Re: ALL_TRUSTED problems

2004-11-24 Thread David B Funk
On Wed, 24 Nov 2004, Justin Mason wrote:

> Kevin Sullivan writes:
[snip.]
> > But I still get *lots* of mail incorrectly triggering ALL_TRUSTED.  I'm
> > running spamassassin from a milter.  It looks like the milter runs before
> > sendmail adds its own Received: line, so much mail comes in with no
> > Received lines.  And it looks like mail with no Received lines is
> > automatically tagged as "trusted".
> >
> > So, does this seem plausable?  And can it be fixed?
> >
> > It seems like there have been many problems with the ALL_TRUSTED system
> > with 3.0.  Is there a way to disable the whole thing?  I know that I can
> > set ALL_TRUSTED to 0 points; will that also stop the side effects of
> > ALL_TRUSTED?
>
> first off, you've got to get the milter to at least *fake* a Received
> header; you're missing a load of spam signatures without that.
>
> setting ALL_TRUSTED to 0 will indeed disable that rule.  but there
> is a large number of tests that also require the relay add a Received
> before the message is scanned (DNSBL tests, HELO string tests, rDNS
> tests, etc. etc.)   You *really* want that Received line.
>
> - --j.

Not to mention that "whitelist_from_rcvd" needs it.

Many milters that I've looked at do synthesize a "Received:" header
precisely because of this issue (miltrassassin, milter-spamc).
What milter are you using?
There may be an update for it.


-- 
Dave Funk  University of Iowa
College of Engineering
319/335-5751   FAX: 319/384-0549   1256 Seamans Center
Sys_admin/Postmaster/cell_adminIowa City, IA 52242-1527
#include 
Better is not better, 'standard' is better. B{


Re: ALL_TRUSTED problems

2004-11-24 Thread Justin Mason
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Kevin Sullivan writes:
> I've set the trusted networks manually:
> 
> clear_trusted_networks
> trusted_networks 127/8
> trusted_networks 205.201.9.33/32
> trusted_networks 10.30/16
> clear_internal_networks
> internal_networks 127/8 205.201.9.33/32 10.30/16
> 
> But I still get *lots* of mail incorrectly triggering ALL_TRUSTED.  I'm 
> running spamassassin from a milter.  It looks like the milter runs before 
> sendmail adds its own Received: line, so much mail comes in with no 
> Received lines.  And it looks like mail with no Received lines is 
> automatically tagged as "trusted".
> 
> So, does this seem plausable?  And can it be fixed?
> 
> It seems like there have been many problems with the ALL_TRUSTED system 
> with 3.0.  Is there a way to disable the whole thing?  I know that I can 
> set ALL_TRUSTED to 0 points; will that also stop the side effects of 
> ALL_TRUSTED?

first off, you've got to get the milter to at least *fake* a Received
header; you're missing a load of spam signatures without that.

setting ALL_TRUSTED to 0 will indeed disable that rule.  but there
is a large number of tests that also require the relay add a Received
before the message is scanned (DNSBL tests, HELO string tests, rDNS
tests, etc. etc.)   You *really* want that Received line.

- --j.
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ALL_TRUSTED problems

2004-11-24 Thread Kevin Sullivan
I've set the trusted networks manually:
clear_trusted_networks
trusted_networks 127/8
trusted_networks 205.201.9.33/32
trusted_networks 10.30/16
clear_internal_networks
internal_networks 127/8 205.201.9.33/32 10.30/16
But I still get *lots* of mail incorrectly triggering ALL_TRUSTED.  I'm 
running spamassassin from a milter.  It looks like the milter runs before 
sendmail adds its own Received: line, so much mail comes in with no 
Received lines.  And it looks like mail with no Received lines is 
automatically tagged as "trusted".

So, does this seem plausable?  And can it be fixed?
It seems like there have been many problems with the ALL_TRUSTED system 
with 3.0.  Is there a way to disable the whole thing?  I know that I can 
set ALL_TRUSTED to 0 points; will that also stop the side effects of 
ALL_TRUSTED?

	-Kevin


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