Eicon Networks S92 Manuel d'utilisateur télécharger pdf (Page 46)

YuChakTinMichael‘sGIACGCFWProjectAssignment

Page 46

ACleanFW1Installation

AcleanFW1installationgivesagoodstart.Forourproject,everyFW1systemuses

two100MBitNICs.Belowisapointformsummaryoftheinstallationprocess:

1. FromtheinstallationCD,installonlyFirewall1andtheUserInterface.

2. ChoosetheVPN1andFirewall1SINGLEGATEWAYinstallation.

3. InstallthefollowingGUIs:SecurityPolicy,LogViewer,SystemStatus

4. ConfigureasingleadministratoraccountwithRead/Writeprivileges.

5. DonotconfiguretoallowremoteGUItoconnect.TheGUImustberunfromthe

samelocalmachine.

6. AllowFW1tocontrolIPForwarding.Thiswillensurethatnotrafficcanpass

throughthesystembeforeFW1isupandrunning.Thisisespeciallyusefulina

situationwheretheserverisstartedbuttheFirewallserviceshavenotfinished

loading.

7. EnsurethattheFW1serviceistobestartedautomaticallyeverytimethesystem

startsbycheckingControlPanel –Services.

SecuringtheFW1Installation

Nothingisperfect.FW1version4.0mand4.1bothsufferfrombugsand

vulnerabilities.Belowisalistofversion4.0vulnerabilitiesextractedfrom

SecurityFocus

11

:

n 20020308:  CheckPointFW1SecuClient/SecuRemoteClientDesign

Vulnerability

n 20020219:  MultipleVendorHTTPCONNECTTCPTunnelVulnerability

n 20010912:  CheckPointFirewall1GUILogViewerVulnerability

n 20010908:  CheckPointFirewall1PolicynameTemporaryFileCreation

Vulnerability

n 20010908:  CheckPointFirewall1GUIClientLogViewerSymbolicLink

Vulnerability

n 20010718:  CheckPointFirewall1SecureRemoteNetworkInformationLeak

Vulnerability

11

http://online.securityfocus.com/cgibin/vulns.pl

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Eicon Networks S92 Manuel d'utilisateur Page 46