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The system must not allow directed broadcasts to gateway.


Overview

Finding ID Version Rule ID IA Controls Severity
V-29495 GEN000000-AIX0200 SV-38699r1_rule ECSC-1 Medium
Description
Disabling directed broadcast prevents packets directed to a gateway to be broadcasted on a remote network.
STIG Date
AIX 6.1 SECURITY TECHNICAL IMPLEMENTATION GUIDE 2017-12-08

Details

Check Text ( C-37795r1_chk )
Check the directed_broadcast option.

# /usr/sbin/no -o directed_broadcast

If the value returned is not 0, this is a finding.
Fix Text (F-33053r1_fix)
Configure directed_broadcast to 0.

# /usr/sbin/no -p -o directed_broadcast=0