{"id":"CVE-2017-3162","aliases":["EUVD-2022-4816","GHSA-pr9x-qmp5-j3rr"],"status":"published","title":"Improper Input Validation in Apache Hadoop","description":"HDFS clients interact with a servlet on the DataNode to browse the HDFS namespace. The NameNode is provided as a query parameter that is not validated in Apache Hadoop before 2.7.0.","severity":{"version":"3.0","score":7.3,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.06423,"percentile":0.93745,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-20"],"published":"2017-04-26T20:00:00Z","modified":"2026-10-24T10:30:51Z","fixes":[{"ecosystem":"Maven","package":"org.apache.hadoop:hadoop-client","fixed_in":["2.7.0"],"sources":["ghsa","osv"]}],"affected":[{"source":"ghsa","ecosystem":"Maven","package":"org.apache.hadoop:hadoop-client","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"last_affected":"2.6.5"},{"fixed":"2.7.0"}]}]},{"source":"osv","ecosystem":"Maven","package":"org.apache.hadoop:hadoop-client","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.7.0"}]}],"versions":["0.23.1","0.23.10","0.23.11","0.23.3","0.23.4","0.23.5","0.23.6","0.23.7","0.23.8","0.23.9","1.0.1","1.0.2","1.0.3","1.0.4","1.1.0","1.1.1","1.1.2","1.2.0","1.2.1","2.0.0-alpha","2.0.1-alpha","2.0.2-alpha","2.0.3-alpha","2.0.4-alpha","2.0.5-alpha","2.0.6-alpha","2.1.0-beta","2.1.1-beta","2.2.0","2.3.0","2.4.0","2.4.1","2.5.0","2.5.1","2.5.2","2.6.0","2.6.1","2.6.2","2.6.3","2.6.4","2.6.5"]}],"products":[{"vendor":"apache","product":"hadoop"},{"vendor":"apache software foundation","product":"apache hadoop"}],"references":[{"url":"http://www.securityfocus.com/bid/98017","tags":["vdb-entry","x_refsource_BID","x_transferred","Third Party Advisory","VDB Entry","advisory","web"]},{"url":"https://s.apache.org/k2ss","tags":["mailing-list","x_refsource_MLIST","x_transferred","Vendor Advisory","advisory","web"]},{"url":"https://lists.apache.org/thread.html/r127f75748fcabc63bc5a1bec6885753eb9b2bed803b6ed7bd46f965b%40%3Cuser.hadoop.apache.org%3E","tags":["mailing-list","x_refsource_MLIST","x_transferred","web"]},{"url":"https://lists.apache.org/thread.html/r66de86b9a608c1da70b2d27d765c11ec88edf6e5dd6f379ab33e072a%40%3Cuser.flink.apache.org%3E","tags":["mailing-list","x_refsource_MLIST","x_transferred","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2017-3162","tags":["advisory"]},{"url":"https://lists.apache.org/thread.html/r127f75748fcabc63bc5a1bec6885753eb9b2bed803b6ed7bd46f965b@%3Cuser.hadoop.apache.org%3E","tags":["web"]},{"url":"https://lists.apache.org/thread.html/r66de86b9a608c1da70b2d27d765c11ec88edf6e5dd6f379ab33e072a@%3Cuser.flink.apache.org%3E","tags":["web"]},{"url":"https://github.com/advisories/GHSA-pr9x-qmp5-j3rr"}],"sources":{"cve":[{"id":"CVE-2017-3162","description":"HDFS clients interact with a servlet on the DataNode to browse the HDFS namespace. The NameNode is provided as a query parameter that is not validated in Apache Hadoop before 2.7.0.","status":"published","published":"2017-04-26T20:00:00Z","modified":"2024-08-05T14:16:28.315Z","updated_at":"2026-11-02T14:33:16.232024Z"}],"euvd":[{"id":"EUVD-2022-4816","description":"HDFS clients interact with a servlet on the DataNode to browse the HDFS namespace. The NameNode is provided as a query parameter that is not validated in Apache Hadoop before 2.7.0.","status":"published","published":"2017-04-26T20:00:00Z","modified":"2024-08-05T14:16:28Z","updated_at":"2026-11-03T02:39:18.505086Z"}],"ghsa":[{"id":"GHSA-pr9x-qmp5-j3rr","title":"Improper Input Validation in Apache Hadoop","description":"HDFS clients interact with a servlet on the DataNode to browse the HDFS namespace. The NameNode is provided as a query parameter that is not validated in Apache Hadoop before 2.7.0.","status":"published","published":"2022-05-13T01:08:56Z","modified":"2023-01-27T05:02:13Z","cvss":[{"version":"3.0","score":7.3,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L","level":"high"}],"cwes":["CWE-20"],"updated_at":"2026-11-02T14:36:17.04874Z"}],"nvd":[{"id":"CVE-2017-3162","description":"HDFS clients interact with a servlet on the DataNode to browse the HDFS namespace. 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