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Roll up of facts: FW: Exchange SMTP Hole?
Nov 11 2003 06:41PM
Tom Burns (tburns torcausa com)
The facts again:
Exchange 2000 SP3 + rollup 3a.
NO relay allowed (including auth)
Only relay taking place is address with <"email (at) address (dot) com [email concealed]">
ISA firewall.
Relay cross verified by 3 exchange servers (all have this hole).
Using connection blocking to prevent spam relayed via
RCPT TO:<"nothing...
[ more ]
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Exchange 2000 SP3 + rollup 3a.
NO relay allowed (including auth)
Only relay taking place is address with <"email (at) address (dot) com [email concealed]">
ISA firewall.
Relay cross verified by 3 exchange servers (all have this hole).
Using connection blocking to prevent spam relayed via
RCPT TO:<"nothing...
[ more ]