TNEF problem

Julian Field jkf at
Fri Sep 28 19:00:37 IST 2001

At 11:14 28/09/2001, you wrote:
> >-----Original Message-----
> >From: S.R.Patterson [mailto:S.R.Patterson at SOTON.AC.UK]
> >Sent: Monday, September 10, 2001 8:42 PM
> >Subject: Re: TNEF problem
> >
> >
> >Finally it's VERY worthey of note that since this method aborts without
> >unpacking the attachment there is no guarantee that viruses won't get
> >inside tnef type attachments.  If you're worried perhaps you (Jules) can
> >on the return code of tnef and if it's -1 (failure) then you reject the
> >attachment as "Unexpandable archive, rejected" or something?  Or do you
> >do this?
> >
> >Steve
>   We are running mailscanner 2.42 with TNEF 1.0.1. We are seeing a number of
>mails where TNEF gets stuck and aborted after 2 minutes and the mail is then
>delivered to the recipient.
>Is there any way to quarantine these unscanned mails/attachments?

This is fixed in version 2.50. If anything goes wrong with the TNEF
expansion, it will abandon the entire message as "unparsable" and refuse to
deliver any of it.
Julian Field                Teaching Systems Manager
jkf at         Dept. of Electronics & Computer Science
Tel. 023 8059 2817          University of Southampton
                             Southampton SO17 1BJ

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