After upgrading to Ubuntu 18.04, I ran into an issue (or possibly a feature) causing the active audio input / output devices to revert to a device of the system's choosing after a power cycle.

A write-up of the challenges completed by the Manchester Grey Hats CTF team during the 2018 Mitre STEM Cyber Challenge CTF.

OverviewNode is a machine focused around some of the newer technologies being utilised within web development; specifically Node.js, Express.js and mongodb. Initial exploitation and escalation puts a lot of emphasis on enumeration of misconfigurations within the custom software; rather than looking for publicly known exploits.

I took part in a new research project recently, which involved quite a significant amount of reverse engineering; to which Frida came to the rescue. Whilst using it to hook into some obfuscated code, I ran into a few issues, with fixes which weren’t overly obvious.

This week, a denial of service vulnerability within WordPress was disclosed publicly, after the WordPress team refused to acknowledge it as a legitimate bug; despite an attacker being able to single handedly bring down the service.