CVE-2008-1891 Detail

Current 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.


View Analysis Description

Severity



CVSS 3.x Severity and Metrics:

NIST CVSS score
NIST: NVD
Base Score:  N/A
NVD score not yet provided.


NVD Analysts use publicly available information to associate vector strings and CVSS scores. We also display any CVSS information provided within the CVE List from the CNA.

Note: NVD Analysts have not published a CVSS score for this CVE at this time. NVD Analysts use publicly available information at the time of analysis to associate CVSS vector strings.

Vendor Statements (disclaimer)

Official Statement fromRed Hat (06/10/2009)

Red Hat is aware of this issue and is tracking it via the following bug: https://bugzilla.redhat.com/bugzilla/show_bug.cgi?id=CVE-2008-1891 The risks associated with fixing this flaw outweigh the benefits of the fix. Red Hat does not plan to fix this flaw in Red Hat Enterprise Linux.

References to Advisories, Solutions, and Tools

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Hyperlink Resource
http://aluigi.altervista.org/adv/webrickcgi-adv.txt
http://lists.opensuse.org/opensuse-security-announce/2008-08/msg00006.html
http://www.mandriva.com/security/advisories?name=MDVSA-2008:140
http://www.mandriva.com/security/advisories?name=MDVSA-2008:141
http://www.ruby-lang.org/en/news/2008/06/20/arbitrary-code-execution-vulnerabilities/
http://www.vupen.com/english/advisories/2008/1245/references
https://exchange.xforce.ibmcloud.com/vulnerabilities/41824
https://www.redhat.com/archives/fedora-package-announce/2008-June/msg00937.html

Weakness Enumeration

CWE-ID CWE Name Source
CWE-22 Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') cwe source acceptance level NIST  

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Change History

2 change records found show changes

Quick Info

CVE Dictionary Entry:
CVE-2008-1891
NVD Published Date:
04/18/2008
NVD Last Modified:
08/07/2017
Source:
MITRE