1
0
mirror of https://github.com/moparisthebest/curl synced 2024-12-23 16:48:49 -05:00

ftpserver.pl: Expanded the SMTP RCPT handler to validate TO addresses

RCPT_smtp() will now check for a correctly formatted TO address which
allows for invalid recipient addresses to be added.
This commit is contained in:
Steve Holme 2013-09-22 15:05:43 +01:00
parent 9d4a8c7936
commit 8880f84e1a

View File

@ -849,13 +849,22 @@ sub RCPT_smtp {
logmsg "RCPT_smtp got $args\n";
# Get the TO parameter
if($args !~ /^TO:(.*)/) {
sendcontrol "501 Unrecognized parameter\r\n";
}
else {
$smtp_rcpt = $1;
sendcontrol "250 Recipient OK\r\n";
# Validate the to address (only a valid email address inside <> is
# allowed, such as <user@example.com>)
if ($smtp_rcpt !~
/^<([a-zA-Z0-9._%+-]+)\@([a-zA-Z0-9.-]+).([a-zA-Z]{2,4})>$/) {
sendcontrol "501 Invalid address\r\n";
}
else {
sendcontrol "250 Recipient OK\r\n";
}
}
return 0;