Secunia Security Advisory – Luigi Auriemma has reported some vulnerabilities in GEM Engine, which can be exploited by malicious people to cause a DoS (Denial of Service) or to potentially compromise an application using the engine.
You can download this advisory from the following link: https://packetstormsecurity.com/files/download/80355/sa36273.txt
Source: https://packetstormsecurity.com/files/80355/Secunia-Security-Advisory-36273.html