Penetration Testing
Mail Relay / Open Mail Replay Oct 02 2011 06:25PM
informationhacker08 (informationhacker08 gmail com)

Suppose there is Mail server having port 25 open
an attacker login on Mail server through telnet and then try to send the
mail but the he can
only send a mail within the xyz company not outside this will be
consider as Vulnerability or not

eg. telnet
mail from:<dddd (at) ddddd (dot) com [email concealed]>
mail rcpt :<vbn (at) xyz (dot) com [email concealed]>--->only within the network not outside realying
the mail

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