Debian Security Advisory DSA 748-1 – A vulnerability has been discovered in ruby 1.8 that could allow arbitrary command execution on a server running the ruby xmlrpc server.
You can download this advisory from the following link: https://packetstormsecurity.com/files/download/38600/dsa-748-1.txt
Source: https://packetstormsecurity.com/files/38600/Debian-Linux-Security-Advisory-748-1.html