5.8

CVE-2013-1856: rubyonrails rails Improper Input Validation

CVSS: 5.8v2.0MediumModified
AliasesGHSA-9c2j-593q-3g82
Published 19-03-2013Last modified 06-08-2024

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.

Overall risk
24/100
0100
Low · default modelHow is this calculated?
CVSS score
5.8/10
010
Medium · v2.0 (NVD)
EPSS score
2.05%
0%100%
Low · 0.00 pp in 30 days
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded

Timeline

  1. 19-03-2013
    PublishedVulnerability first disclosed.
  2. 06-08-2024
    Last 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 version

EPSS 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

19-09-202619-10-2026
EPSS score
2.05%

Known exploited

Compare KEV catalogs

Not in any of the 3 tracked catalogs.

Public exploits

0 found

No public exploits indexed.

Weaknesses

CWE · root cause

Affected 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
Show all 11 references