XP Firewall Domain Profile – ICMP Exceptions

Overview

Finding ID	Version	Rule ID	IA Controls	Severity
V-17391	5.403	SV-18447r2_rule	ECSC-1	Medium

Description
Only Inbound ICMP echo requests will be allowed when connected to the domain.

STIG	Date
Windows XP Security Technical Implementation Guide	2013-07-03

Details

Check Text ( C-45423r1_chk )
If the following registry values do not exist or are not configured as specified, this is a finding: Registry Hive: HKEY_LOCAL_MACHINE Subkey: \SOFTWARE\Policies\Microsoft\WindowsFirewall\DomainProfile\IcmpSettings\ Type: REG_DWORD (for all) Value Name: AllowInboundEchoRequest Value: 1 Value Name: AllowInboundMaskRequest Value: 0 Value Name: AllowInboundRouterRequest Value: 0 Value Name: AllowInboundTimestampRequest Value: 0 Value Name: AllowOutboundDestinationUnreachable Value: 0 Value Name: AllowOutboundPacketTooBig Value: 0 Value Name: AllowOutboundParameterProblem Value: 0 Value Name: AllowOutboundSourceQuench Value: 0 Value Name: AllowOutboundTimeExceeded Value: 0 Value Name: AllowRedirect Value: 0 If the system is not a member of a domain, the Domain Profile requirements can be marked NA. If a third-party firewall is used, verify a comparable setting has been implemented. The Remote Endpoint STIG contains additional firewall requirements for systems used remotely.

Check Text ( C-45423r1_chk )

If the following registry values do not exist or are not configured as specified, this is a finding:

Registry Hive: HKEY_LOCAL_MACHINE
Subkey: \SOFTWARE\Policies\Microsoft\WindowsFirewall\DomainProfile\IcmpSettings\

Type: REG_DWORD (for all)

Value Name: AllowInboundEchoRequest
Value: 1

Value Name: AllowInboundMaskRequest
Value: 0

Value Name: AllowInboundRouterRequest
Value: 0

Value Name: AllowInboundTimestampRequest
Value: 0

Value Name: AllowOutboundDestinationUnreachable
Value: 0

Value Name: AllowOutboundPacketTooBig
Value: 0

Value Name: AllowOutboundParameterProblem
Value: 0

Value Name: AllowOutboundSourceQuench
Value: 0

Value Name: AllowOutboundTimeExceeded
Value: 0

Value Name: AllowRedirect
Value: 0

If the system is not a member of a domain, the Domain Profile requirements can be marked NA.

If a third-party firewall is used, verify a comparable setting has been implemented.

The Remote Endpoint STIG contains additional firewall requirements for systems used remotely.

Fix Text (F-41996r2_fix)
Configure the policy value for Computer Configuration -> Administrative Templates -> Network -> Network Connections -> Windows Firewall -> Domain Profile "Windows Firewall: Allow ICMP exceptions" to "Enabled" with the following parameter checked "Allow inbound echo request". Configure a comparable setting if a third-party firewall is used.