Debian Security Advisory DSA 2620-1 (rails - several vulnerabilities)

Summary
Two vulnerabilities were discovered in Ruby on Rails, a Ruby framework for web application development. CVE-2013-0276 The blacklist provided by the attr_protected method could be bypassed with crafted requests, having an application-specific impact. CVE-2013-0277 In some applications, the +serialize+ helper in ActiveRecord could be tricked into deserializing arbitrary YAML data, possibly leading to remote code execution.
Solution
For the stable distribution (squeeze), these problems have been fixed in version 2.3.5-1.2+squeeze7. We recommend that you upgrade your rails packages.
Insight
Rails is a full-stack, open-source web framework in Ruby for writing real-world applications.
Affected
rails on Debian Linux
Detection
This check tests the installed software version using the apt package manager.
References