GLSA-200411-23 : Ruby: Denial of Service issue

medium Nessus Plugin ID 15724
New! Plugin Severity Now Using CVSS v3

The calculated severity for Plugins has been updated to use CVSS v3 by default. Plugins that do not have a CVSS v3 score will fall back to CVSS v2 for calculating severity. Severity display preferences can be toggled in the settings dropdown.


The remote Gentoo host is missing one or more security-related patches.


The remote host is affected by the vulnerability described in GLSA-200411-23 (Ruby: Denial of Service issue)

Ruby's developers found and fixed an issue in the CGI module that can be triggered remotely and cause an infinite loop.
Impact :

A remote attacker could trigger the vulnerability through an exposed Ruby web application and cause the server to use unnecessary CPU resources, potentially resulting in a Denial of Service.
Workaround :

There is no known workaround at this time.


All Ruby 1.6.x users should upgrade to the latest version:
# emerge --sync # emerge --ask --oneshot --verbose '>=dev-lang/ruby-1.6.8-r12' All Ruby 1.8.x users should upgrade to the latest version:
# emerge --sync # emerge --ask --oneshot --verbose '>=dev-lang/ruby-1.8.2_pre3'

See Also

Plugin Details

Severity: Medium

ID: 15724

File Name: gentoo_GLSA-200411-23.nasl

Version: 1.16

Type: local

Published: 11/16/2004

Updated: 1/6/2021

Dependencies: ssh_get_info.nasl

Risk Information


Risk Factor: Low

Score: 3.6


Risk Factor: Medium

Base Score: 5

Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P

Vulnerability Information

CPE: p-cpe:/a:gentoo:linux:ruby, cpe:/o:gentoo:linux

Required KB Items: Host/local_checks_enabled, Host/Gentoo/release, Host/Gentoo/qpkg-list

Patch Publication Date: 11/16/2004

Vulnerability Publication Date: 11/8/2004

Reference Information

CVE: CVE-2004-0983

GLSA: 200411-23