kubolt

Wat? Kubolt is simple utility for scanning public unauthinticated kubernetes clusters and run commands inside containers Why? Sometimes, the kubelet port 10250 is open to unauthorized access and makes it possible to run commands inside the containers using getrun function from kubelet: // getRun...

CVE-2024-10220-Kubernetes-gitRepo-Volume-Vulnerability

CVE-2024-10220-Kubernetes-gitRepo-Volume-Vulnerability By Mark Mallia Containerization and the Power of Automation Containerization is the backbone of modern application delivery: it bundles an entire runtime stack into a single, immutable image that can be rolled out on any host in a cluster...

cve-2024-10220-test

CVE-2024-10220 Test Repository This repository is used for testing CVE-2024-10220 Kubernetes gitRepo volume vulnerability as part of HPC security research at the University of Central Oklahoma. WARNING: This repository contains a malicious Git hook for controlled security testing. Do not use in...

CVE-2020-10749

CVE-2020-10749 CVE-2020-10749 PoC Kubernetes MitM attacks via IPv6 rogue router advertisements For educational purposes only Requirements Kubernetes cluster with the following kubelet version kubelet v1.18.0-v1.18.3 kubelet v1.17.0-v1.17.6 kubelet mtu 1450 state UP inet6...

CVE-2022-23648-POC

PoC for CVE-2022-23648 This is a proof of concept for @fel1x's CVE-2022-23648. Disclosure info here, CVE info here and a blog with some more information and mitigation ideas here. The Containerfile has the info. needed, and you can change the target of the VOLUME to try out different paths. Easie...

ZigRaceExploit

CVE-2021-25741 — TOCTOU Symlink Race Exploit in Zig Educational exploit of the TOCTOU Time Of Check, Time Of Use race condition behind CVE-2021-25741, a vulnerability in the Kubernetes kubelet. The project demonstrates locally without a K8s cluster how a concurrent symlink swap can bypass a path...

CVE-2020-8559

Kubernetes CVE-2020-8559 Proof of Concept PoC Exploit This is for demonstration purposes only. Only for use on systems you are authorized to preform administrative actions on and are authorized to exploit CVE-2020-8559 on This is a PoC for CVE-2020-8559 This vulnerability allows an attacker who h...

POC-2020-8559

POC-2020-8559 Exploit for CVE-2020-8559. We steal all the connections to the kubelet using iptables then rewrite the 101 or 302 responses to 307. The 101s are for modern Kubernetes versions, the 302s are for older ones. We don't have access to the kube-apiserver's x509 cert, so kubelet webhook au...

CLEANSTART-2025-SV39817 Kubernetes kubelet component in versions 1

Security vulnerability affects the k3s package. The Kubernetes kubelet component in versions 1...

subpath-exploit

Sample Kubernetes Escape via CVE-2017-1002101 Description After hearing about the issue and following this guide, I wanted to explore things a bit more. This repo contains a couple pod deployments and helper shell scripts that demonstrate the attack mechanism in the simplest way possible so that...

CLEANSTART-2026-BX77379 security issue was discovered in Kubernetes where a large number of container checkpoint requests made to the unauthenticated kubelet read-only HTTP endpoint may cause a Node Denial of Service by f...

Security vulnerability affects the nodetaint package. A security issue was discovered in Kubernetes where a large number of container checkpoint requests made to the unauthenticated kubelet read-only HTTP endpoint may cause a Node Denial of Service by filling the Node's disk...

CLEANSTART-2026-VQ89371 security issue was discovered in Kubelet that allows pods to bypass the seccomp profile enforcement

Security vulnerability affects the nodetaint package. A security issue was discovered in Kubelet that allows pods to bypass the seccomp profile enforcement...

CLEANSTART-2026-KJ76524 Kubernetes kubelet component allows arbitrary command execution via specially crafted gitRepo volumes

Security vulnerability affects the nodetaint package. The Kubernetes kubelet component allows arbitrary command execution via specially crafted gitRepo volumes...

CVE-2021-25741

About It's exploit for CVE-2021-25741 vulnerability. This vulnerability allows to mount Node filesystem inside of new POD with read-write privileges. You can read more about the vulnerability here: https://security.googleblog.com/2021/12/exploring-container-security-storage.html I'm not author of...

Symlink Attack

Overview Affected versions of this package are vulnerable to Symlink Attack via the subPath symlink resolver in the Windows kubelet. An attacker can obtain the NetNTLMv2 hash of the account running kubelet by supplying a pod volumeMount subPath that is a symbolic link to an attacker-controlled UN...

EUVD-2026-110500

An NTLM coercion vulnerability exists on Windows nodes when the subPath supplied in a pod's volumeMounts is set to a symbolic link that points to an attacker-controlled network share. When a kubelet resolves symlinks, it does not reject a target that resolves to a UNC path. As a result, the kubel...

CVE-2026-76654

An NTLM coercion vulnerability exists on Windows nodes when the subPath supplied in a pod's volumeMounts is set to a symbolic link that points to an attacker-controlled network share. When a kubelet resolves symlinks, it does not reject a target that resolves to a UNC path. As a result, the kubel...

CVE-2026-76654

An NTLM coercion vulnerability exists on Windows nodes when the subPath supplied in a pod's volumeMounts is set to a symbolic link that points to an attacker-controlled network share. When a kubelet resolves symlinks, it does not reject a target that resolves to a UNC path. As a result, the kubel...

CVE-2026-76654 Subpath symlinking on Windows nodes permits NTLM coercion

An NTLM coercion vulnerability exists on Windows nodes when the subPath supplied in a pod's volumeMounts is set to a symbolic link that points to an attacker-controlled network share. When a kubelet resolves symlinks, it does not reject a target that resolves to a UNC path. As a result, the kubel...

CVE-2026-76654

An NTLM coercion vulnerability exists on Windows nodes when the subPath supplied in a pod's volumeMounts is set to a symbolic link that points to an attacker-controlled network share. When a kubelet resolves symlinks, it does not reject a target that resolves to a UNC path. As a result, the kubel...