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The system must not have IP forwarding for IPv6 enabled, unless the system is an IPv6 router.


Overview

Finding ID Version Rule ID IA Controls Severity
V-22491 GEN005610 SV-26810r1_rule ECSC-1 Medium
Description
If the system is configured for IP forwarding and is not a designated router, it could be used to bypass network security by providing a path for communication not filtered by network devices.
STIG Date
SOLARIS 9 SPARC SECURITY TECHNICAL IMPLEMENTATION GUIDE 2015-10-01

Details

Check Text ( C-27798r1_chk )
Check if the system is configured for IPv6 forwarding.
# ndd /dev/ip6 ip6_forwarding
If the value is not 0, this is a finding.
Fix Text (F-24053r1_fix)
Disable IPv6 forwarding.
# ndd -set /dev/ip6 ip6_forwarding 0
Edit startup scripts as necessary; add this command or remove commands setting the value to 1.