Your precious printer might seem innocuous but, in reality, it could be a ticking time bomb just waiting for some hacker to trigger it. Oh, and we mean that not just figuratively, but literally as well — they could actually be caused to burst into flames by some ne'er-do-well half-way around the globe. Of course, the potential doesn't end at remote arson, an attacker could easily gain access to a network or steal documents, and hijacking the lowly device would require little more than printi…