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Vulnerability record · CVE-2013-6414 · published 7 December 2013

CVE-2013-6414: Rubyonrails rails improper input validation vulnerability

Rubyonrails · Rails

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.

5.0 CVSS 2.0 Medium EPSS 21% · top 2.5% CWE-20 · Improper input validation
5.0CVSS 2.0 base score
21%EPSS exploitation probability, 30 days
NoNot in CISA KEV
2Affected product versions listed by NVD
26References
17 Jun 2026Last modified by NVD

Description

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.

AV:N/AC:L/Au:N/C:N/I:N/A:P

Affected products

2 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
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://secunia.com/advisories/57836
http://weblog.rubyonrails.org/2013/12/3/Rails_3_2_16_and_4_0_2_have_been_released/ PatchVendor Advisory
http://www.debian.org/security/2014/dsa-2888
http://www.getchef.com/blog/2014/04/09/enterprise-chef-11-1-3-release/
https://groups.google.com/forum/message/raw?msg=ruby-security-ann/A-ebV4WxzKg/KNPTbX8XAQUJ
https://puppet.com/security/cve/cve-2013-6414
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://secunia.com/advisories/57836
http://weblog.rubyonrails.org/2013/12/3/Rails_3_2_16_and_4_0_2_have_been_released/ PatchVendor Advisory
http://www.debian.org/security/2014/dsa-2888
http://www.getchef.com/blog/2014/04/09/enterprise-chef-11-1-3-release/
https://groups.google.com/forum/message/raw?msg=ruby-security-ann/A-ebV4WxzKg/KNPTbX8XAQUJ
https://puppet.com/security/cve/cve-2013-6414

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Source: NIST National Vulnerability Database (record CVE-2013-6414), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.