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CVE-2021-33014

Estado: ModificadaAlta (8.8)—

An attacker can gain VxWorks Shell after login due to hard-coded credentials on a KUKA KR C4 control software for versions prior to 8.7 or any product running KSS.

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)

Kuka — KR C4 FirmwareKuka — KSS

CWE

Referencias

JSON original (NVD)

Mostrar
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  "id": "CVE-2021-33014",
  "cveTags": [],
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          "role": "CISA Coordinator",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "total"
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          "version": "2.0.3",
          "timestamp": "2025-04-16T17:28:52.289380Z"
        }
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    ],
    "cvssMetricV2": [
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          "baseScore": 5,
          "accessVector": "NETWORK",
          "vectorString": "AV:N/AC:L/Au:N/C:P/I:N/A:N",
          "authentication": "NONE",
          "integrityImpact": "NONE",
          "accessComplexity": "LOW",
          "availabilityImpact": "NONE",
          "confidentialityImpact": "PARTIAL"
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        "acInsufInfo": false,
        "impactScore": 2.9,
        "baseSeverity": "MEDIUM",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 10,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
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    ],
    "cvssMetricV31": [
      {
        "type": "Secondary",
        "source": "ics-cert@hq.dhs.gov",
        "cvssData": {
          "scope": "UNCHANGED",
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          "baseSeverity": "HIGH",
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  },
  "affected": [
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      "source": "ics-cert@hq.dhs.gov",
      "affectedData": [
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          "vendor": "KUKA",
          "product": "KR C4",
          "versions": [
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              "version": "All",
              "lessThan": "v8.7",
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          "vendor": "KUKA",
          "product": "KSS (KUKA.SystemSoftware)",
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  ],
  "published": "2022-05-26T17:15:08.390",
  "references": [
    {
      "url": "https://www.cisa.gov/uscert/ics/advisories/icsa-21-208-01",
      "tags": [
        "Third Party Advisory",
        "US Government Resource"
      ],
      "source": "ics-cert@hq.dhs.gov"
    },
    {
      "url": "https://www.cisa.gov/uscert/ics/advisories/icsa-21-208-01",
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      "source": "af854a3a-2127-422b-91ae-364da2661108"
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  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Secondary",
      "source": "ics-cert@hq.dhs.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-798"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "An attacker can gain VxWorks Shell after login due to hard-coded credentials on a KUKA KR C4 control software for versions prior to 8.7 or any product running KSS."
    },
    {
      "lang": "es",
      "value": "Un atacante puede conseguir VxWorks Shell después de iniciar sesión debido a las credenciales codificadas en el software de control KUKA KR C4 para versiones anteriores a 8.7 o cualquier producto ejecutando KSS"
    }
  ],
  "lastModified": "2026-06-17T03:54:00.783",
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