Unrestricted file upload vulnerability in admin/uploadform.asp in Battle Blog 1.25 allows remote attackers to execute arbitrary code by uploading a file with an executable extension, then accessing it via a direct request to the file.
https://www.exploit-db.com/exploits/8647
https://exchange.xforce.ibmcloud.com/vulnerabilities/50400
http://www.vupen.com/english/advisories/2009/1280