{
  "CVE_data_meta": {
    "ASSIGNER": "security@vaadin.com",
    "DATE_PUBLIC": "2021-10-13T10:09:00.000Z",
    "ID": "CVE-2021-33609",
    "STATE": "PUBLIC",
    "TITLE": "Denial of service in DataCommunicator class in Vaadin 8"
  },
  "affects": {
    "vendor": {
      "vendor_data": [
        {
          "product": {
            "product_data": [
              {
                "product_name": "Vaadin",
                "version": {
                  "version_data": [
                    {
                      "version_affected": ">=",
                      "version_value": "8.0.0"
                    },
                    {
                      "version_affected": "<=",
                      "version_value": "8.14.0"
                    }
                  ]
                }
              },
              {
                "product_name": "vaadin-server",
                "version": {
                  "version_data": [
                    {
                      "version_affected": ">=",
                      "version_value": "8.0.0"
                    },
                    {
                      "version_affected": "<=",
                      "version_value": "8.14.0"
                    }
                  ]
                }
              }
            ]
          },
          "vendor_name": "Vaadin"
        }
      ]
    }
  },
  "data_format": "MITRE",
  "data_type": "CVE",
  "data_version": "4.0",
  "description": {
    "description_data": [
      {
        "lang": "eng",
        "value": "Missing check in DataCommunicator class in com.vaadin:vaadin-server versions 8.0.0 through 8.14.0 (Vaadin 8.0.0 through 8.14.0) allows authenticated network attacker to cause heap exhaustion by requesting too many rows of data."
      }
    ]
  },
  "generator": {
    "engine": "Vulnogram 0.0.9"
  },
  "impact": {
    "cvss": {
      "attackComplexity": "LOW",
      "attackVector": "NETWORK",
      "availabilityImpact": "LOW",
      "baseScore": 4.3,
      "baseSeverity": "MEDIUM",
      "confidentialityImpact": "NONE",
      "integrityImpact": "NONE",
      "privilegesRequired": "LOW",
      "scope": "UNCHANGED",
      "userInteraction": "NONE",
      "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L",
      "version": "3.1"
    }
  },
  "problemtype": {
    "problemtype_data": [
      {
        "description": [
          {
            "lang": "eng",
            "value": "CWE-400 Uncontrolled Resource Consumption"
          }
        ]
      }
    ]
  },
  "references": {
    "reference_data": [
      {
        "name": "https://vaadin.com/security/cve-2021-33609",
        "refsource": "CONFIRM",
        "url": "https://vaadin.com/security/cve-2021-33609"
      },
      {
        "name": "https://github.com/vaadin/framework/pull/12415",
        "refsource": "CONFIRM",
        "url": "https://github.com/vaadin/framework/pull/12415"
      }
    ]
  },
  "source": {
    "discovery": "INTERNAL"
  }
}