CVE-2014-7818

Severity: medium (CVSS 4.3 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 3.5% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2014-11-08 · updated 2026-06-17
Weakness: CWE-22

Description

Directory traversal vulnerability in actionpack/lib/action_dispatch/middleware/static.rb in Action Pack in Ruby on Rails 3.x before 3.2.20, 4.0.x before 4.0.11, 4.1.x before 4.1.7, and 4.2.x before 4.2.0.beta3, when serve_static_assets is enabled, allows remote attackers to determine the existence of files outside the application root via a /..%2F sequence.

Affected products

Opensuse: 12.3, 13.1, 13.2
Ruby on Rails: 3.0.0, 3.0.0-beta, 3.0.0-beta2, 3.0.0-beta3, 3.0.0-beta4, 3.0.0-rc (+126)
rubyonrails Ruby On Rails: 3.0.4, 3.2.19

References

http://lists.opensuse.org/opensuse-updates/2014-11/msg00112.html
https://groups.google.com/forum/message/raw?msg=rubyonrails-security/dCp7duBiQgo/v_R_8PFs5IwJ
https://puppet.com/security/cve/cve-2014-7829
http://lists.opensuse.org/opensuse-updates/2014-11/msg00112.html
https://groups.google.com/forum/message/raw?msg=rubyonrails-security/dCp7duBiQgo/v_R_8PFs5IwJ
https://puppet.com/security/cve/cve-2014-7829

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