GEN005540 - The SSH daemon must be configured for IP filtering - '/etc/hosts.deny'

Information

The SSH daemon must be configured for IP filtering to provide a layered defense against connection attempts from unauthorized addresses.

Solution

Add appropriate IP restrictions for SSH to the /etc/hosts.deny and/or /etc/hosts.allow files.
TCP Wrappers can be installed using SMIT from the AIX expansion pack as fileset netsec.options.tcpwrappers.

See Also

http://iasecontent.disa.mil/stigs/zip/U_STIG_Library_2015_07.zip