Category: Exploitation

15 articles
Date Tue 14 October 2025
Author Robin Bastide
Category Exploitation

This article details two bugs discovered in the NVIDIA Linux Open GPU Kernel Modules and demonstrates how they can be exploited. The bugs can be triggered by an attacker controlling a local unprivileged process. Their security implications were confirmed via a proof of concept that achieves kernel read and write primitives.

Date Tue 11 February 2025
Author Gwaby
Category Exploitation

In this blog post we explain the consequences of asking our R&D boss for a Steam Deck as a Christmas gift. It involves a couple of vulnerabilities, limited primitives, challenging exploitation and a long disclosure process.

Date Tue 30 July 2024
Author Tom Mansion
Category Exploitation

This is a writeup of a heap pwn challenge at HitconCTF Qualifiers 2024, which explains some glibc malloc internals and some heap exploitation tricks that can be used for getting a shell!

Date Fri 23 June 2023
Author Gwaby
Category Exploitation

In this blog post we'll see a technique to gain code execution in SMM from a very limited write primitive.

Date Tue 07 February 2023
Author Kevin Minacori
Category Exploitation

This blog post presents a post-exploitation approach to inject code into KeePass without process injection. It is performed by abusing the cache resulting from the compilation of PLGX plugin.

Date Tue 30 August 2022
Author Célian Glénaz
Category Exploitation

This article introduces a kind of eBPF program that may be used to monitor userspace programs. It first introduces you to eBPF and uprobes and then explores the flaws that we found in uprobes.

Date Fri 16 October 2020
Author Francisco Falcon
Category Exploitation

This blog post analyzes the vulnerability known as "Bad Neighbor" or CVE-2020-16898, a stack-based buffer overflow in the IPv6 stack of Windows, which can be remotely triggered by means of a malformed Router Advertisement packet.

Date Mon 15 July 2019
Author Francisco Falcon
Category Exploitation

On September 2018, FreeBSD published the security advisory FreeBSD-SA-18:12, fixing a kernel memory disclosure vulnerability affecting all the supported versions of this operating system.

Date Tue 02 May 2017
Author Francisco Falcon
Category Exploitation

On February 9, 2017, Natalie Silvanovich from Google Project Zero unrestricted access to P0's issue #983 [1], titled "Microsoft Edge: Use-after-free in TypedArray.sort", which got assigned CVE-2016-7288 and was patched as part of Microsoft security bulletin MS16-145 [2] during December 2016. In this blog post we discuss how I managed to exploit this UAF issue to obtain remote code execution on MS Edge.

Date Thu 04 August 2016
Authors Jérémie Boutoille, Gabriel Campana
Category Exploitation

This is the last part of our blogpost series about Xen security [1] [2]. This time we write about a vulnerability we found (XSA-182) [0] (CVE-2016-6258) and his exploitation on Qubes OS [3] project.