Mozilla Firefox before 21.0 does not properly implement the INPUT element, which allows remote attackers to obtain the full pathname via a crafted web site.
lists.opensuse.org/opensuse-security-announce/2013-05/msg00010.html
lists.opensuse.org/opensuse-security-announce/2013-06/msg00008.html
www.mozilla.org/security/announce/2013/mfsa2013-43.html
www.ubuntu.com/usn/USN-1822-1
bugzilla.mozilla.org/show_bug.cgi?id=842255
oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A17100