Description
Apache Hadoop 0.23.x before 0.23.11 and 2.x before 2.4.1, as used in Cloudera CDH 5.0.x before 5.0.2, do not check authorization for the (1) refreshNamenodes, (2) deleteBlockPool, and (3) shutdownDatanode HDFS admin commands, which allows remote authenticated users to cause a denial of service (DataNodes shutdown) or perform unnecessary operations by issuing a command.
Remediation
References
https://www.cloudera.com/documentation/other/security-bulletins/topics/csb_topic_1.html#concept_i1q_xvk_2r
Related Vulnerabilities
CVE-2023-43123 Vulnerability in maven package org.apache.storm:storm-server
CVE-2019-16530 Vulnerability in maven package org.sonatype.nexus:nexus-core
CVE-2019-1003050 Vulnerability in maven package org.jenkins-ci.main:jenkins-core
CVE-2018-17194 Vulnerability in maven package org.apache.nif:nifi-framework-cluster
CVE-2020-1758 Vulnerability in maven package org.keycloak:keycloak-services