CVE-2013-1856

medium
Published 2013-03-19 · Modified 2024-12-05
CVSS v3
CVSS v2
5.8
VIR risk
5.8

Description

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.

Predictions

Exploit likelihood
20%
Patch ETA

Heuristic predictions, AS-IS, for prioritization only.

Mitigations

vendor Authored 2026-05-27

Vendor advisory: debian — https://security-tracker.debian.org/tracker/CVE-2013-1856

OS impact

OSVersionStatusFixed in
debian debianbookwormfixed0
debian debianbullseyefixed0
debian debianforkyfixed0
debian debiansidfixed0
debian debiantrixiefixed0

Package impact

EcosystemPackageVulnerableFixed
ruby RubyGemsactivesupport!~> 2.3.0||<~> 3.1.12~> 3.1.12
ruby RubyGemsactivesupport>=3.0.0,<3.1.123.1.12
ruby RubyGemsactivesupport>=3.2.0,<3.2.133.2.13

Application impact

VendorProductVersionsFixed
rubyonrailsrails3.1.0
rubyonrailsrails3.1.1
rubyonrailsrails3.1.2
rubyonrailsrails3.1.3
rubyonrailsrails3.1.4
rubyonrailsrails3.1.5
rubyonrailsrails3.1.6
rubyonrailsrails3.1.7
rubyonrailsrails3.1.8
rubyonrailsrails3.1.9
rubyonrailsrails3.1.10
rubyonrailsrails3.2.0
rubyonrailsrails3.2.1
rubyonrailsrails3.2.2
rubyonrailsrails3.2.3
rubyonrailsrails3.2.4
rubyonrailsrails3.2.5
rubyonrailsrails3.2.6
rubyonrailsrails3.2.7
rubyonrailsrails3.2.8
rubyonrailsrails3.2.9
rubyonrailsrails3.2.10
rubyonrailsrails3.2.11
rubyonrailsrails3.2.12
rubyonrailsruby_on_rails3.1.11

References

CWEs

CWE-20

Verify integrity in audit chain (admin only). AS-IS.