Re: [exim] help me close an open relay

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Autor: Zbigniew Szalbot
Datum:  
To: exim-users
Betreff: Re: [exim] help me close an open relay
Replying myself now...

> I changed vexim acl into:
> deny    message       = DNSBL listed at $dnslist_domain\n$dnslist_text
>           dnslists      = zen.spamhaus.org

>
> and got this
>>>> using ACL "acl_check_rcpt"
>>>> processing "accept"
>>>> check hosts = :
>>>> host in ":"? no (end of list)
>>>> accept: condition test failed
>>>> processing "accept"
>>>> check sender_domains = +whitelisted
>>>> in "lsearch;/usr/local/etc/exim/whitelist.tld"? no (end of list)
>>>> in "+whitelisted"? no (end of list)
>>>> accept: condition test failed
>>>> processing "deny"
>>>> check dnslists = cbl.abuseat.org : dnsbl.njabl.org : list.dsbl.org :
> zen.spamhaus.org : dnsbl.sorbs.net
>>>> DNS list check: cbl.abuseat.org
>>>> new DNS lookup for 226.79.106.87.cbl.abuseat.org
>>>> DNS lookup for 226.79.106.87.cbl.abuseat.org failed
>>>> => that means 87.106.79.226 is not listed at cbl.abuseat.org
>>>> DNS list check: dnsbl.njabl.org
>>>> new DNS lookup for 226.79.106.87.dnsbl.njabl.org
>>>> DNS lookup for 226.79.106.87.dnsbl.njabl.org failed
>>>> => that means 87.106.79.226 is not listed at dnsbl.njabl.org
>>>> DNS list check: list.dsbl.org
>>>> new DNS lookup for 226.79.106.87.list.dsbl.org
>>>> DNS lookup for 226.79.106.87.list.dsbl.org failed
>>>> => that means 87.106.79.226 is not listed at list.dsbl.org
>>>> DNS list check: zen.spamhaus.org
>>>> new DNS lookup for 226.79.106.87.zen.spamhaus.org
>>>> DNS lookup for 226.79.106.87.zen.spamhaus.org failed
>>>> => that means 87.106.79.226 is not listed at zen.spamhaus.org
>>>> DNS list check: dnsbl.sorbs.net
>>>> new DNS lookup for 226.79.106.87.dnsbl.sorbs.net
>>>> DNS lookup for 226.79.106.87.dnsbl.sorbs.net failed
>>>> => that means 87.106.79.226 is not listed at dnsbl.sorbs.net
>>>> deny: condition test failed
>>>> processing "deny"
>>>> check dnslists = zen.spamhaus.org:list.dsbl.org
>>>> DNS list check: zen.spamhaus.org
>>>> using result of previous DNS lookup
>>>> DNS lookup for 226.79.106.87.zen.spamhaus.org failed
>>>> => that means 87.106.79.226 is not listed at zen.spamhaus.org
>>>> DNS list check: list.dsbl.org
>>>> using result of previous DNS lookup
>>>> DNS lookup for 226.79.106.87.list.dsbl.org failed
>>>> => that means 87.106.79.226 is not listed at list.dsbl.org
>>>> deny: condition test failed
>>>> processing "deny"
>>>> check local_parts = ^.*[@%!/|] : ^\\.
>>>> listme in "^.*[@%!/|] : ^\."? no (end of list)
>>>> deny: condition test failed
>>>> processing "accept"
>>>> check local_parts = postmaster
>>>> listme in "postmaster"? no (end of list)
>>>> accept: condition test failed
>>>> processing "deny"
>>>> check !hosts = localhost
>>>> gethostbyname2 looked up these IP addresses:
>>>> name=localhost.168.11.51 address=::1
>>>> name=localhost.168.11.51 address=127.0.0.1
>>>> host in "localhost"? no (end of list)
>>>> check local_parts = root
>>>> listme in "root"? no (end of list)
>>>> deny: condition test failed
>>>> processing "deny"
>>>> check local_parts = zbyszek
>>>> listme in "zbyszek"? no (end of list)
>>>> deny: condition test failed
>>>> processing "require"
>>>> check verify = sender
>>>> require: condition test succeeded
>>>> processing "accept"
>>>> check domains = +local_domains
>>>> spamco.kick-ass.org in "@ : : "? no (end of list)
>>>> spamco.kick-ass.org in "+local_domains"? no (end of list)
>>>> accept: condition test failed
>>>> processing "accept"
>>>> check domains = +relay_to_domains
>>>> spamco.kick-ass.org in ""? no (end of list)
>>>> spamco.kick-ass.org in "+relay_to_domains"? no (end of list)
>>>> accept: condition test failed
>>>> processing "accept"
>>>> check hosts = +relay_from_hosts
>>>> host in "+relay_from_hosts"? no (end of list)
>>>> accept: condition test failed
>>>> processing "accept"
>>>> check authenticated = *
>>>> accept: condition test failed
>>>> processing "deny"
>>>> deny: condition test succeeded
> 550 relay not permitted
> LOG: H=mx.spamcops.de (spamcops.de) [87.106.79.226] F=<> rejected RCPT
> listme@???: relay not permitted
>
> So basically now I am no longer an open relay?


I am still an open relay:

2007-05-29 13:38:31 1Ht01z-000JhP-5d <= <> H=max.cyfronet.com
(spamtrap.de) [85.14.85.15] P=esmtp S=205 from <> for someoneat@???
2007-05-29 13:38:33 1Ht01z-000JhP-5d => someoneat@??? R=dnslookup
T=remote_smtp S=244 H=gmail-smtp-in.l.google.com [66.249.93.114] DT=1s
2007-05-29 13:38:33 1Ht01z-000JhP-5d Completed

And my acl looks like this:
deny    message       = DNSBL listed at $dnslist_domain\n$dnslist_text
          dnslists      = zen.spamhaus.org:list.dsbl.org


Thanks for any further pointers!

--
Zbigniew Szalbot