Create an outbound filter that blocks access from any address, any port to any address port 70. You'll need to do this twice (once for TCP and once for UDP), and make sure that those two filters are ahead of any that would allow outbound traffic to port 70.
Mike Burden Lynk Systems http://www.lynk.com (616)532-4985 [EMAIL PROTECTED] > -----Original Message----- > From: Don Cobb [mailto:[EMAIL PROTECTED]] > Sent: Saturday, June 15, 2002 9:33 PM > To: [EMAIL PROTECTED] > Subject: [gb-users] Gopher hole > > > A new security hole for IE 5, 5.5, & 6 is based on the Gopher > protocol. All > that needs to happen is a user connects to the Gopher server > and the system > can be exploited. > Question: How do I block the Gopher protocol? I understand it > uses port 70 > for TCP and UDP. > > Thanks > > Don Cobb > > > > --------------------------------------------------------------------- > To unsubscribe, e-mail: [EMAIL PROTECTED] > To subscribe to the digest version first unsubscribe, then > e-mail: [EMAIL PROTECTED] > For additional commands, e-mail: [EMAIL PROTECTED] > Archive of the last 1000 messages: > http://www.mail-archive.com/[email protected] > > --------------------------------------------------------------------- To unsubscribe, e-mail: [EMAIL PROTECTED] To subscribe to the digest version first unsubscribe, then e-mail: [EMAIL PROTECTED] For additional commands, e-mail: [EMAIL PROTECTED] Archive of the last 1000 messages: http://www.mail-archive.com/[email protected]
