System Preferences must be securely configured so IPv6 is turned off if not being used.

Overview

Finding ID	Version	Rule ID	IA Controls	Severity
V-25324	OSX00400 M6	SV-37247r1_rule	ECSC-1	Medium

Description
It is recommended to disable unused hardware devices listed in Network preferences. Enabled, unused devices are a security risk. Hardware is listed in Network preferences only if the hardware is installed in the computer.

STIG	Date
MAC OSX 10.6 Workstation Security Technical Implementation Guide Draft	2013-01-10

Details

Check Text ( C-35937r1_chk )
Open System Preferences - > Network. Click Advanced. Click the TCP/IP tab. Ensure "Configure IPv6" is set to "Off". If the option is not set to "Off", this is a finding. NOTE: This must be checked on all network interfaces.

Fix Text (F-31194r1_fix)
Open System Preferences - > Network. Click Advanced. Click the TCP/IP tab and set "Configure IPv6" to "Off", if not actively being used. NOTE: This must be disabled on each network interface.