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Last updated: 10/23/2014 6:06:41 AM

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National Cyber Awareness System

Vulnerability Summary for CVE-2013-0262

Original release date: 02/08/2013
Last revised: 05/14/2013
Source: US-CERT/NIST

Overview

rack/file.rb (Rack::File) in Rack 1.5.x before 1.5.2 and 1.4.x before 1.4.5 allows attackers to access arbitrary files outside the intended root directory via a crafted PATH_INFO environment variable, probably a directory traversal vulnerability that is remotely exploitable, aka "symlink path traversals."

Impact

CVSS Severity (version 2.0):
CVSS v2 Base Score: 4.3 (MEDIUM) (AV:N/AC:M/Au:N/C:P/I:N/A:N) (legend)
Impact Subscore: 2.9
Exploitability Subscore: 8.6
CVSS Version 2 Metrics:
Access Vector: Network exploitable
Access Complexity: Medium
Authentication: Not required to exploit
Impact Type: Allows unauthorized disclosure of information

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External Source: MISC
Name: https://bugzilla.redhat.com/show_bug.cgi?id=909071
External Source: MISC
Name: https://gist.github.com/rentzsch/4736940
External Source: CONFIRM
Name: https://groups.google.com/forum/#!msg/rack-devel/bf937jPZxJM/1s6x95vIhmAJ
External Source: CONFIRM
Name: http://rack.github.com/
External Source: CONFIRM
Name: https://bugzilla.redhat.com/show_bug.cgi?id=909072
External Source: MISC
Name: https://github.com/rack/rack/blob/master/lib/rack/file.rb#L56
External Source: SECUNIA
Name: 52033
Type: Advisory
External Source: CONFIRM
Name: https://github.com/rack/rack/commit/6f237e4c9fab649d3750482514f0fde76c56ab30
External Source: SUSE
Name: openSUSE-SU-2013:0462
External Source: CONFIRM
Name: https://groups.google.com/forum/#!msg/rack-devel/mZsuRonD7G8/DpZIOmMLbOgJ

Technical Details

Vulnerability Type (View All)