Return-Path header corrupt in virus reports

Julian Field jkf at ecs.soton.ac.uk
Mon Apr 29 21:13:21 IST 2002


What has that bounce got to do with $g? The "unparsable" error message is
due to the TNEF decoder not being able to handle the weird and wonderful
TNEF formats that some versions of Outlook produce. It's nothing to do with
the Return-Path:, which MailScanner makes no use of.

At 17:24 29/04/2002, you wrote:
>Well, here's an example bounce:
>
>Date: Thu, 25 Apr 2002 12:02:52 -0500
>From: "MailScanner" <virusalert at southwestern.edu>
>To: <leslie1 at colleges.org>
>Subject: Warning: E-mail error detected
>X-MailScanner: Found to be clean
>
>Our virus detector failed to completely analyse a message you sent:-
>   To: <haskell1 at southwestern.edu>, <morrell1 at rhodes.edu>,
><bonefas1 at colleges.org>, <MGarriso1 at Trinity.edu>
>   Subject: Re: Montgomery
>   Date: Thu Apr 25 12:02:52 2002
>Any parts of the message that could not be analysed will not have been
>delivered.
>
>If you are using Microsoft Outlook, we strongly recommend you change your
>outgoing message format from "Rich Text" to "HTML" or "Plain Text".
>
>The virus detector said this about the message:
>Report: Could not parse message g3PH2oK27075
>--
>MailScanner
>Email Virus Scanner
>
>
>Julian Field wrote:
>>At 16:52 29/04/2002, you wrote:
>>
>>>If someone knows how to fix this please tell me.  I have been struggling
>>>with it for several months now.  I believe these messages are lost.  Im
>>>getting ready to abandon mailscanner because I don't see a way to fix
>>>it.  I don't want to leave mailscanner but i cannot sit here and lose
>>>mail.
>>
>>
>>Can you explain why you think you might be losing mail because of this? I
>>haven't seen any evidence of this happening.
>>
>>>Ben C. O. Grimm wrote:
>>>
>>>>On 27 Apr 2002 09:48:28 +0200, Mike Zanker <mike at ZANKER.ORG> wrote:
>>>>
>>>>
>>>>>I've noticed that the postmaster virus report always seems to have the
>>>>>same corrupt Return-Path header, e.g.
>>>>>
>>>>>Full headers are:
>>>>>Return-Path: <?g>
>>>>>
>>>>>Is this a bug or my misconfiguration somewhere?
>>>>
>>>>
>>>>
>>>>It looks like soms kind of Sendmail emulation that doesn't quite work
>>>>yet.
>>>>In Sendmailese, the Return-Path has this format:
>>>>
>>>>H?P?Return-Path: <$g>
>>>>
>>>>--
>>>>- Ben C. O. Grimm ----------------- Ben.Grimm at wirehub.net -
>>>>- Wirehub! Internet Engineering - http://www.wirehub.net/ -
>>>>- Wirehub! Backbone --- http://doema.wirehub.net/wirehub/ -
>>>>- Private Ponderings ----------- http://www.bengrimm.net/ -
>>>
>>>
>>>
>>>
>>>--
>>>Peter Valian
>>>Network & Systems Administrator
>>>Southwestern University
>>>Georgetown, Texas
>>>512.863.1586 office
>>>512.863.1605 fax
>>>--
>>
>>
>>--
>>Julian Field                Teaching Systems Manager
>>jkf at ecs.soton.ac.uk         Dept. of Electronics & Computer Science
>>Tel. 023 8059 2817          University of Southampton
>>                             Southampton SO17 1BJ
>
>
>
>--
>Peter Valian
>Network & Systems Administrator
>Southwestern University
>Georgetown, Texas
>512.863.1586 office
>512.863.1605 fax
>--

--
Julian Field                Teaching Systems Manager
jkf at ecs.soton.ac.uk         Dept. of Electronics & Computer Science
Tel. 023 8059 2817          University of Southampton
                             Southampton SO17 1BJ



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