{
  "id": "CVE-2020-5420",
  "sourceIdentifier": "security@pivotal.io",
  "published": "2020-09-03T01:15:10.857",
  "lastModified": "2020-09-11T15:42:49.217",
  "vulnStatus": "Analyzed",
  "descriptions": [
    {
      "lang": "en",
      "value": "Cloud Foundry Routing (Gorouter) versions prior to 0.206.0 allow a malicious developer with \"cf push\" access to cause denial-of-service to the CF cluster by pushing an app that returns specially crafted HTTP responses that crash the Gorouters."
    },
    {
      "lang": "es",
      "value": "Cloud Foundry Routing (Gorouter) versiones anteriores a 0.206.0, permiten a un desarrollador malicioso con acceso \"cf push\" causar una denegaci\u00f3n de servicio al cl\u00faster CF al presionar una aplicaci\u00f3n que devuelve respuestas HTTP especialmente dise\u00f1adas que bloquean los Gorouters"
    }
  ],
  "metrics": {
    "cvssMetricV31": [
      {
        "source": "nvd@nist.gov",
        "type": "Primary",
        "cvssData": {
          "version": "3.1",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H",
          "attackVector": "NETWORK",
          "attackComplexity": "LOW",
          "privilegesRequired": "LOW",
          "userInteraction": "NONE",
          "scope": "CHANGED",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "availabilityImpact": "HIGH",
          "baseScore": 7.7,
          "baseSeverity": "HIGH"
        },
        "exploitabilityScore": 3.1,
        "impactScore": 4.0
      }
    ],
    "cvssMetricV30": [
      {
        "source": "security@pivotal.io",
        "type": "Secondary",
        "cvssData": {
          "version": "3.0",
          "vectorString": "CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H",
          "attackVector": "NETWORK",
          "attackComplexity": "LOW",
          "privilegesRequired": "LOW",
          "userInteraction": "NONE",
          "scope": "CHANGED",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "availabilityImpact": "HIGH",
          "baseScore": 7.7,
          "baseSeverity": "HIGH"
        },
        "exploitabilityScore": 3.1,
        "impactScore": 4.0
      }
    ],
    "cvssMetricV2": [
      {
        "source": "nvd@nist.gov",
        "type": "Primary",
        "cvssData": {
          "version": "2.0",
          "vectorString": "AV:N/AC:L/Au:S/C:N/I:N/A:C",
          "accessVector": "NETWORK",
          "accessComplexity": "LOW",
          "authentication": "SINGLE",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "availabilityImpact": "COMPLETE",
          "baseScore": 6.8
        },
        "baseSeverity": "MEDIUM",
        "exploitabilityScore": 8.0,
        "impactScore": 6.9,
        "acInsufInfo": false,
        "obtainAllPrivilege": false,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
    ]
  },
  "weaknesses": [
    {
      "source": "nvd@nist.gov",
      "type": "Primary",
      "description": [
        {
          "lang": "en",
          "value": "CWE-754"
        }
      ]
    },
    {
      "source": "security@pivotal.io",
      "type": "Secondary",
      "description": [
        {
          "lang": "en",
          "value": "CWE-754"
        }
      ]
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "operator": "OR",
          "negate": false,
          "cpeMatch": [
            {
              "vulnerable": true,
              "criteria": "cpe:2.3:a:cloudfoundry:cf-deployment:*:*:*:*:*:*:*:*",
              "versionEndExcluding": "13.15.0",
              "matchCriteriaId": "9D87C642-F4E1-46DE-86D3-0D2A0E64A3A6"
            },
            {
              "vulnerable": true,
              "criteria": "cpe:2.3:a:cloudfoundry:gorouter:*:*:*:*:*:*:*:*",
              "versionEndExcluding": "0.206.0",
              "matchCriteriaId": "CAAAF78A-33A1-4744-AF0F-43B7AE2FFAC3"
            }
          ]
        }
      ]
    }
  ],
  "references": [
    {
      "url": "https://www.cloudfoundry.org/blog/cve-2020-5420",
      "source": "security@pivotal.io",
      "tags": [
        "Vendor Advisory"
      ]
    }
  ]
}