On 6/23/2011 2:07 PM, W B Hacker wrote:
> It 'should' give you an in-session rejection, AND NOT cause a failure
> here (Exim 4.73, modified source, on OpenBSD 4.9 AMD-64, Exim ).
Indeed it did reject in-session. Honestly outside of the competition I
have not seen a single instance of this occurring. But we disable many
at SMTP time checks because of the way the competition works. I suspect
'in the wild' our ACL's are robust enough to prevent malformed messages
like the example from getting in.
LOG: MAIN
<= bryan.rawlins@??? U=root P=local S=141748
id=20110622181026.J507J048OX@??? T="\367\301\333\311
\317\302\337\321\327\314\305\316\311\321 \302\325\304\325\324
\316\301\310\317\304\311\324\330 \314\300\304\311"
delivering 1QZoXV-0008K8-Ad
Connecting to mail.conducive.org [203.194.153.81]:25 from 172.30.0.118
... connected
SMTP<< 220 ESMTP Thu, 23 Jun 2011 18:22:08 +0000
SMTP>> EHLO filtered.onlymyemail.com
SMTP<< 250-conducive.org Hello filtered.onlymyemail.com [216.234.108.239]
250-SIZE 2097152000
250-COLDBEER
250-STARTTLS
250 HELP
SMTP>> STARTTLS
SMTP<< 220 TLS go ahead
SMTP>> EHLO filtered.onlymyemail.com
SMTP<< 250-conducive.org Hello filtered.onlymyemail.com [216.234.108.239]
250-SIZE 2097152000
250-COLDBEER
250-AUTH PLAIN LOGIN
250 HELP
SMTP>> MAIL FROM:<bryan.rawlins@???> SIZE=143562
SMTP<< 250 OK
SMTP>> RCPT TO:<wbh@???>
SMTP<< 250 Accepted
SMTP>> DATA
SMTP<< 354 Enter message, ending with "." on a line by itself
SMTP>> writing message and terminating "."
SMTP<< 550 X-Junk: Message composed incorrectly
SMTP>> QUIT
LOG: MAIN
** wbh@??? R=dnslookup T=remote_smtp: SMTP error from
remote mail server after end of data: host mail.conducive.org
[203.194.153.81]: 550 X-Junk: Message composed incorrectly
LOG: MAIN
<= <> R=1QZoXV-0008K8-Ad U=mail P=local S=142714 T="Mail delivery
failed: returning message to sender"
LOG: MAIN
Completed QT=7s
--
Sincerely,
Bryan Rawlins
Systems Administrator
OnlyMyEmail, Inc. <
http://www.onlymyemail.com>