The default configuration of autofs 5 in some Linux distributions, such as Red Hat Enterprise Linux (RHEL) 5, omits the nosuid option for the hosts (/net filesystem) map, which allows local users to gain privileges via a setuid program on a remote NFS server.
https://www.redhat.com/archives/fedora-package-announce/2007-December/msg00549.html
https://www.redhat.com/archives/fedora-package-announce/2007-December/msg00474.html
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10158
https://bugzilla.redhat.com/show_bug.cgi?id=409701
http://www.securityfocus.com/bid/26841
http://www.redhat.com/support/errata/RHSA-2007-1129.html
http://www.redhat.com/support/errata/RHSA-2007-1128.html
http://www.mandriva.com/security/advisories?name=MDVSA-2008:009
http://securitytracker.com/id?1019087
http://secunia.com/advisories/28456
http://secunia.com/advisories/28097