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Re: Transparent hijacking of SMTP submission...


From: Marcin Cieslak <saper () saper info>
Date: Sat, 29 Nov 2014 21:43:33 +0000

On Thu, 27 Nov 2014, joel jaeggli wrote:

I don't see this in my home market, but I do see it in someone else's...
I kind of expect this for port 25 but...

J@mb-aye:~$telnet 147.28.0.81 587
Trying 147.28.0.81...
Connected to nagasaki.bogus.com.
Escape character is '^]'.
220 nagasaki.bogus.com ESMTP Sendmail 8.14.9/8.14.9; Thu, 27 Nov 2014
19:17:44 GMT
ehlo bogus.com
250-nagasaki.bogus.com Hello XXXXXXXXXXXXXXX.wa.comcast.net
[XXX.XXX.XXX.XXX], pleased to meet you
250 ENHANCEDSTATUSCODES

Seen some anti-virus software (on Windows) doing this.
You might not be running Windows though. Some home
router with some "security improvement" ?

//Marcin


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