An issue was discovered in SeaCMS <=12.9 which allows remote attackers to execute arbitrary code via admin_ping.php.

Understanding Windows x64 Assembly

This is not a tutorial for absolute beginners on how to get started with programming assembly, or a “assembly for dummies” guide. Rather, it is a set of notes and observations I have made while on my own journey into the Microsoft x64 calling conventions that I hope will be useful to others who attempt the same path. Especially since there seems to a dearth of useful information out there regarding some of the stumbling blocks I've come across.