The getdbm procedure in ypxfrd allows local users to read arbitrary files, and remote attackers to read databases outside /var/yp, via a directory traversal and symlink attack on the domain and map arguments.
The default installation of Caldera OpenLinux 2.3 includes the CGI program rpm_query, which allows remote attackers to determine what packages are installed on the system.
The default configuration of kdm in Caldera and Mandrake Linux, and possibly other distributions, allows XDMCP connections from any host, which allows remote attackers to obtain sensitive information or bypass additional access restrictions.