error: forged header

[Gunnar Wrobel]

Jan Vergeer <j_vergeer at hotmail.com> writes:

> Hello,
>  
> I get a lot of errors in my postfix.log file that look like (where user at hetnet.nl is just a random user):
>
> May 27 14:45:22 Mail <info> postfix/pipe[8572]:5A5E83AEFED: to=<user at hetnet.nl>, relay=kolabfilter, delay=1.7, delays=1.5/0/0/0.2, dsn=5.7.0, status=bounced (permission denied.
> Command output: Invalid From: header. MAILER-DAEMON at derank.org (Mail Delivery System) looks like a forged sender)
>  
> I also get messages like:
> May 28 12:28:46 Mail <info> postfix/pipe[15170]:08F2C3AEFEE: to=<user at hotmail.com>, relay=kolabfilter, delay=0.83,delays=0.45/0/0/0.37, dsn=5.7.0, status=bounced (permission
> denied. Command output: Invalid From: header. "User" user at derank.org looks like a forged sender)
>
> I am running kolab server 2.2 RC1

Update to the newest RC3. There were bug fixes concerning forged
sender identification.

Cheers,

Gunnar

>  
> Greetings,
> Jan Vergeer
>
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p at rdus Kolab work is funded in part by KDAB and the Kolab Konsortium

____ http://www.pardus.de _________________ http://gunnarwrobel.de _
E-mail : p at rdus.de                                 Dr. Gunnar Wrobel
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Fax    : +49 721 1513 52322                          D-20146 Hamburg
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