{"id":"CVE-2012-1574","aliases":["EUVD-2022-3516","GHSA-c6f9-4pmv-m7m6"],"status":"published","title":"Apache Hadoop allows impersonation of arbitrary cluster user accounts","description":"The Kerberos/MapReduce security functionality in Apache Hadoop 0.20.203.0 through 0.20.205.0, 0.23.x before 0.23.2, and 1.0.x before 1.0.2, as used in Cloudera CDH CDH3u0 through CDH3u2, Cloudera hadoop-0.20-sbin before 0.20.2+923.197, and other products, allows remote authenticated users to impersonate arbitrary cluster user accounts via unspecified vectors.","severity":{"version":"2.0","score":6.5,"vector":"AV:N/AC:L/Au:S/C:P/I:P/A:P","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-07","score":0.04772,"percentile":0.91966,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-287","CWE-310"],"published":"2012-04-12T10:00:00Z","modified":"2026-06-16T23:39:45Z","fixes":[{"ecosystem":"Maven","package":"org.apache.hadoop:hadoop-main","fixed_in":["0.23.2","1.0.2"],"sources":["ghsa","osv"]}],"affected":[{"source":"ghsa","ecosystem":"Maven","package":"org.apache.hadoop:hadoop-main","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0.23"},{"fixed":"0.23.2"}]}]},{"source":"ghsa","ecosystem":"Maven","package":"org.apache.hadoop:hadoop-main","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"1.0"},{"fixed":"1.0.2"}]}]},{"source":"osv","ecosystem":"Maven","package":"org.apache.hadoop:hadoop-main","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0.23"},{"fixed":"0.23.2"}]}],"versions":["0.23.1"]},{"source":"osv","ecosystem":"Maven","package":"org.apache.hadoop:hadoop-main","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"1.0"},{"fixed":"1.0.2"}]}]}],"products":[{"vendor":"apache","product":"hadoop"},{"vendor":"cloudera","product":"cloudera_cdh"},{"vendor":"cloudera","product":"hadoop"}],"references":[{"url":"http://seclists.org/fulldisclosure/2012/Apr/70","tags":["mailing-list","x_refsource_FULLDISC","x_transferred"]},{"url":"http://secunia.com/advisories/48775","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred"]},{"url":"https://www.cloudera.com/documentation/other/security-bulletins/topics/csb_topic_1.html","tags":["x_refsource_CONFIRM","x_transferred"]},{"url":"http://archives.neohapsis.com/archives/bugtraq/2012-04/0051.html","tags":["mailing-list","x_refsource_BUGTRAQ","x_transferred"]},{"url":"http://secunia.com/advisories/48776","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred"]},{"url":"http://www.securityfocus.com/bid/52939","tags":["vdb-entry","x_refsource_BID","x_transferred"]},{"url":"https://ccp.cloudera.com/display/DOC/Cloudera+Security+Bulletin","tags":["x_refsource_CONFIRM","x_transferred","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2012-1574","tags":["advisory"]},{"url":"https://seclists.org/fulldisclosure/2012/Apr/70","tags":["web"]},{"url":"https://web.archive.org/web/20120720041621/https://ccp.cloudera.com/display/DOC/Cloudera+Security+Bulletin#ClouderaSecurityBulletin-MapReducewithSecurity","tags":["web"]},{"url":"https://web.archive.org/web/20151001135054/http://archives.neohapsis.com/archives/bugtraq/2012-04/0051.html","tags":["web"]},{"url":"https://web.archive.org/web/20161215212154/https://www.cloudera.com/documentation/other/security-bulletins/topics/csb_topic_1.html#topic_1_0_2","tags":["web"]},{"url":"https://web.archive.org/web/20200229125105/http://www.securityfocus.com/bid/52939","tags":["web"]},{"url":"https://github.com/advisories/GHSA-c6f9-4pmv-m7m6"},{"url":"https://github.com/apache/hadoop","tags":["package"]}],"sources":{"cve":[{"id":"CVE-2012-1574","description":"The Kerberos/MapReduce security functionality in Apache Hadoop 0.20.203.0 through 0.20.205.0, 0.23.x before 0.23.2, and 1.0.x before 1.0.2, as used in Cloudera CDH CDH3u0 through CDH3u2, Cloudera hadoop-0.20-sbin before 0.20.2+923.197, and other products, allows remote authenticated users to impersonate arbitrary cluster user accounts via unspecified vectors.","status":"published","published":"2012-04-12T10:00:00Z","modified":"2024-08-06T19:01:02.673Z","updated_at":"2026-11-02T14:34:52.27879Z"}],"euvd":[{"id":"EUVD-2022-3516","description":"The Kerberos/MapReduce security functionality in Apache Hadoop 0.20.203.0 through 0.20.205.0, 0.23.x before 0.23.2, and 1.0.x before 1.0.2, as used in Cloudera CDH CDH3u0 through CDH3u2, Cloudera hadoop-0.20-sbin before 0.20.2+923.197, and other products, allows remote authenticated users to impersonate arbitrary cluster user accounts via unspecified vectors.","status":"published","published":"2012-04-12T10:00:00Z","modified":"2024-08-06T19:01:02Z","updated_at":"2026-11-03T01:56:17.382633Z"}],"ghsa":[{"id":"GHSA-c6f9-4pmv-m7m6","title":"Apache Hadoop allows impersonation of arbitrary cluster user accounts","description":"The Kerberos/MapReduce security functionality in Apache Hadoop 0.20.203.0 through 0.20.205.0, 0.23.x before 0.23.2, and 1.0.x before 1.0.2, as used in Cloudera CDH CDH3u0 through CDH3u2, Cloudera hadoop-0.20-sbin before 0.20.2+923.197, and other products, allows remote authenticated users to impersonate arbitrary cluster user accounts via unspecified vectors.","status":"published","published":"2022-05-17T02:54:07Z","modified":"2023-08-29T21:08:06Z","cwes":["CWE-287"],"updated_at":"2026-11-02T14:37:02.095916Z"}],"nvd":[{"id":"CVE-2012-1574","description":"The Kerberos/MapReduce security functionality in Apache Hadoop 0.20.203.0 through 0.20.205.0, 0.23.x before 0.23.2, and 1.0.x before 1.0.2, as used in Cloudera CDH CDH3u0 through CDH3u2, Cloudera hadoop-0.20-sbin before 0.20.2+923.197, and other products, allows remote authenticated users to impersonate arbitrary cluster user accounts via unspecified vectors.","status":"published","published":"2012-04-12T10:45:14.58Z","modified":"2026-06-16T23:39:45.64Z","cvss":[{"version":"2.0","score":6.5,"vector":"AV:N/AC:L/Au:S/C:P/I:P/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-310"],"updated_at":"2026-11-02T14:02:13.901526Z"}],"osv":[{"id":"GHSA-c6f9-4pmv-m7m6","title":"Apache Hadoop allows impersonation of arbitrary cluster user accounts","description":"The Kerberos/MapReduce security functionality in Apache Hadoop 0.20.203.0 through 0.20.205.0, 0.23.x before 0.23.2, and 1.0.x before 1.0.2, as used in Cloudera CDH CDH3u0 through CDH3u2, Cloudera hadoop-0.20-sbin before 0.20.2+923.197, and other products, allows remote authenticated users to impersonate arbitrary cluster user accounts via unspecified vectors.","status":"published","published":"2022-05-17T02:54:07Z","modified":"2024-12-06T05:37:36.225387Z","cwes":["CWE-287"],"updated_at":"2026-11-02T15:46:44.571161Z"}]}}