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Overview

Vulnerability Score 5.0 5.0
CVE Id CVE-2008-1891
Last Modified 07 Mar 2011 10:08:00
Published 18 Apr 2008 06:05:00
Confidentiality Impact PARTIAL PARTIAL
Integrity Impact NONE NONE
Availability Impact NONE NONE
Access Vector NETWORK
Access Complexity LOW
Authentication NONE

CVE-2008-1891

Summary

Directory traversal vulnerability in WEBrick in Ruby 1.8.4 and earlier, 1.8.5 before 1.8.5-p231, 1.8.6 before 1.8.6-p230, 1.8.7 before 1.8.7-p22, and 1.9.0 before 1.9.0-2, when using NTFS or FAT filesystems, allows remote attackers to read arbitrary CGI files via a trailing (1) + (plus), (2) %2b (encoded plus), (3) . (dot), (4) %2e (encoded dot), or (5) %20 (encoded space) character in the URI, possibly related to the WEBrick::HTTPServlet::FileHandler and WEBrick::HTTPServer.new functionality and the :DocumentRoot option.

Vulnerable Systems

Application

  • Ruby-lang Ruby 1.8.5

  • Ruby-lang Ruby 1.8.6

  • Ruby-lang Ruby 1.9.0


References

FEDORA - FEDORA-2008-5649

XF - ruby-webrick-cgi-info-disclosure(41824)

VUPEN - ADV-2008-1245

CONFIRM - http://www.ruby-lang.org/en/news/2008/06/20/arbitrary-code-execution-vulnerabilities/

MANDRIVA - MDVSA-2008:141

MANDRIVA - MDVSA-2008:140

SECUNIA - 31687

SECUNIA - 30831

SECUNIA - 29794

SUSE - SUSE-SR:2008:017

MISC - http://aluigi.altervista.org/adv/webrickcgi-adv.txt


Last Updated: 27 May 2016 10:47:41