Posted by Jens Müller on Jan 30

TL;DR: In the scope of academic research on printer security, various
vulnerabilities in network printers and MFPs have been discovered. This
is advisory 2 of 6 of the `Hacking Printers’ series. Each advisory
discusses multiple issues of the same category. This post is about
accessing a printers file system through ordinary PostScript or PJL
based print jobs — since decades a documented feature of both
languages. The attack can be…