Home/CVE/Directory traversal vulnerability in Action View in Ruby on Rails before 3.2.22.2 and 4.x before 4.1.14.2 allows remote
CVE

CVE-2016-2097

Directory traversal vulnerability in Action View in Ruby on Rails before 3.2.22.2 and 4.x before 4.1.14.2 allows remote

Directory traversal vulnerability in Action View in Ruby on Rails before 3.2.22.2 and 4.x before 4.1.14.2 allows remote attackers to read arbitrary files by leveraging an application's unrestricted use of the render method and providing a .. (dot dot) in a pathname. NOTE: this vulnerability exists because of an incomplete fix for CVE-2016-0752.

MEDIUM · CVSS 5.3 EPSS 0.01912
Monitor
  • No active-exploitation, high-EPSS, or public-exploit signals - routine patching cadence
Sigma rules1 YARA rules0
⬡

Weakness Classification

CWE-22Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')
▤

Affected Products & Versions

3
rubyonrails railsall versions
rubyonrails ruby on rails<= 3.2.22.1
rubyonrails ruby on railsall versions
▤

Affected Packages

2
Language-ecosystem packages (from OSV) tied to this CVE, with the version that fixes it - the dependency-level detail NVD doesn’t carry.
RubyGems actionpack MODERATE fixed in 3.2.22.2
RubyGems actionview MODERATE fixed in 3.2.22.2
◈

Sigma Hunt Rules

1
Exact rules name this CVE ID. Product rules name an affected product in their title. Related rules cover techniques used by actors who exploited this CVE. Showing the most relevant matches; the complete related set is on the full drill-down.
productmediumRuby on Rails Framework Exceptions
▣

Scoring & Timeline

5.3
MEDIUM · CVSS v3.0 · secalert@redhat.com
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD07 Apr 2016 · 11:59 PM
CVSS VectorCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
⚑

Vendor Advisories

6
suse-csafSUSE-SU-2022:15116-1
suse-csafSUSE-SU-2016:0967-1
suse-csafSUSE-SU-2016:0854-1
rhsaRHSA-2016:0454Important
rhsaRHSA-2016:0455Important
🔗

References & Sources

8
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00080.html
http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00083.html
http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00006.html
http://weblog.rubyonrails.org/2016/2/29/Rails-4-2-5-2-4-1-14-2-3-2-22-2-have-been-released/PatchVendor Advisory
http://www.debian.org/security/2016/dsa-3509
http://www.securityfocus.com/bid/83726
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