sending a virus from mailscanner's domain is undetected butincoming mail from either our domain or others is detected

[Julian Field]

At 18:45 21/06/2002, you wrote:
>Hello,
>No not on the machine running mailscanner, but outlook 2000 on a
>workstation sent an email to an outside domain with a virus to test and
>the outside domain received it with the virus in tact.. Its the test virus
>you referred me earlier to use.. when I reply (from the outside domain)
>and its incoming to mailscanner, it will pick it up then. only incoming
>scanning is taken place not outgoing.
>Thanks!

Did it get any X-MailScanner: header at all?
If not, then it probably didn't go via the MailScanner server.
If it did, then what did the header say? What is in your mailscanner.conf file?

Unless it is told to, MailScanner doesn't care what addresses are in the
email message.
>-----Original Message-----
>From: Julian Field [mailto:mailscanner at ECS.SOTON.AC.UK]
>Sent: Friday, June 21, 2002 2:40 PM
>To: MAILSCANNER at JISCMAIL.AC.UK
>Subject: Re: sending a virus from mailscanner's domain is undetected
>butincoming mail from either our domain or others is detected
>
>At 17:36 21/06/2002, you wrote:
> >Sending a virus from mailscanner's domain to another is undetected, but
> >incoming mail from either our domain or others, is detected.
> >Is this normal?
>
>Did you run the email client program on the machine that is running
>MailScanner, by any chance? If so, did you make the email program talk SMTP
>to localhost:25 or did it invoke sendmail directly?
>
>MailScanner (when running with sendmail) can only scan mail coming in the
>SMTP port. There is no way (with sendmail) of scanning mail poked directly
>at the sendmail binary.
>--
>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

--
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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