CVE-2008-1891

Severity CVSS v4.0:
Pending analysis
Type:
CWE-22 Path Traversal
Publication date:
18/04/2008
Last modified:
09/04/2025

Description

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 products and versions

CPE From Up to
cpe:2.3:a:ruby-lang:ruby:*:*:*:*:*:*:*:* 1.9.0 (including)
cpe:2.3:a:ruby-lang:ruby:1.8.5:*:*:*:*:*:*:*
cpe:2.3:a:ruby-lang:ruby:1.8.6:*:*:*:*:*:*:*