Hello friends, this script help you to indentify if your os / server is vulnerable to shellshock or not. this script will not work in WIN NT :P ofc
copy script from provided link and save it as "shellshock.py" and execute it. if you want to test server then just upload it there and execute it.
See Screenshot of anonymous os which is old and vulnerable to shellshock vulnerabality.
Pastebin Link : http://pastebin.com/iLavXjUb