Executive Summary

Summary
Title rubygem-activesupport security update
Informations
Name RHSA-2013:0202 First vendor Publication 2013-01-28
Vendor RedHat Last vendor Modification 2013-01-28
Severity (Vendor) Critical Revision 01

Security-Database Scoring CVSS v3

Cvss vector : N/A
Overall CVSS Score NA
Base Score NA Environmental Score NA
impact SubScore NA Temporal Score NA
Exploitabality Sub Score NA
 
Calculate full CVSS 3.0 Vectors scores

Security-Database Scoring CVSS v2

Cvss vector : (AV:N/AC:L/Au:N/C:P/I:P/A:P)
Cvss Base Score 7.5 Attack Range Network
Cvss Impact Score 6.4 Attack Complexity Low
Cvss Expoit Score 10 Authentication None Required
Calculate full CVSS 2.0 Vectors scores

Detail

Problem Description:

An updated rubygem-activesupport package that fixes one security issue is now available for Red Hat OpenShift Enterprise 1.0.

The Red Hat Security Response Team has rated this update as having critical security impact. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available from the CVE link in the References section.

2. Relevant releases/architectures:

Red Hat OpenShift Enterprise Infrastructure - noarch Red Hat OpenShift Enterprise Node - noarch

3. Description:

Ruby on Rails is a model–view–controller (MVC) framework for web application development. Active Support provides support and utility classes used by the Ruby on Rails framework.

A flaw was found in the way Active Support performed the parsing of JSON requests by translating them to YAML. A remote attacker could use this flaw to execute arbitrary code with the privileges of a Ruby on Rails application, perform SQL injection attacks, or bypass the authentication using a specially-created JSON request. (CVE-2013-0333)

Red Hat would like to thank Ruby on Rails upstream for reporting this issue. Upstream acknowledges Lawrence Pit of Mirror42 as the original reporter.

All users of Red Hat OpenShift Enterprise are advised to upgrade to this updated package, which resolves this issue. For Red Hat OpenShift Enterprise administrators, the openshift-broker and openshift-console services must be restarted for this update to take effect. Users of OpenShift are advised to update their own applications that are running Ruby on Rails.

4. Solution:

Before applying this update, make sure all previously-released errata relevant to your system have been applied.

This update is available via the Red Hat Network. Details on how to use the Red Hat Network to apply this update are available at https://access.redhat.com/knowledge/articles/11258

5. Bugs fixed (http://bugzilla.redhat.com/):

903440 - CVE-2013-0333 rubygem-activesupport: json to yaml parsing

Original Source

Url : https://rhn.redhat.com/errata/RHSA-2013-0202.html

OVAL Definitions

Definition Id: oval:org.mitre.oval:def:18384
 
Oval ID: oval:org.mitre.oval:def:18384
Title: DSA-2613-1 rails - insufficient input validation
Description: Lawrence Pit discovered that Ruby on Rails, a web development framework, is vulnerable to a flaw in the parsing of JSON to YAML. Using a specially crafted payload attackers can trick the backend into decoding a subset of YAML.
Family: unix Class: patch
Reference(s): DSA-2613-1
CVE-2013-0333
Version: 7
Platform(s): Debian GNU/Linux 6.0
Debian GNU/kFreeBSD 6.0
Product(s): rails
Definition Synopsis:

CPE : Common Platform Enumeration

TypeDescriptionCount
Application 57

Snort® IPS/IDS

Date Description
2014-01-10 Rails JSON to YAML parsing deserialization attempt
RuleID : 25552 - Revision : 4 - Type : SERVER-OTHER

Nessus® Vulnerability Scanner

Date Description
2014-12-15 Name : The remote Gentoo host is missing one or more security-related patches.
File : gentoo_GLSA-201412-28.nasl - Type : ACT_GATHER_INFO
2014-06-13 Name : The remote openSUSE host is missing a security update.
File : openSUSE-2013-106.nasl - Type : ACT_GATHER_INFO
2013-06-05 Name : The remote host is missing a Mac OS X update that fixes several security issues.
File : macosx_SecUpd2013-002.nasl - Type : ACT_GATHER_INFO
2013-03-15 Name : The remote host is missing a Mac OS X update that fixes several security issues.
File : macosx_SecUpd2013-001.nasl - Type : ACT_GATHER_INFO
2013-02-11 Name : The remote Fedora host is missing a security update.
File : fedora_2013-1710.nasl - Type : ACT_GATHER_INFO
2013-02-11 Name : The remote Fedora host is missing a security update.
File : fedora_2013-1745.nasl - Type : ACT_GATHER_INFO
2013-02-05 Name : The remote host is missing an update for OS X Server that fixes two security ...
File : macosx_server_2_2_1.nasl - Type : ACT_GATHER_INFO
2013-01-31 Name : The remote Debian host is missing a security-related update.
File : debian_DSA-2613.nasl - Type : ACT_GATHER_INFO
2013-01-29 Name : The remote Red Hat host is missing a security update.
File : redhat-RHSA-2013-0201.nasl - Type : ACT_GATHER_INFO

Alert History

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Date Informations
2013-01-30 21:19:55
  • Multiple Updates
2013-01-30 17:19:59
  • Multiple Updates
2013-01-30 13:27:24
  • Multiple Updates
2013-01-29 05:19:46
  • First insertion