Rapid7 Vulnerability & Exploit Database

Red Hat: CVE-2021-41817: CVE-2021-41817 ruby: Regular expression denial of service vulnerability of Date parsing methods (Multiple Advisories)

Free InsightVM Trial No Credit Card Necessary
2024 Attack Intel Report Latest research by Rapid7 Labs
Back to Search

Red Hat: CVE-2021-41817: CVE-2021-41817 ruby: Regular expression denial of service vulnerability of Date parsing methods (Multiple Advisories)

Severity
5
CVSS
(AV:N/AC:L/Au:N/C:N/I:N/A:P)
Published
01/01/2022
Created
02/18/2022
Added
02/17/2022
Modified
12/15/2023

Description

Date.parse in the date gem through 3.2.0 for Ruby allows ReDoS (regular expression Denial of Service) via a long string. The fixed versions are 3.2.1, 3.1.2, 3.0.2, and 2.0.1.

Solution(s)

  • redhat-upgrade-ruby
  • redhat-upgrade-ruby-debuginfo
  • redhat-upgrade-ruby-debugsource
  • redhat-upgrade-ruby-default-gems
  • redhat-upgrade-ruby-devel
  • redhat-upgrade-ruby-doc
  • redhat-upgrade-ruby-irb
  • redhat-upgrade-ruby-libs
  • redhat-upgrade-ruby-libs-debuginfo
  • redhat-upgrade-rubygem-abrt
  • redhat-upgrade-rubygem-abrt-doc
  • redhat-upgrade-rubygem-bigdecimal
  • redhat-upgrade-rubygem-bigdecimal-debuginfo
  • redhat-upgrade-rubygem-bson
  • redhat-upgrade-rubygem-bson-debuginfo
  • redhat-upgrade-rubygem-bson-debugsource
  • redhat-upgrade-rubygem-bson-doc
  • redhat-upgrade-rubygem-bundler
  • redhat-upgrade-rubygem-bundler-doc
  • redhat-upgrade-rubygem-did_you_mean
  • redhat-upgrade-rubygem-io-console
  • redhat-upgrade-rubygem-io-console-debuginfo
  • redhat-upgrade-rubygem-irb
  • redhat-upgrade-rubygem-json
  • redhat-upgrade-rubygem-json-debuginfo
  • redhat-upgrade-rubygem-minitest
  • redhat-upgrade-rubygem-mongo
  • redhat-upgrade-rubygem-mongo-doc
  • redhat-upgrade-rubygem-mysql2
  • redhat-upgrade-rubygem-mysql2-debuginfo
  • redhat-upgrade-rubygem-mysql2-debugsource
  • redhat-upgrade-rubygem-mysql2-doc
  • redhat-upgrade-rubygem-net-telnet
  • redhat-upgrade-rubygem-openssl
  • redhat-upgrade-rubygem-openssl-debuginfo
  • redhat-upgrade-rubygem-pg
  • redhat-upgrade-rubygem-pg-debuginfo
  • redhat-upgrade-rubygem-pg-debugsource
  • redhat-upgrade-rubygem-pg-doc
  • redhat-upgrade-rubygem-power_assert
  • redhat-upgrade-rubygem-psych
  • redhat-upgrade-rubygem-psych-debuginfo
  • redhat-upgrade-rubygem-rake
  • redhat-upgrade-rubygem-rbs
  • redhat-upgrade-rubygem-rdoc
  • redhat-upgrade-rubygem-rexml
  • redhat-upgrade-rubygem-rss
  • redhat-upgrade-rubygem-test-unit
  • redhat-upgrade-rubygem-typeprof
  • redhat-upgrade-rubygem-xmlrpc
  • redhat-upgrade-rubygems
  • redhat-upgrade-rubygems-devel

With Rapid7 live dashboards, I have a clear view of all the assets on my network, which ones can be exploited, and what I need to do in order to reduce the risk in my environment in real-time. No other tool gives us that kind of value and insight.

– Scott Cheney, Manager of Information Security, Sierra View Medical Center

;