Fmt.tar.gz contains tutorials in English and German on exploiting local format string vulnerabilities. This is a summary of tutorials from http://community.core-sdi.com/~juliano and includes sample code.
You can download it from the following link: https://packetstormsecurity.com/files/download/26594/fmt.tar.gz
Source: https://packetstormsecurity.com/files/26594/fmt.tar.gz.html