If you don't know the sudo password, and want to run a script which needs sudo, run a "magic script" and wait for the real sudo user to log in and run sudo. Then the magic script uses this vulnerability to give you sudo rights.
Reshared post from +Ryan Castellucci
One of my coworkers informed me this morning that I am credited on CVE-2013-1776.
More details: http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=701839
PoC exploit: https://gist.github.com/ryancdotorg/5136278
Todd Miller Sudo CVE-2013-1776 Local Security Bypass Vulnerability
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