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.

bozotic HTTP server (aka bozohttpd) 20090522 through 20100512 allows attackers to cause a denial of service via vectors related to a "wrong code generation interaction with GCC."

bozotic HTTP server (aka bozohttpd) before 20100621 allows remote attackers to list the contents of home directories, and determine the existence of user accounts, via multiple requests for URIs beginning with /~ sequences.

ircII before 20210314 allows remote attackers to cause a denial of service (segmentation fault and client crash, disconnecting the victim from an IRC server) via a crafted CTCP UTC message.