CVE-2013-1856
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.
- EPSS
- 2.1% chance of exploitation in the next 30 days; higher than 81% of CVEs (scores of 2026-10-31)
- CWE
- CWE-20
- Published
- Modified
- Record from
- the NVD, synced
Affected
- rubyonrails:rails
- rubyonrails:ruby_on_rails
Packages (OSV)
| Advisory | Ecosystem | Package | Affected | Fixed in |
|---|---|---|---|---|
| GHSA-9c2j-593q-3g82 | RubyGems | activesupport | >=3.0.0 <3.1.12 | 3.1.12 |
| GHSA-9c2j-593q-3g82 | RubyGems | activesupport | >=3.2.0 <3.2.13 | 3.2.13 |
References
- http://lists.apple.com/archives/security-announce/2013/Jun/msg00000.html
- http://lists.apple.com/archives/security-announce/2013/Oct/msg00006.html
- http://support.apple.com/kb/HT5784
- http://weblog.rubyonrails.org/2013/3/18/SEC-ANN-Rails-3-2-13-3-1-12-and-2-3-18-have-been-released/
- https://groups.google.com/group/rubyonrails-security/msg/6c2482d4ed1545e6?dmode=source&output=gplain