Describe CVE-2012-4036.
What is CVE-2012-4036?
Unrestricted file upload vulnerability in admin.php in PBBoard 2.1.4 allows remote administrators to execute arbitrary PHP code by uploading a file with an executable extension, then accessing it via a direct request to the file in the addons directory.  NOTE: this vulnerability can be leveraged by remote attackers using CVE-2012-1216..