Directory traversal vulnerability in actionpack/lib/action_dispatch/middleware/static.rb in Action Pack in Ruby on Rails 3.x before…

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.

Scores

EPSS (exploitation in 30 days)

4.2% · top 9.1% of all CVEs (4 Nov 2026)

The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 5.0.

Weakness

• n/a
• CWE-22 (opens in a new tab)All about CWE-22 and its CVEs

Affected products

• n/a

  • affected n/a

Affected packages

From reviewed advisories of the GitHub Advisory Database.

• RubyGemsactionpackGHSA-h56m-vwxc-3qpw (opens in a new tab)

References (4)

• https://puppet.com/security/cve/cve-2014-7829 (opens in a new tab)x_refsource_CONFIRMx_transferred
• openSUSE-SU-2014:1515 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
• 71183 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
• [rubyonrails-security] 20141117 [CVE-2014-7829] Arbitrary file existence disclosure in Action Pack (opens in a new tab)mailing-listx_refsource_MLISTx_transferred

Sources

The same CVE in the primary databases and aggregators, to check against.

• CVE.org record (opens in a new tab)
• CVE List JSON (GitHub) (opens in a new tab)
• NVD (opens in a new tab)
• FIRST EPSS (opens in a new tab)
• OSV.dev (opens in a new tab)
• GitHub Advisory GHSA-h56m-vwxc-3qpw (opens in a new tab)
• CIRCL Vulnerability-Lookup (opens in a new tab)

Badge for a README or a ticket

[![CVE-2014-7829](https://trackcve.app/badge/CVE-2014-7829.svg)](https://trackcve.app/cve/CVE-2014-7829)

Record last updated 6 Aug 2024, 13:03 UTC.