Re: [Exim] Forged addresses from virus detectors

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Auteur: Patrice Fournier
Date:  
À: Greg Ward
CC: exim-users
Sujet: Re: [Exim] Forged addresses from virus detectors
Quoting Greg Ward <gward@???>:

> OK, that was easy to add to the check_recipient ACL:
>
>   deny    hosts   = !127.0.0.1
>           senders = postmaster@???:\
>                     webmaster@???
>           message = forged sender address


This comes after the "accept hosts = :" line so that command line
messages from postmaster are still accepted, right?

> Two questions for the crowd:
>
> * can anyone think of any reason why this might be a bad idea?


Do you have any secondary MX servers who could produce a message
coming from such an address?

>   * short of local_scan(), is it possible to extend this to the
>     message headers?  Ie. never mind the envelope sender, if the message
>     contains "From: postmaster@???" I'd like to bounce it as
>     well.


acl_smtp_data


--
Patrice Fournier
pfournier@???