FreeBSD : ruby-gems -- Algorithmic Complexity Vulnerability (54237182-9635-4a8b-92d7-33bfaeed84cd)

medium Nessus Plugin ID 71070


The remote FreeBSD host is missing one or more security-related updates.


Ruby Gem developers report :

RubyGems validates versions with a regular expression that is vulnerable to denial of service due to backtracking. For specially crafted RubyGems versions attackers can cause denial of service through CPU consumption.


Update the affected packages.

See Also

Plugin Details

Severity: Medium

ID: 71070

File Name: freebsd_pkg_5423718296354a8b92d733bfaeed84cd.nasl

Version: 1.4

Type: local

Published: 11/25/2013

Updated: 1/6/2021

Risk Information


Risk Factor: Low

Score: 3.6


Risk Factor: Medium

Base Score: 4.3

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

Vulnerability Information

CPE: p-cpe:/a:freebsd:freebsd:ruby19-gems, p-cpe:/a:freebsd:freebsd:ruby20-gems, cpe:/o:freebsd:freebsd

Required KB Items: Host/local_checks_enabled, Host/FreeBSD/release, Host/FreeBSD/pkg_info

Patch Publication Date: 11/24/2013

Vulnerability Publication Date: 9/9/2013

Reference Information

CVE: CVE-2013-4287