A Questionable Journey From XSS to RCE

Remote Code Execution (RCE)

As many of you reading this probably already know, in mid April, a good friend of mine (@Daley) and I located a Remote Code Execution vulnerability in EA’s Origin client (CVE-2019-11354). Today I’m going to go in depth on how we discovered this vulnerability, along with a couple others we needed to chain along the way ;pp