Unrated severityNVD Advisory· Published Apr 18, 2008· Updated Apr 23, 2026
CVE-2008-1891
CVE-2008-1891
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.
Affected products
3Patches
0No patches discovered yet.
Vulnerability mechanics
AI mechanics synthesis has not run for this CVE yet.
References
11- secunia.com/advisories/29794nvdVendor Advisory
- aluigi.altervista.org/adv/webrickcgi-adv.txtnvd
- lists.opensuse.org/opensuse-security-announce/2008-08/msg00006.htmlnvd
- secunia.com/advisories/30831nvd
- secunia.com/advisories/31687nvd
- www.mandriva.com/security/advisoriesnvd
- www.mandriva.com/security/advisoriesnvd
- www.ruby-lang.org/en/news/2008/06/20/arbitrary-code-execution-vulnerabilities/nvd
- www.vupen.com/english/advisories/2008/1245/referencesnvd
- exchange.xforce.ibmcloud.com/vulnerabilities/41824nvd
- www.redhat.com/archives/fedora-package-announce/2008-June/msg00937.htmlnvd
News mentions
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