CVE-2014-5298

FileUploadsFilter.php in X2Engine 4.1.7 and earlier, when running on case-insensitive file systems, allows remote attackers to bypass the upload blacklist and conduct unrestricted file upload attacks by uploading a file with an executable extension that contains uppercase letters, as demonstrated using a PHP program.

Date published : 2014-10-09

http://www.securityfocus.com/archive/1/533514/100/0/threaded

https://cert-portal.siemens.com/productcert/pdf/ssa-234763.pdf