Re: [Exim] More on exiscan demime facility

Góra strony
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Autor: Patrick Boutilier
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Dla: exim-users
CC: exiscanusers
Temat: Re: [Exim] More on exiscan demime facility
IMP 3.1 (haven't had a chance to try IMP 3.2 yet) also causes the same
problems.



A message that you sent was rejected by the local scanning code that
checks incoming messages on this system. The following error was given:

This message contains a broken MIME container (base64 line length
exceeds 76 characters).




Nicklas Hardman wrote:
> We are running exim 4.12, exiscan 4.12-25 and clamd 0.54.
> We have experienced that when we have exiscan_demime_action = pass some viruses get through.
> Now we have tried to use exiscan_demime_action = redirect to see what kind of messages that get rejected by this and we have found several that seem ok.
> The usual reason for exiscan are:
> X-Broken-MIME: base64 line length exceeds 76 characters
> X-Broken-MIME: double Content-Type: header
>
> These mails are mainly coming from yahoo.com and spray.se.
> We have tried to use yahoo and send mail with a usual word document as attachment and get the same result.
> What can be the reason for this?
> We are a university and a lot of students use yahoo and spray to send theire work to theire teachers which means regarding to this that we can not use exiscan_demime_action = reject
> Is there any solution for this?
> Grateful for help.
>
> Regards
> Nicklas Hardman
> University of Borås
> Sweden
>
>
> --
>
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