bozotic HTTP server (aka bozohttpd) before 20140708, as used in NetBSD, truncates paths when checking .htpasswd restrictions, which allows remote attackers to bypass the HTTP authentication scheme and access restrictions via a long path.
https://exchange.xforce.ibmcloud.com/vulnerabilities/94751
http://www.securityfocus.com/bid/68752
http://www.eterna.com.au/bozohttpd/CHANGES