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The Windows Firewall log size must be configured for the Public Profile.


Overview

Finding ID Version Rule ID IA Controls Severity
V-17445 5.480 SV-18501r2_rule ECSC-1 Low
Description
A firewall provides a line of defense against attack. To be effective, it must be enabled and properly configured. The firewall log file size for a public network connection will be set to ensure enough capacity is allocated for audit data.
STIG Date
Windows Vista Security Technical Implementation Guide 2013-03-14

Details

Check Text ( C-45412r1_chk )
If the following registry value does not exist or is not configured as specified, this is a finding:

Registry Hive: HKEY_LOCAL_MACHINE
Subkey: \Software\Policies\Microsoft\WindowsFirewall\PublicProfile\Logging\

Value Name: LogFileSize

Type: REG_DWORD
Value: 16384 (or greater)

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-41976r2_fix)
Configure the policy value for Computer Configuration -> Windows Settings -> Security Settings -> Windows Firewall with Advanced Security -> Windows Firewall with Advanced Security -> Windows Firewall Properties (this link will be in the right pane) -> Public Profile Tab -> Logging (select Customize), "Size limit (KB)" to "16,384" (or greater).

Configure a comparable setting if a third-party firewall is used.