{"id":"CVE-2021-39231","aliases":["EUVD-2021-2288","GHSA-3w5h-x4rh-hc28"],"status":"published","title":"Missing authentication/authorization on internal RPC endpoints","description":"In Apache Ozone versions prior to 1.2.0, Various internal server-to-server RPC endpoints are available for connections, making it possible for an attacker to download raw data from Datanode and Ozone manager and modify Ratis replication configuration.","severity":{"version":"3.1","score":9.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N","level":"critical","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-11","score":0.02372,"percentile":0.84058,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-668","CWE-862"],"published":"2021-11-19T09:20:17Z","modified":"2026-10-24T10:30:50Z","fixes":[{"ecosystem":"Maven","package":"org.apache.ozone:ozone-main","fixed_in":["1.2.0"],"sources":["ghsa","osv"]}],"affected":[{"source":"ghsa","ecosystem":"Maven","package":"org.apache.ozone:ozone-main","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.2.0"}]}]},{"source":"osv","ecosystem":"Maven","package":"org.apache.ozone:ozone-main","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.2.0"}]}]}],"products":[{"vendor":"apache","product":"ozone"},{"vendor":"apache software foundation","product":"apache ozone"}],"references":[{"url":"https://mail-archives.apache.org/mod_mbox/ozone-dev/202111.mbox/%3C110cd117-75ed-364b-cd38-3effd20f2183%40apache.org%3E","tags":["x_refsource_MISC","x_transferred","Mailing List","Mitigation","Vendor Advisory","advisory","web"]},{"url":"http://www.openwall.com/lists/oss-security/2021/11/19/2","tags":["mailing-list","x_refsource_MLIST","x_transferred","Mailing List","Third Party Advisory","advisory","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-39231","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-3w5h-x4rh-hc28"},{"url":"https://github.com/apache/ozone","tags":["package"]}],"sources":{"cve":[{"id":"CVE-2021-39231","title":"Missing authentication/authorization on internal RPC endpoints","description":"In Apache Ozone versions prior to 1.2.0, Various internal server-to-server RPC endpoints are available for connections, making it possible for an attacker to download raw data from Datanode and Ozone manager and modify Ratis replication configuration.","status":"published","published":"2021-11-19T09:20:17Z","modified":"2024-08-04T01:58:18.341Z","cwes":["CWE-862"],"updated_at":"2026-11-02T14:33:09.175141Z"}],"euvd":[{"id":"EUVD-2021-2288","description":"In Apache Ozone versions prior to 1.2.0, Various internal server-to-server RPC endpoints are available for connections, making it possible for an attacker to download raw data from Datanode and Ozone manager and modify Ratis replication configuration.","status":"published","published":"2021-11-19T09:20:17Z","modified":"2024-08-04T01:58:18Z","updated_at":"2026-11-03T03:24:24.305495Z"}],"ghsa":[{"id":"GHSA-3w5h-x4rh-hc28","title":"Exposure of sensitive information in Apache Ozone","description":"In Apache Ozone versions prior to 1.2.0, Various internal server-to-server RPC endpoints are available for connections, making it possible for an attacker to download raw data from Datanode and Ozone manager and modify Ratis replication configuration.","status":"published","published":"2021-11-23T18:18:25Z","modified":"2023-11-15T18:14:29Z","cvss":[{"version":"3.1","score":9.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N","level":"critical"}],"cwes":["CWE-668","CWE-862"],"updated_at":"2026-11-02T14:37:22.040291Z"}],"nvd":[{"id":"CVE-2021-39231","description":"In Apache Ozone versions prior to 1.2.0, Various internal server-to-server RPC endpoints are available for connections, making it possible for an attacker to download raw data from Datanode and Ozone manager and modify Ratis replication configuration.","status":"published","published":"2021-11-19T10:15:08.11Z","modified":"2026-06-17T04:03:21.817Z","cvss":[{"version":"3.1","score":9.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N","level":"critical","assessor":"primary"},{"version":"2.0","score":6.4,"vector":"AV:N/AC:L/Au:N/C:P/I:P/A:N","level":"medium","assessor":"primary"}],"cwes":["CWE-862"],"updated_at":"2026-11-02T14:07:01.428028Z"}],"osv":[{"id":"CVE-2021-39231","description":"In Apache Ozone versions prior to 1.2.0, Various internal server-to-server RPC endpoints are available for connections, making it possible for an attacker to download raw data from Datanode and Ozone manager and modify Ratis replication configuration.","status":"published","published":"2021-11-19T10:15:08.11Z","modified":"2026-10-24T10:30:50.680817314Z","cvss":[{"version":"3.1","score":9.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N","level":"critical"}],"updated_at":"2026-11-02T15:44:20.843843Z"},{"id":"GHSA-3w5h-x4rh-hc28","title":"Exposure of sensitive information in Apache Ozone","description":"In Apache Ozone versions prior to 1.2.0, Various internal server-to-server RPC endpoints are available for connections, making it possible for an attacker to download raw data from Datanode and Ozone manager and modify Ratis replication configuration.","status":"published","published":"2021-11-23T18:18:25Z","modified":"2023-11-15T18:14:28Z","cvss":[{"version":"3.1","score":9.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N","level":"critical"}],"cwes":["CWE-668","CWE-862"],"updated_at":"2026-11-02T15:46:36.092962Z"}]}}