Filling in the Blanks: Exploiting Null Byte Buffer Overflow for a $40,000 Bounty

On June 11th, 2024, we discovered a set of vulnerabilities in Kia vehicles that allowed remote control over key functions using only a license plate. These attacks could be executed remotely on any hardware-equipped vehicle in about 30 seconds, regardless of whether it had an active Kia Connect subscription.

Two years ago, something very strange happened to me while working from my home network. I was exploiting a blind XXE vulnerability that required an external HTTP server to smuggle out files, so I spun up an AWS box and ran a simple Python webserver to receive the traffic from the vulnerable server.

Between March 2023 and May 2023, we identified multiple security vulnerabilities within points.com, the backend provider for a significant portion of airline and hotel rewards programs. These vulnerabilities would have enabled an attacker to access sensitive customer account information, including names, billing addresses, redacted credit card...

While we were visiting the University of Maryland, we came across a fleet of electric scooters scattered across the campus and couldn't resist poking at the scooter's mobile app. To our surprise, our actions caused the horns and headlights on all of the scooters to turn on and stay on for 15 minutes straight.

On August 24th, 2022, we reported a vulnerability to Netlify affecting their Next.js "netlify-ipx" repository which would allow an attacker to achieve persistent cross-site scripting and full-response server side request forgery on any website out of the box.