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The system must not respond to multicast echo requests.


Overview

Finding ID Version Rule ID IA Controls Severity
V-48185 SOL-11.1-050060 SV-61057r1_rule Low
Description
Multicast echo requests can be useful for reconnaissance of systems and for denial of service attacks.
STIG Date
Solaris 11 X86 Security Technical Implementation Guide 2015-12-07

Details

Check Text ( C-50617r1_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-51793r1_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