluding": "4.2.34"
            },
            {
              "criteria": "cpe:2.3:a:we-con:pi_studio_hmi:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "159E2064-BDBD-4354-A8AC-2894EAA39248",
              "versionEndIncluding": "4.1.9"
            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "sourceIdentifier": "ics-cert@hq.dhs.gov"
}