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Test ID:1.3.6.1.4.1.25623.1.0.702604
Category:Debian Local Security Checks
Title:Debian Security Advisory DSA 2604-1 (rails - insufficient input validation)
Summary:It was discovered that Rails, the Ruby web application development;framework, performed insufficient validation on input parameters,;allowing unintended type conversions. An attacker may use this to;bypass authentication systems, inject arbitrary SQL, inject and;execute arbitrary code, or perform a DoS attack on the application.
Description:Summary:
It was discovered that Rails, the Ruby web application development
framework, performed insufficient validation on input parameters,
allowing unintended type conversions. An attacker may use this to
bypass authentication systems, inject arbitrary SQL, inject and
execute arbitrary code, or perform a DoS attack on the application.

Affected Software/OS:
rails on Debian Linux

Solution:
For the stable distribution (squeeze), this problem has been fixed in
version 2.3.5-1.2+squeeze4.1.

For the testing distribution (wheezy) and unstable distribution (sid),
this problem will be fixed soon.

We recommend that you upgrade your rails packages.

CVSS Score:
7.5

CVSS Vector:
AV:N/AC:L/Au:N/C:P/I:P/A:P

Cross-Ref: Common Vulnerability Exposure (CVE) ID: CVE-2013-0156
http://lists.apple.com/archives/security-announce/2013/Mar/msg00002.html
CERT/CC vulnerability note: VU#380039
http://www.kb.cert.org/vuls/id/380039
CERT/CC vulnerability note: VU#628463
http://www.kb.cert.org/vuls/id/628463
Debian Security Information: DSA-2604 (Google Search)
http://www.debian.org/security/2013/dsa-2604
http://ics-cert.us-cert.gov/advisories/ICSA-13-036-01A
http://www.insinuator.net/2013/01/rails-yaml/
https://community.rapid7.com/community/metasploit/blog/2013/01/09/serialization-mischief-in-ruby-land-cve-2013-0156
https://groups.google.com/group/rubyonrails-security/msg/c1432d0f8c70e89d?dmode=source&output=gplain
RedHat Security Advisories: RHSA-2013:0153
http://rhn.redhat.com/errata/RHSA-2013-0153.html
RedHat Security Advisories: RHSA-2013:0154
http://rhn.redhat.com/errata/RHSA-2013-0154.html
RedHat Security Advisories: RHSA-2013:0155
http://rhn.redhat.com/errata/RHSA-2013-0155.html
CopyrightCopyright (C) 2013 Greenbone Networks GmbH http://greenbone.net

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