{
  "id": "CVE-2020-2024",
  "sourceIdentifier": "psirt@paloaltonetworks.com",
  "published": "2020-05-19T21:15:10.070",
  "lastModified": "2020-05-21T17:13:02.130",
  "vulnStatus": "Analyzed",
  "descriptions": [
    {
      "lang": "en",
      "value": "An improper link resolution vulnerability affects Kata Containers versions prior to 1.11.0. Upon container teardown, a malicious guest can trick the kata-runtime into unmounting any mount point on the host and all mount points underneath it, potentiality resulting in a host DoS."
    },
    {
      "lang": "es",
      "value": "Una vulnerabilidad de resoluci\u00f3n de enlace inapropiada afecta a Kata Containers versiones anteriores a 1.11.0. Tras el desmontaje del contenedor, un invitado malicioso puede enga\u00f1ar al kata-runtime para que desmonte cualquier punto de montaje en el host y todos los puntos de montaje debajo de \u00e9l, lo que puede generar una DoS del host."
    }
  ],
  "metrics": {
    "cvssMetricV31": [
      {
        "source": "nvd@nist.gov",
        "type": "Primary",
        "cvssData": {
          "version": "3.1",
          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H",
          "attackVector": "LOCAL",
          "attackComplexity": "LOW",
          "privilegesRequired": "LOW",
          "userInteraction": "NONE",
          "scope": "CHANGED",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "availabilityImpact": "HIGH",
          "baseScore": 6.5,
          "baseSeverity": "MEDIUM"
        },
        "exploitabilityScore": 2.0,
        "impactScore": 4.0
      },
      {
        "source": "psirt@paloaltonetworks.com",
        "type": "Secondary",
        "cvssData": {
          "version": "3.1",
          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H",
          "attackVector": "LOCAL",
          "attackComplexity": "LOW",
          "privilegesRequired": "LOW",
          "userInteraction": "NONE",
          "scope": "CHANGED",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "availabilityImpact": "HIGH",
          "baseScore": 6.5,
          "baseSeverity": "MEDIUM"
        },
        "exploitabilityScore": 2.0,
        "impactScore": 4.0
      }
    ],
    "cvssMetricV2": [
      {
        "source": "nvd@nist.gov",
        "type": "Primary",
        "cvssData": {
          "version": "2.0",
          "vectorString": "AV:L/AC:L/Au:N/C:N/I:N/A:P",
          "accessVector": "LOCAL",
          "accessComplexity": "LOW",
          "authentication": "NONE",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "availabilityImpact": "PARTIAL",
          "baseScore": 2.1
        },
        "baseSeverity": "LOW",
        "exploitabilityScore": 3.9,
        "impactScore": 2.9,
        "acInsufInfo": false,
        "obtainAllPrivilege": false,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
    ]
  },
  "weaknesses": [
    {
      "source": "nvd@nist.gov",
      "type": "Primary",
      "description": [
        {
          "lang": "en",
          "value": "CWE-59"
        }
      ]
    },
    {
      "source": "psirt@paloaltonetworks.com",
      "type": "Secondary",
      "description": [
        {
          "lang": "en",
          "value": "CWE-59"
        }
      ]
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "operator": "OR",
          "negate": false,
          "cpeMatch": [
            {
              "vulnerable": true,
              "criteria": "cpe:2.3:a:katacontainers:runtime:*:*:*:*:*:*:*:*",
              "versionEndExcluding": "1.11.0",
              "matchCriteriaId": "6D33AE8C-B850-4A56-B7F2-8D9CD0839E83"
            }
          ]
        }
      ]
    }
  ],
  "references": [
    {
      "url": "https://github.com/kata-containers/runtime/issues/2474",
      "source": "psirt@paloaltonetworks.com",
      "tags": [
        "Third Party Advisory"
      ]
    },
    {
      "url": "https://github.com/kata-containers/runtime/pull/2475",
      "source": "psirt@paloaltonetworks.com",
      "tags": [
        "Patch",
        "Third Party Advisory"
      ]
    }
  ]
}