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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."}]},"generator":{"engine":"Vulnogram 0.0.9"},"impact":[{"other":"moderate"}],"problemtype":{"problemtype_data":[{"description":[{"lang":"eng","value":"load any class"}]}]},"references":{"reference_data":[{"refsource":"MISC","url":"https://lists.apache.org/thread/hh5crx3yr701zd8wtpqo1mww2rlkvznw","name":"https://lists.apache.org/thread/hh5crx3yr701zd8wtpqo1mww2rlkvznw"},{"refsource":"MLIST","name":"[oss-security] 20220106 CVE-2021-31522: Apache Kylin unsafe class loading","url":"http://www.openwall.com/lists/oss-security/2022/01/06/4"}]},"source":{"discovery":"UNKNOWN"},"work_around":[{"lang":"eng","value":"Users of Kylin 2.x & Kylin 3.x should upgrade to 3.1.3 or apply patch https://github.com/apache/kylin/pull/1695.\nUsers of Kylin 4.x should upgrade to 4.0.1 or apply patch https://github.com/apache/kylin/pull/1763."}]},"nvd":{"publishedDate":"2022-01-06 13:15:00","lastModifiedDate":"2022-01-12 20:52:00","problem_types":["CWE-470"],"metrics":{"baseMetricV3":{"cvssV3":{"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},"baseMetricV2":{"cvssV2":{"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},"severity":"HIGH","exploitabilityScore":10,"impactScore":6.4,"acInsufInfo":false,"obtainAllPrivilege":false,"obtainUserPrivilege":false,"obtainOtherPrivilege":false,"userInteractionRequired":false}},"configurations":{"CVE_data_version":"4.0","nodes":[{"operator":"OR","children":[],"cpe_match":[{"vulnerable":true,"cpe23Uri":"cpe:2.3:a:apache:kylin:4.0.0:alpha:*:*:*:*:*:*","cpe_name":[]},{"vulnerable":true,"cpe23Uri":"cpe:2.3:a:apache:kylin:4.0.0:beta:*:*:*:*:*:*","cpe_name":[]},{"vulnerable":true,"cpe23Uri":"cpe:2.3:a:apache:kylin:4.0.0:-:*:*:*:*:*:*","cpe_name":[]},{"vulnerable":true,"cpe23Uri":"cpe:2.3:a:apache:kylin:*:*:*:*:*:*:*:*","versionStartIncluding":"3.0.0","versionEndExcluding":"3.1.3","cpe_name":[]},{"vulnerable":true,"cpe23Uri":"cpe:2.3:a:apache:kylin:*:*:*:*:*:*:*:*","versionStartIncluding":"2.0.0","versionEndIncluding":"2.6.6","cpe_name":[]}]}]}},"legacy_mitre":{"record":{"CveYear":"2021","CveId":"31522","Ordinal":"206817","Title":"CVE-2021-31522","CVE":"CVE-2021-31522","Year":"2021"},"notes":[{"CveYear":"2021","CveId":"31522","Ordinal":"1","NoteData":"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.","Type":"Description","Title":null},{"CveYear":"2021","CveId":"31522","Ordinal":"2","NoteData":"2022-01-06","Type":"Other","Title":"Published"},{"CveYear":"2021","CveId":"31522","Ordinal":"3","NoteData":"2022-01-06","Type":"Other","Title":"Modified"}]}}}