We have been doing vulnerability research and writing exploits since a while and in this page you can find some of the results we have publicly released.
Public Exploits
CVE-2012-0217
https://github.com/alleleintel/exploits/tree/master/CVE-2012-0217
CVE-2012-4576
https://github.com/alleleintel/exploits/tree/master/CVE-2012-4576