Finding ID | Version | Rule ID | IA Controls | Severity |
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V-17428 | 5.463 | SV-25230r2_rule | ECSC-1 | High |
Description |
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A firewall provides a line of defense against attack. To be effective, it must be enabled and properly configured. Unsolicited inbound connections may be malicious attempts to gain access to a system. Unsolicited inbound connections for which there is no rule allowing the connection will be blocked on a private network. |
STIG | Date |
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Windows 7 Security Technical Implementation Guide | 2013-07-03 |
Check Text ( C-45376r1_chk ) |
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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\PrivateProfile\ Value Name: DefaultInboundAction Type: REG_DWORD Value: 1 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-41941r2_fix) |
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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) -> Private Profile Tab -> State, "Inbound connections" to "Block (default)". Configure a comparable setting if a third-party firewall is used. |