Fluid Attacks Database

Description

Directory traversal vulnerability in actionpack/lib/action_dispatch/middleware/static.rb in Action Pack in Ruby on Rails 3.x before 3.2.21, 4.0.x before 4.0.12, 4.1.x before 4.1.8, and 4.2.x before 4.2.0.beta4, when serve_static_assets is enabled, allows remote attackers to determine the existence of files outside the application root via vectors involving a \ (backslash) character, a similar issue to CVE-2014-7818.

Mitigation

Update Impact

Minimal update. May introduce new vulnerabilities or breaking changes.

Ecosystem	Component	Affected version	Patched versions
rubygems	actionpack	>=4.1.0 <4.1.8 \|\| >=3.0.0 <3.2.21 \|\| >=4.0.0 <4.0.12 \|\| >=4.2.0.beta1 <4.2.0.beta4	4.1.8, 3.2.21, 4.0.12, 4.2.0.beta4
debian 12	rails	>=0 <2:4.1.8-1	2:4.1.8-1
debian 13	rails	>=0 <2:4.1.8-1	2:4.1.8-1
debian 14	rails	>=0 <2:4.1.8-1	2:4.1.8-1

Aliases

1. CVE-2014-78292. NVD-2014-78293. OSV-2014-78294. OSV-DEBIAN-2014-78295. GHSA-h56m-vwxc-3qpw6. GCVE-2014-78297. SECURITY-TRACKER-CVE-2014-7829

References

1. https://github.com/rubysec/ruby-advisory-db/blob/master/gems/actionpack/CVE-2014-7829.yml2. https://groups.google.com/forum/#!topic/rubyonrails-security/rMTQy4oRCGk3. https://groups.google.com/forum/message/raw?msg=rubyonrails-security/rMTQy4oRCGk/loS_CRS8mNEJ4. https://puppet.com/security/cve/cve-2014-78295. https://web.archive.org/web/20160403085126/http://www.securityfocus.com/bid/711836. http://lists.opensuse.org/opensuse-updates/2014-11/msg00112.html

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