{"id":"CVE-2017-3162","url":"https://www.cyber-defence.io/tools/cve/CVE-2017-3162","generatedAt":"2026-10-29T00:58:37.371Z","title":"HDFS clients interact with a servlet on the DataNode to browse the HDFS namespace.","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.","published":"2017-04-26T20:59:00.000Z","lastModified":"2026-06-17T01:17:39.000Z","status":"Modified","sourceIdentifier":"security@apache.org","cvss":{"version":"3.0","score":7.3,"severity":"HIGH","vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L"},"cwe":["CWE-20"],"affected":["apache/hadoop"],"epss":{"score":0.06423,"percentile":0.93666,"date":"2026-10-27","history":[]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"high","text":"High impact if exploited, but EPSS currently rates exploitation as unlikely (6.42%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit."},"changes":[],"references":[{"url":"http://www.securityfocus.com/bid/98017","tags":["Third Party Advisory","VDB Entry"],"source":"security@apache.org"},{"url":"https://lists.apache.org/thread.html/r127f75748fcabc63bc5a1bec6885753eb9b2bed803b6ed7bd46f965b%40%3Cuser.hadoop.apache.org%3E","source":"security@apache.org"},{"url":"https://lists.apache.org/thread.html/r66de86b9a608c1da70b2d27d765c11ec88edf6e5dd6f379ab33e072a%40%3Cuser.flink.apache.org%3E","source":"security@apache.org"},{"url":"https://s.apache.org/k2ss","tags":["Vendor Advisory"],"source":"security@apache.org"},{"url":"http://www.securityfocus.com/bid/98017","tags":["Third Party Advisory","VDB Entry"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://lists.apache.org/thread.html/r127f75748fcabc63bc5a1bec6885753eb9b2bed803b6ed7bd46f965b%40%3Cuser.hadoop.apache.org%3E","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://lists.apache.org/thread.html/r66de86b9a608c1da70b2d27d765c11ec88edf6e5dd6f379ab33e072a%40%3Cuser.flink.apache.org%3E","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://s.apache.org/k2ss","tags":["Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2017-3162","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}