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Null Sender
From: Aaron P. Martinez (ml
proficuous.com)
Date: Sat Apr 10 2004 - 01:42:02 CDT
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I'm just wondering if this person has their smtp server misconfigured as
i'm not sure why i got the error that i did. My postfix machine got the
following message:
Unexpected response from pearland.com[24.227.131.42].
Transcript of session follows.
In: 220 Welcome to Pearland.com X1
Out: EHLO workhorse.proficuous.com
In: 250-Pearland.com says hello
In: 250-SIZE 0
In: 250-8BITMIME
In: 250-DSN
In: 250-ETRN
In: 250-AUTH LOGIN
In: 250-AUTH=LOGIN
In: 250 EXPN
Out: MAIL FROM:<> SIZE=5764
In: 501 bogus mail from
Out: RSET
In: 250 ok its reset
Out: QUIT
I saw in Jim Seymore's Anti-UCE paper that according to RFC1123 "An
empty revers path MUST be supported"
Thanks,
Aaron
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