UCF STIG Viewer Logo

The system must not respond to multicast echo requests.


Overview

Finding ID Version Rule ID IA Controls Severity
V-216373 SOL-11.1-050060 SV-216373r603267_rule Low
Description
Multicast echo requests can be useful for reconnaissance of systems and for denial of service attacks.
STIG Date
Solaris 11 SPARC Security Technical Implementation Guide 2022-11-18

Details

Check Text ( C-17609r371207_chk )
Determine if response to multicast echo requests is disabled.

# ipadm show-prop -p _respond_to_echo_multicast -co current ipv4
# ipadm show-prop -p _respond_to_echo_multicast -co current ipv6


If the output of all commands is not "0", this is a finding.
Fix Text (F-17607r371208_fix)
The Network Management profile is required.

Disable respond to echo multi-cast for IPv4 and IPv6.

# pfexec ipadm set-prop -p _respond_to_echo_multicast=0 ipv4
# pfexec ipadm set-prop -p _respond_to_echo_multicast=0 ipv6