New RoR 2.x, 3.x exploit

Maros Zatko mzatko at redhat.com
Thu Jan 10 15:38:03 UTC 2013


On 01/10/2013 12:15 PM, Jozef Zigmund wrote:
> "This module exploits a remote code execution vulnerability in the XML
> request processor of the Ruby on Rails application framework. This
> vulnerability allows an attacker to instantiate a remote object, which
> in turn can be used to execute any ruby code remotely in the context of
> the application." - from exploit's code [1]
>
> All description and all paths for exploitation: [2]
>
> Sum up all current RoR exploits: [3]
>
> [1] -
> https://github.com/rapid7/metasploit-framework/blob/master/modules/exploits/multi/http/rails_xml_yaml_code_exec.rb
>
> [2] -
> https://community.rapid7.com/community/metasploit/blog/2013/01/09/serialization-mischief-in-ruby-land-cve-2013-0156?x=1
>
> [3] -
> http://ronin-ruby.github.com/blog/2013/01/09/rails-pocs.html
>
> --
> Jozef
>
>
The patches [1] are on the way.

[1] - 
https://groups.google.com/forum/?fromgroups=#!topic/rubyonrails-security/61bkgvnSGTQ


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