{
  "affected": [
    {
      "ranges": [
        {
          "database_specific": {
            "versions": [
              {
                "introduced": "2.8.0"
              },
              {
                "last_affected": "2.8.5"
              },
              {
                "introduced": "2.9.0"
              },
              {
                "last_affected": "2.9.2"
              },
              {
                "introduced": "0"
              },
              {
                "last_affected": "3.0.0-NA"
              },
              {
                "introduced": "0"
              },
              {
                "last_affected": "3.0.0-alpha2"
              }
            ]
          },
          "events": [
            {
              "introduced": "91f2b7a13d1e97be65db92ddabc627cc29ac0009"
            },
            {
              "last_affected": "0b8464d75227fcee2c6e7f2410377b3d53d3d5f8"
            },
            {
              "introduced": "756ebc8394e473ac25feac05fa493f6d612e6c50"
            },
            {
              "last_affected": "826afbeae31ca687bc2f8471dc841b66ed2c6704"
            },
            {
              "introduced": "0"
            },
            {
              "last_affected": "c25427ceca461ee979d30edd7a4b0f50718e6533"
            },
            {
              "introduced": "0"
            },
            {
              "last_affected": "1337ef4eef14fbbb214e71b68b7eb07061a4a212"
            }
          ],
          "repo": "https://github.com/apache/hadoop",
          "type": "GIT"
        }
      ]
    }
  ],
  "details": "In Apache Hadoop versions 3.0.0-alpha2 to 3.0.0, 2.9.0 to 2.9.2, 2.8.0 to 2.8.5, any users can access some servlets without authentication when Kerberos authentication is enabled and SPNEGO through HTTP is not enabled.",
  "id": "CVE-2018-11765",
  "modified": "2026-04-01T23:09:20.674401371Z",
  "published": "2020-09-30T18:15:15.477Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://lists.apache.org/thread.html/r46447f38ea8c89421614e9efd7de5e656186d35e10fc97cf88477a01%40%3Ccommits.druid.apache.org%3E"
    },
    {
      "type": "WEB",
      "url": "https://lists.apache.org/thread.html/r4dddf1705dbedfa94392913b2dad1cd2d1d89040facd389eea0b3510%40%3Ccommits.druid.apache.org%3E"
    },
    {
      "type": "WEB",
      "url": "https://lists.apache.org/thread.html/r74825601e93582167eb7cdc2f764c74c9c6d8006fa90018562fda60f%40%3Ccommits.druid.apache.org%3E"
    },
    {
      "type": "WEB",
      "url": "https://lists.apache.org/thread.html/rb21df54a4e39732ce653d2aa5672e36a792b59eb6717f2a06bb8d02a%40%3Ccommits.druid.apache.org%3E"
    },
    {
      "type": "WEB",
      "url": "https://lists.apache.org/thread.html/rbe25cac0f499374f8ae17a4a44a8404927b56de28d4c41940d82b7a4%40%3Ccommits.druid.apache.org%3E"
    },
    {
      "type": "WEB",
      "url": "https://lists.apache.org/thread.html/reea5eb8622afbfbfca46bc758f79db83d90a3263a906c4d1acba4971%40%3Ccommits.druid.apache.org%3E"
    },
    {
      "type": "WEB",
      "url": "https://lists.apache.org/thread.html/r17d94d132b207dad221595fd8b8b18628f5f5ec7e3f5be939ecd8928%40%3Ccommits.druid.apache.org%3E"
    },
    {
      "type": "WEB",
      "url": "https://lists.apache.org/thread.html/r79b15c5b66c6df175d01d7560adf0cd5c369129b9a161905e0339927%40%3Ccommits.druid.apache.org%3E"
    },
    {
      "type": "WEB",
      "url": "https://lists.apache.org/thread.html/rb241464d83baa3749b08cd3dabc8dba70a9a9027edcef3b5d4c24ef4%40%3Ccommits.druid.apache.org%3E"
    },
    {
      "type": "WEB",
      "url": "https://lists.apache.org/thread.html/rf9dfa8b77585c9227db9637552eebb2ab029255a0db4eb76c2b6c4cf%40%3Cdev.druid.apache.org%3E"
    },
    {
      "type": "ADVISORY",
      "url": "https://security.netapp.com/advisory/ntap-20201016-0005/"
    },
    {
      "type": "ADVISORY",
      "url": "https://lists.apache.org/thread.html/r2c7f899911a04164ed1707083fcd4135f8427e04778c87d83509b0da%40%3Cgeneral.hadoop.apache.org%3E"
    }
  ],
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N",
      "type": "CVSS_V3"
    }
  ]
}