Azure-NetworkSecurityGroups-Open-Hadoop-HDFS-NameNode-Metadata-Service

Severity : High

Description : While some ports such as HTTP and HTTPS are required to be open to the public to function properly, more sensitive services such as Hadoop/HDFS should be restricted to known IP addresses.

Remediation Steps : Restrict TCP port 8020 to known IP addresses for Hadoop/HDFS.

Blue Hexagon Proprietary