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CVE-2018-1002100

Estado: ModificadaMedia (5.5)—

In Kubernetes versions 1.5.x, 1.6.x, 1.7.x, 1.8.x, and prior to version 1.9.6, the kubectl cp command insecurely handles tar data returned from the container, and can be caused to overwrite arbitrary local files.

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)

Kubernetes — Kubernetes

CWE

Referencias

JSON original (NVD)

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{
  "id": "CVE-2018-1002100",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "version": "2.0",
          "baseScore": 3.6,
          "accessVector": "LOCAL",
          "vectorString": "AV:L/AC:L/Au:N/C:N/I:P/A:P",
          "authentication": "NONE",
          "integrityImpact": "PARTIAL",
          "accessComplexity": "LOW",
          "availabilityImpact": "PARTIAL",
          "confidentialityImpact": "NONE"
        },
        "acInsufInfo": true,
        "impactScore": 4.9,
        "baseSeverity": "LOW",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 3.9,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
    ],
    "cvssMetricV30": [
      {
        "type": "Secondary",
        "source": "jordan@liggitt.net",
        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.0",
          "baseScore": 4.2,
          "attackVector": "NETWORK",
          "baseSeverity": "MEDIUM",
          "vectorString": "CVSS:3.0/AV:N/AC:H/PR:H/UI:R/S:U/C:N/I:H/A:N",
          "integrityImpact": "HIGH",
          "userInteraction": "REQUIRED",
          "attackComplexity": "HIGH",
          "availabilityImpact": "NONE",
          "privilegesRequired": "HIGH",
          "confidentialityImpact": "NONE"
        },
        "impactScore": 3.6,
        "exploitabilityScore": 0.5
      },
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.0",
          "baseScore": 5.5,
          "attackVector": "LOCAL",
          "baseSeverity": "MEDIUM",
          "vectorString": "CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N",
          "integrityImpact": "HIGH",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "NONE",
          "privilegesRequired": "LOW",
          "confidentialityImpact": "NONE"
        },
        "impactScore": 3.6,
        "exploitabilityScore": 1.8
      }
    ]
  },
  "affected": [
    {
      "source": "jordan@liggitt.net",
      "affectedData": [
        {
          "vendor": "Kubernetes",
          "product": "Kubernetes",
          "versions": [
            {
              "status": "affected",
              "version": "v1.5.x"
            },
            {
              "status": "affected",
              "version": "v1.6.x"
            },
            {
              "status": "affected",
              "version": "v1.7.x"
            },
            {
              "status": "affected",
              "version": "v1.8.x"
            },
            {
              "status": "affected",
              "version": "unspecified",
              "lessThan": "v1.9.6",
              "versionType": "custom"
            }
          ]
        }
      ]
    }
  ],
  "published": "2018-06-02T01:29:02.110",
  "references": [
    {
      "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1564305",
      "tags": [
        "Issue Tracking",
        "Third Party Advisory"
      ],
      "source": "jordan@liggitt.net"
    },
    {
      "url": "https://github.com/kubernetes/kubernetes/issues/61297",
      "tags": [
        "Third Party Advisory"
      ],
      "source": "jordan@liggitt.net"
    },
    {
      "url": "https://hansmi.ch/articles/2018-04-openshift-s2i-security",
      "tags": [
        "Third Party Advisory"
      ],
      "source": "jordan@liggitt.net"
    },
    {
      "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1564305",
      "tags": [
        "Issue Tracking",
        "Third Party Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://github.com/kubernetes/kubernetes/issues/61297",
      "tags": [
        "Third Party Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://hansmi.ch/articles/2018-04-openshift-s2i-security",
      "tags": [
        "Third Party Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-20"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "In Kubernetes versions 1.5.x, 1.6.x, 1.7.x, 1.8.x, and prior to version 1.9.6, the kubectl cp command insecurely handles tar data returned from the container, and can be caused to overwrite arbitrary local files."
    },
    {
      "lang": "es",
      "value": "En las versiones 1.5.x, 1.6.x, 1.7.x, 1.8.x y anteriores a la versión 1.9.6 de Kubernetes, el comando kubectl cp gestiona de forma insegura los datos tar devueltos del contenedor, lo que puede sobrescribir archivos locales arbitrarios."
    }
  ],
  "lastModified": "2026-06-17T01:33:19.993",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:kubernetes:kubernetes:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "D09DA9DD-99CC-48B5-B815-416A38E683E3",
              "versionEndIncluding": "1.5.9",
              "versionStartIncluding": "1.5.0"
            },
            {
              "criteria": "cpe:2.3:a:kubernetes:kubernetes:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "A9965DAB-0F22-489E-BC47-078B728CA68D",
              "versionEndIncluding": "1.6.14",
              "versionStartIncluding": "1.6.0"
            },
            {
              "criteria": "cpe:2.3:a:kubernetes:kubernetes:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "0B2B878A-080A-4F6F-8084-547E753715FE",
              "versionEndIncluding": "1.7.17",
              "versionStartIncluding": "1.7.0"
            },
            {
              "criteria": "cpe:2.3:a:kubernetes:kubernetes:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "B425895F-FB77-4688-8B97-FA0765CD251D",
              "versionEndIncluding": "1.8.15",
              "versionStartIncluding": "1.8.0"
            },
            {
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              "versionEndIncluding": "1.9.5",
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            }
          ],
          "operator": "OR"
        }
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  ],
  "sourceIdentifier": "jordan@liggitt.net"
}