In Apache Hadoop 2.6.x before 2.6.5 and 2.7.x before 2.7.3, a remote user who can authenticate with the HDFS NameNode can possibly run arbitrary commands with the same privileges as the HDFS service.
http://www.securityfocus.com/bid/94574
http://mail-archives.apache.org/mod_mbox/hadoop-general/201611.mbox/%3CCAA0W1bTbUmUUSF1rjRpX-2DvWutcrPt7TJSWUcSLg1F0gyHG1Q%40mail.gmail.com%3E
Source: Mitre, NVD
Published: 2016-11-29
Updated: 2026-06-17
Base Score: 6.5
Vector: CVSS2#AV:N/AC:L/Au:S/C:P/I:P/A:P
Severity: Medium
Base Score: 8.8
Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Severity: High
EPSS: 0.02585