CVE-2014-6438

7.5 HIGH

Published: September 06, 2017 Modified: May 13, 2026

Description

The URI.decode_www_form_component method in Ruby before 1.9.2-p330 allows remote attackers to cause a denial of service (catastrophic regular expression backtracking, resource consumption, or application crash) via a crafted string.

AI Explanation

Get an AI-powered plain-language explanation of this vulnerability and remediation steps.

CVSS v3.x Details

0.0 Low Medium High Critical 10.0

Vector String

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory

http://www.openwall.com/lists/oss-security/2015/07/13/6

Source: cve@mitre.org

Mailing List VDB Entry

http://www.securitytracker.com/id/1032874

Source: cve@mitre.org

Third Party Advisory VDB Entry

https://github.com/ruby/www.ruby-lang.org/issues/817

Source: cve@mitre.org

Third Party Advisory

https://www.ruby-lang.org/en/news/2014/08/19/ruby-1-9-2-p330-released/

Source: cve@mitre.org

Patch Release Notes Vendor Advisory

http://www.openwall.com/lists/oss-security/2015/07/13/6

Source: af854a3a-2127-422b-91ae-364da2661108

Mailing List VDB Entry

http://www.securitytracker.com/id/1032874

Source: af854a3a-2127-422b-91ae-364da2661108

Third Party Advisory VDB Entry

https://github.com/ruby/www.ruby-lang.org/issues/817

Source: af854a3a-2127-422b-91ae-364da2661108

Third Party Advisory

https://www.ruby-lang.org/en/news/2014/08/19/ruby-1-9-2-p330-released/

Source: af854a3a-2127-422b-91ae-364da2661108

Patch Release Notes Vendor Advisory

8 reference(s) from NVD

Quick Stats

CVSS v3 Score

7.5 / 10.0

EPSS (Exploit Probability)

4.1%

90th percentile

Exploitation Status

Not in CISA KEV

Weaknesses (CWE)

CWE-399

Affected Vendors

ruby-lang

Related CVEs