{
  "id": "CVE-2021-31522",
  "sourceIdentifier": "security@apache.org",
  "published": "2022-01-06T13:15:08.027",
  "lastModified": "2022-01-12T20:52:49.923",
  "vulnStatus": "Analyzed",
  "descriptions": [
    {
      "lang": "en",
      "value": "Kylin can receive user input and load any class through Class.forName(...). This issue affects Apache Kylin 2 version 2.6.6 and prior versions; Apache Kylin 3 version 3.1.2 and prior versions; Apache Kylin 4 version 4.0.0 and prior versions."
    },
    {
      "lang": "es",
      "value": "Kylin puede recibir la entrada del usuario y cargar cualquier clase mediante Class.forName(...). Este problema afecta a Apache Kylin 2 versiones 2.6.6 y anteriores; Apache Kylin 3 versiones 3.1.2 y anteriores; Apache Kylin 4 versiones 4.0.0 y anteriores."
    }
  ],
  "metrics": {
    "cvssMetricV31": [
      {
        "source": "nvd@nist.gov",
        "type": "Primary",
        "cvssData": {
          "version": "3.1",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
          "attackVector": "NETWORK",
          "attackComplexity": "LOW",
          "privilegesRequired": "NONE",
          "userInteraction": "NONE",
          "scope": "UNCHANGED",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "availabilityImpact": "HIGH",
          "baseScore": 9.8,
          "baseSeverity": "CRITICAL"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 5.9
      }
    ],
    "cvssMetricV2": [
      {
        "source": "nvd@nist.gov",
        "type": "Primary",
        "cvssData": {
          "version": "2.0",
          "vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P",
          "accessVector": "NETWORK",
          "accessComplexity": "LOW",
          "authentication": "NONE",
          "confidentialityImpact": "PARTIAL",
          "integrityImpact": "PARTIAL",
          "availabilityImpact": "PARTIAL",
          "baseScore": 7.5
        },
        "baseSeverity": "HIGH",
        "exploitabilityScore": 10.0,
        "impactScore": 6.4,
        "acInsufInfo": false,
        "obtainAllPrivilege": false,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
    ]
  },
  "weaknesses": [
    {
      "source": "nvd@nist.gov",
      "type": "Primary",
      "description": [
        {
          "lang": "en",
          "value": "CWE-470"
        }
      ]
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "operator": "OR",
          "negate": false,
          "cpeMatch": [
            {
              "vulnerable": true,
              "criteria": "cpe:2.3:a:apache:kylin:*:*:*:*:*:*:*:*",
              "versionStartIncluding": "2.0.0",
              "versionEndIncluding": "2.6.6",
              "matchCriteriaId": "7ED3ED46-D80F-4D42-9973-9F075B946351"
            },
            {
              "vulnerable": true,
              "criteria": "cpe:2.3:a:apache:kylin:*:*:*:*:*:*:*:*",
              "versionStartIncluding": "3.0.0",
              "versionEndExcluding": "3.1.3",
              "matchCriteriaId": "5EB6EBBD-9C39-45B1-9EED-9D99228D0D76"
            },
            {
              "vulnerable": true,
              "criteria": "cpe:2.3:a:apache:kylin:4.0.0:-:*:*:*:*:*:*",
              "matchCriteriaId": "A9ED56E6-4BD6-410A-894C-350295DB8443"
            },
            {
              "vulnerable": true,
              "criteria": "cpe:2.3:a:apache:kylin:4.0.0:alpha:*:*:*:*:*:*",
              "matchCriteriaId": "7CBD3E44-4EB4-474D-911C-3C1ED9061DCE"
            },
            {
              "vulnerable": true,
              "criteria": "cpe:2.3:a:apache:kylin:4.0.0:beta:*:*:*:*:*:*",
              "matchCriteriaId": "BE87BCCF-8188-44F3-A727-808A8D6C45B9"
            }
          ]
        }
      ]
    }
  ],
  "references": [
    {
      "url": "http://www.openwall.com/lists/oss-security/2022/01/06/4",
      "source": "security@apache.org",
      "tags": [
        "Mailing List",
        "Patch",
        "Third Party Advisory"
      ]
    },
    {
      "url": "https://lists.apache.org/thread/hh5crx3yr701zd8wtpqo1mww2rlkvznw",
      "source": "security@apache.org",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ]
    }
  ]
}