[ldap_fluff] ldap_fluff authentication bypass

The ldap_fluff gem for Ruby, as used in Red Hat CloudForms 1.1, when using Active Directory for authentication, allows remote attackers to bypass authentication via unspecified vectors.

References

• https://nvd.nist.gov/vuln/detail/CVE-2012-5604
• https://bugzilla.redhat.com/show_bug.cgi?id=882136
• http://rhn.redhat.com/errata/RHSA-2013-0544.html
• https://github.com/theforeman/ldap_fluff/commit/e4c90a522275aeaa48ca9982ce75597f0954af48
• https://github.com/advisories/GHSA-9whh-582r-589h