0CTF2018 Qual MightyDragon PWN Write-up

Introduction

A few days ago, I happened to know that this is a simplified version of Keen Team’s exploit on Hua Wei baseband. Therefore, I decide to take this as a practice for ARM exploitation. This post is based on the write-up from 217[3] and KeenTeam[4]. I will add more reversing engineering details in this post.
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