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The ActiveSupport::XmlMini_JDOM backend in lib/active_support/xml_mini/jdom.rb in the Active Support component in Ruby on Rails 3.0.x and 3.1.x before 3.1.12 and 3.2.x before 3.2.13, when JRuby is used, does not properly restrict the capabilities of the XML parser, which allows remote attackers to read arbitrary files or cause a denial of service (resource consumption) via vectors involving (1) an external DTD or (2) an external entity declaration in conjunction with an entity reference.
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Apple Osx Note | — | Upgrade macOS to the latest versionApply OS X security update 2013-002 | Aug 28, 2015 | Mar 19, 2013 |
| Apple Osx Ruby | — | Apply OS X security update 2013-002 | Jun 20, 2013 | Mar 19, 2013 |
| Freebsd | — | Upgrade rubygem-actionpackUpgrade rubygem-activesupportUpgrade rubygem-activerecordUpgrade rubygem-rails | Dec 10, 2025 | Apr 10, 2013 |
| Gentoo Linux | — | Upgrade dev-ruby/rails. | Oct 30, 2017 | Mar 19, 2013 |
| Ruby_on_rails | — | Upgrade to the latest version of Ruby on Rails | Jan 3, 2020 | Mar 19, 2013 |
| Ubuntu | — | Upgrade ruby-activesupport-3.2 | Nov 19, 2024 | Mar 19, 2013 |
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