Algorithmic Complexity Affecting ruby193-ruby-devel package, versions *


Severity

Recommended
medium

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
1.57% (88th percentile)

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  • Snyk IDSNYK-RHEL7-RUBY193RUBYDEVEL-4456630
  • published26 Jul 2021
  • disclosed9 Sept 2013

Introduced: 9 Sep 2013

CVE-2013-4287  (opens in a new tab)
CWE-407  (opens in a new tab)
CWE-400  (opens in a new tab)

How to fix?

There is no fixed version for RHEL:7 ruby193-ruby-devel.

NVD Description

Note: Versions mentioned in the description apply only to the upstream ruby193-ruby-devel package and not the ruby193-ruby-devel package as distributed by RHEL. See How to fix? for RHEL:7 relevant fixed versions and status.

Algorithmic complexity vulnerability in Gem::Version::VERSION_PATTERN in lib/rubygems/version.rb in RubyGems before 1.8.23.1, 1.8.24 through 1.8.25, 2.0.x before 2.0.8, and 2.1.x before 2.1.0, as used in Ruby 1.9.0 through 2.0.0p247, allows remote attackers to cause a denial of service (CPU consumption) via a crafted gem version that triggers a large amount of backtracking in a regular expression.

CVSS Base Scores

version 3.1