actionpack/lib/action_view/lookup_context.rb in Action View in Ruby on Rails 3.x before 3.2.16 and 4.x before 4.0.2 allows remote attackers to cause a denial of service (memory consumption) via a header containing an invalid MIME type that leads to excessive caching.

References

• https://nvd.nist.gov/vuln/detail/CVE-2013-6414
• https://groups.google.com/forum/message/raw?msg=ruby-security-ann/A-ebV4WxzKg/KNPTbX8XAQUJ
• http://lists.opensuse.org/opensuse-updates/2013-12/msg00079.html
• http://lists.opensuse.org/opensuse-updates/2013-12/msg00081.html
• http://lists.opensuse.org/opensuse-updates/2013-12/msg00082.html
• http://lists.opensuse.org/opensuse-updates/2014-01/msg00003.html
• http://rhn.redhat.com/errata/RHSA-2013-1794.html
• http://rhn.redhat.com/errata/RHSA-2014-0008.html
• http://rhn.redhat.com/errata/RHSA-2014-1863.html
• http://weblog.rubyonrails.org/2013/12/3/Rails_3_2_16_and_4_0_2_have_been_released/
• http://www.debian.org/security/2014/dsa-2888
• http://www.getchef.com/blog/2014/04/09/enterprise-chef-11-1-3-release/
• https://web.archive.org/web/20160421165124/http://secunia.com/advisories/57836
• https://web.archive.org/web/20160808161629/https://puppet.com/security/cve/cve-2013-6414
• https://github.com/rubysec/ruby-advisory-db/blob/master/gems/actionpack/CVE-2013-6414.yml
• https://groups.google.com/forum/#!topic/ruby-security-ann/A-ebV4WxzKg
• https://puppet.com/security/cve/cve-2013-6414