{"cve":"CVE-2012-1574","nvd":{"published":"2012-04-12T10:45:14.580","modified":"2026-06-16T23:39:45.640","status":"Modified","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.","cvss_v4":null,"cvss_v3":null,"cwes":["CWE-310"],"references":["http://archives.neohapsis.com/archives/bugtraq/2012-04/0051.html","http://seclists.org/fulldisclosure/2012/Apr/70","http://secunia.com/advisories/48775","http://secunia.com/advisories/48776","http://www.securityfocus.com/bid/52939"],"products":["apache:hadoop","cloudera:cloudera_cdh","cloudera:hadoop"],"source":"nvd","synced_at":"2026-10-19T20:24:00.973572543+00:00"},"epss":{"cve":"CVE-2012-1574","score":0.04772,"percentile":0.91912,"date":"2026-10-31"},"kev":null,"osv":[{"id":"GHSA-c6f9-4pmv-m7m6","url":"https://osv.dev/vulnerability/GHSA-c6f9-4pmv-m7m6","summary":"Apache Hadoop allows impersonation of arbitrary cluster user accounts","modified":"2024-12-06T05:37:36.225387Z","packages":[{"ecosystem":"Maven","name":"org.apache.hadoop:hadoop-main","purl":"pkg:maven/org.apache.hadoop/hadoop-main","ranges":[">=0.23 <0.23.2"],"fixed":["0.23.2"]},{"ecosystem":"Maven","name":"org.apache.hadoop:hadoop-main","purl":"pkg:maven/org.apache.hadoop/hadoop-main","ranges":[">=1.0 <1.0.2"],"fixed":["1.0.2"]}]}],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}