Mbedthis AppWeb HTTP server before 1.1.3 allows remote attackers to bypass access restrictions via a URI with mixed case characters.
https://exchange.xforce.ibmcloud.com/vulnerabilities/16638
https://euvd.enisa.europa.eu/vulnerability/EUVD-2004-2206
http://www.securityfocus.com/bid/10673
http://www.mbedthis.com/products/appWeb/doc/product/newFeatures.html