CVE-2013-1856: rubyonrails rails Improper Input Validation
Vulnerability summary
CVE-2013-1856 is a medium (CVSS 5.8) Improper Input Validation vulnerability in rubyonrails rails. EPSS estimates a 2.05% chance of exploitation in the next 30 days, higher than 80.9% of scored vulnerabilities.
Timeline
- 19-03-2013PublishedVulnerability first disclosed.
- 06-08-2024Last modifiedVulnerability information updated.
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.
CVSS metrics
1 score · 1 source · 1 versionEPSS trend
Probability
2.05%
Chance of exploitation in the next 30 days
Percentile
81%
Versus all other CVEs
30-day change
0.00 pp
From 2.05% on 19-09-2026
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Rubyonrails2 products
- rails3.1.0 | 3.1.0:beta1 | 3.1.0:rc1 | 3.1.0:rc2 | 3.1.0:rc3 | 3.1.0:rc4 | 3.1.0:rc5 | 3.1.0:rc6 | 3.1.0:rc7 | 3.1.0:rc8 | 3.1.1 | 3.1.1:rc1 | 3.1.1:rc2 | 3.1.1:rc3 | 3.1.2 | 3.1.2:rc1 | 3.1.2:rc2 | 3.1.3 | 3.1.4 | 3.1.4:rc1 | 3.1.5 | 3.1.5:rc1 | 3.1.6 | 3.1.7 | 3.1.8 | 3.1.9 | 3.1.10 | 3.2.0 | 3.2.0:rc1 | 3.2.0:rc2 | 3.2.1 | 3.2.2 | 3.2.2:rc1 | 3.2.3 | 3.2.3:rc1 | 3.2.3:rc2 | 3.2.4 | 3.2.4:rc1 | 3.2.5 | 3.2.6 | 3.2.7 | 3.2.8 | 3.2.9 | 3.2.10 | 3.2.11 | 3.2.12
- ruby_on_rails3.1.11
RubyGems1 product
- activesupport≥ 3.0.0, < 3.1.12 | ≥ 3.2.0, < 3.2.13
2 vendors · 3 products
References
11 links- lists.apple.com/archives/security-announce/2013/Oct/msg00006.htmlVendor AdvisoryX Refsource APPLEWEB
- lists.apple.com/archives/security-announce/2013/Jun/msg00000.htmlVendor AdvisoryX Refsource APPLEWEB
- groups.google.com/group/rubyonrails-security/msg/6c2482d4ed1545e6?dmode=source&output=gplainMailing ListX Refsource MLISTWEB
- github.com/rails/railsPACKAGE