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Vulnerability record · CVE-2021-33036 · published 15 June 2022

CVE-2021-33036: Apache hadoop permissions and access controls vulnerability

Apache · Hadoop

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.

8.8 CVSS 3.1 High EPSS 3.9% · top 10.2% CWE-24 · CWE-24CWE-264 · Permissions and access controls
8.8CVSS 3.1 base score, v2 9.0
3.9%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
6References
17 Jun 2026Last modified by NVD

Description

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.

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://www.openwall.com/lists/oss-security/2022/06/15/2 Mailing ListThird Party Advisory
https://lists.apache.org/thread/ctr84rmo3xd2tzqcx2b277c8z692vhl5 Mailing ListVendor Advisory
https://security.netapp.com/advisory/ntap-20220722-0003/ Third Party Advisory
http://www.openwall.com/lists/oss-security/2022/06/15/2 Mailing ListThird Party Advisory
https://lists.apache.org/thread/ctr84rmo3xd2tzqcx2b277c8z692vhl5 Mailing ListVendor Advisory
https://security.netapp.com/advisory/ntap-20220722-0003/ Third Party Advisory

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Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2021-33036), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.