{"id":"CVE-2021-33036","aliases":["GHSA-58jx-f5rf-qgqf"],"url":"https://o3.security/vulnerability/CVE-2021-33036","summary":"User account escalation in Apache Hadoop","details":"In Apache Hadoop 2.2.0 to 2.10.1, 3.0.0-alpha1 to 3.1.4, 3.2.0 to 3.2.2, and 3.3.0 to 3.3.1, a user who can escalate to yarn user can possibly run arbitrary commands as root user. Users should upgrade to Apache Hadoop 2.10.2, 3.2.3, 3.3.2 or higher.","published":"2022-06-15T15:15:07.973Z","modified":"2026-07-08T21:27:01.993618Z","cvss":{"score":8.8,"severity":"HIGH","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"},"epss":null,"cisaKev":null,"exploitsKnown":0,"affectedPackages":[{"ecosystem":"Maven","name":"org.apache.hadoop:hadoop-yarn-server-common","fixedVersion":"2.10.2"},{"ecosystem":"Maven","name":"org.apache.hadoop:hadoop-yarn-server-common","fixedVersion":"3.2.3"},{"ecosystem":"Maven","name":"org.apache.hadoop:hadoop-yarn-server-common","fixedVersion":"3.3.2"}],"fix":{"url":"https://github.com/apache/hadoop/commit/227d64ab59e8aa6477769b2542ad0cd7a6d855cb","label":"apache/hadoop@227d64a"},"references":[{"type":"ADVISORY","url":"http://www.openwall.com/lists/oss-security/2022/06/15/2"},{"type":"ADVISORY","url":"https://lists.apache.org/thread/ctr84rmo3xd2tzqcx2b277c8z692vhl5"},{"type":"ADVISORY","url":"https://security.netapp.com/advisory/ntap-20220722-0003/"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2021-33036"},{"type":"WEB","url":"https://github.com/apache/hadoop/commit/227d64ab59e8aa6477769b2542ad0cd7a6d855cb"},{"type":"WEB","url":"https://github.com/apache/hadoop/commit/45801fba8b00257ab32c02a7d1a05948ba687a49"},{"type":"WEB","url":"https://github.com/apache/hadoop/commit/ba041fe6d34215f075e0a7b2078d7273147e14b7"},{"type":"PACKAGE","url":"https://github.com/apache/hadoop"},{"type":"WEB","url":"https://security.netapp.com/advisory/ntap-20220722-0003"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-07-08T21:27:01.993618Z"}}