National Cyber Awareness System

Vulnerability Summary for CVE-2013-0156

Overview

active_support/core_ext/hash/conversions.rb in Ruby on Rails before 2.3.15, 3.0.x before 3.0.19, 3.1.x before 3.1.10, and 3.2.x before 3.2.11 does not properly restrict casts of string values, which allows remote attackers to conduct object-injection attacks and execute arbitrary code, or cause a denial of service (memory and CPU consumption) involving nested XML entity references, by leveraging Action Pack support for (1) YAML type conversion or (2) Symbol type conversion.

Impact

CVSS Severity (version 2.0):

CVSS Version 2 Metrics:

References to Advisories, Solutions, and Tools

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US-CERT Vulnerability Note: VU#628463

Name: VU#628463

Hyperlink:http://www.kb.cert.org/vuls/id/628463

US-CERT Vulnerability Note: VU#380039

Name: VU#380039

Hyperlink:http://www.kb.cert.org/vuls/id/380039

External Source: MLIST

Name: [rubyonrails-security] 20130108 Multiple vulnerabilities in parameter parsing in Action Pack (CVE-2013-0156)

Type: Advisory

Hyperlink:https://groups.google.com/group/rubyonrails-security/msg/c1432d0f8c70e89d?dmode=source&output=gplain

External Source: MISC

Name: https://community.rapid7.com/community/metasploit/blog/2013/01/09/serialization-mischief-in-ruby-land-cve-2013-0156

Hyperlink:https://community.rapid7.com/community/metasploit/blog/2013/01/09/serialization-mischief-in-ruby-land-cve-2013-0156

External Source: MISC

Name: http://www.insinuator.net/2013/01/rails-yaml/

Hyperlink:http://www.insinuator.net/2013/01/rails-yaml/

External Source: DEBIAN

Name: DSA-2604

Hyperlink:http://www.debian.org/security/2013/dsa-2604

External Source: CONFIRM

Name: http://weblog.rubyonrails.org/2013/1/28/Rails-3-0-20-and-2-3-16-have-been-released/

Hyperlink:http://weblog.rubyonrails.org/2013/1/28/Rails-3-0-20-and-2-3-16-have-been-released/

External Source: REDHAT

Name: RHSA-2013:0155

Hyperlink:http://rhn.redhat.com/errata/RHSA-2013-0155.html

External Source: REDHAT

Name: RHSA-2013:0154

Hyperlink:http://rhn.redhat.com/errata/RHSA-2013-0154.html

External Source: REDHAT

Name: RHSA-2013:0153

Hyperlink:http://rhn.redhat.com/errata/RHSA-2013-0153.html

External Source: APPLE

Name: APPLE-SA-2013-03-14-1

Hyperlink:http://lists.apple.com/archives/security-announce/2013/Mar/msg00002.html

External Source: MISC

Name: http://ics-cert.us-cert.gov/advisories/ICSA-13-036-01A

Hyperlink:http://ics-cert.us-cert.gov/advisories/ICSA-13-036-01A