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USN-146-1: Ruby vulnerability

29 June 2005

Ruby vulnerability

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Releases

Details

Nobuhiro IMAI discovered that the changed default value of the
Module#public_instance_methods() method broke the security protection
of XMLRPC server handlers. A remote attacker could exploit this to
execute arbitrary commands on an XMLRPC server.

Reduce your security exposure

Ubuntu Pro provides ten-year security coverage to 25,000+ packages in Main and Universe repositories, and it is free for up to five machines.

Learn more about Ubuntu Pro

Update instructions

The problem can be corrected by updating your system to the following package versions:

Ubuntu 5.04
  • libxmlrpc-ruby1.8 -
  • ruby1.8 -
Ubuntu 4.10
  • libxmlrpc-ruby1.8 -
  • ruby1.8 -

In general, a standard system update will make all the necessary changes.

References