The system must not be configured for network bridging.

Overview

Finding ID	Version	Rule ID	IA Controls	Severity
V-220090	GEN003619	SV-220090r603266_rule		Medium

Description
Some systems have the ability to bridge or switch frames (link-layer forwarding) between multiple interfaces. This can be useful in a variety of situations but, if enabled when not needed, has the potential to bypass network partitioning and security.

STIG	Date
Solaris 10 X86 Security Technical Implementation Guide	2020-12-04

Details

Check Text ( C-21799r489769_chk )
Ask the system administrator if network bridging software is installed on the system or the system is configured for network bridging. If network bridging software is installed or the system is configured for network bridging, this is a finding.

Fix Text (F-21798r489770_fix)
Remove the network bridging software and configuration from the system.