{
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:redhat:openshift_container_platform:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "40889CD3-C71C-4492-A205-EF77959B41EC",
              "versionEndExcluding": "4.4.33",
              "versionStartIncluding": "4.4",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:redhat:openshift_container_platform:*:*:*:*:*:*:*:*",
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              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "A privilege escalation flaw was found in openshift4/ose-docker-builder. The build container runs with high privileges using a chrooted environment instead of runc. If an attacker can gain access to this build container, they can potentially utilize the raw devices of the underlying node, such as the network and storage devices, to at least escalate their privileges to that of the cluster admin. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability."
    },
    {
      "lang": "es",
      "value": "Se encontr\u00f3 un fallo de escalada de privilegios en openshift4/ose-docker-builder.\u0026#xa0;El contenedor de compilaci\u00f3n se ejecuta con altos privilegios usando un entorno chrooted en lugar de runc.\u0026#xa0;Si un atacante puede obtener acceso a este contenedor de compilaci\u00f3n, potencialmente puede utilizar los dispositivos sin procesar del nodo subyacente, como la red y los dispositivos de almacenamiento, para al menos escalar sus privilegios a los del administrador del cl\u00faster.\u0026#xa0;La mayor amenaza de esta vulnerabilidad es la confidencialidad e integridad de los datos, as\u00ed como la disponibilidad del sistema"
    }
  ],
  "id": "CVE-2021-20182",
  "lastModified": "2024-11-21T05:46:05.123",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "MEDIUM",
        "cvssData": {
          "accessComplexity": "LOW",
          "accessVector": "NETWORK",
          "authentication": "SINGLE",
          "availabilityImpact": "PARTIAL",
          "baseScore": 6.5,
          "confidentialityImpact": "PARTIAL",
          "integrityImpact": "PARTIAL",
          "vectorString": "AV:N/AC:L/Au:S/C:P/I:P/A:P",
          "version": "2.0"
        },
        "exploitabilityScore": 8.0,
        "impactScore": 6.4,
        "obtainAllPrivilege": false,
        "obtainOtherPrivilege": false,
        "obtainUserPrivilege": false,
        "source": "nvd@nist.gov",
        "type": "Primary",
        "userInteractionRequired": false
      }
    ],
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "HIGH",
          "baseScore": 8.8,
          "baseSeverity": "HIGH",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "privilegesRequired": "LOW",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
          "version": "3.1"
        },
        "exploitabilityScore": 2.8,
        "impactScore": 5.9,
        "source": "nvd@nist.gov",
        "type": "Primary"
      }
    ]
  },
  "published": "2021-02-23T22:15:12.277",
  "references": [
    {
      "source": "secalert@redhat.com",
      "tags": [
        "Issue Tracking",
        "Mitigation",
        "Patch",
        "Vendor Advisory"
      ],
      "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1915110"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Issue Tracking",
        "Mitigation",
        "Patch",
        "Vendor Advisory"
      ],
      "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1915110"
    }
  ],
  "sourceIdentifier": "secalert@redhat.com",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-552"
        }
      ],
      "source": "secalert@redhat.com",
      "type": "Secondary"
    }
  ]
}