Google CTF Quals 2019: GLotto Writeup

Introduction

The Google CTF 2019 Quals happened this week-end and a friend told me about the GLotto web challenge, which seemed really fun. Can you imagine this ? A fun web challenge ! I had a go at it and here's my writeup. The idea is to push an ORDER BY SQL …

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CARPE (DIEM): CVE-2019-0211 Apache Root Privilege Escalation

Introduction

From version 2.4.17 (Oct 9, 2015) to version 2.4.38 (Apr 1, 2019), Apache HTTP suffers from a local root privilege escalation vulnerability due to an out-of-bounds array access leading to an arbitrary function call. The vulnerability is triggered when Apache gracefully restarts (apache2ctl graceful). In …

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