subpath-exploit

通过 CVE-2017-1002101 实现 Kubernetes 逃逸示例 描述 在了解到这个问题并参考此指南后，我想进一步探索。该仓库包含几个 Pod 部署和辅助 Shell 脚本，以最简单的方式演示了攻击机制，使 Kubernetes 管理员和运维人员能够充分理解其严重性和潜在风险。您必须是已认证用户，或者能够在创建 Pod 时控制其 spec/template，因此这种逃逸不太可能以匿名方式发生，除非与其他攻击（如这个）结合使用。 快速解释 当 Kubelet 挂载卷/密钥/配置映射等时，它会错误地跟随卷内部的符号链接，访问到本应限制范围之外的位置。由于 Kubelet 以 ro...

openSUSE Security Update : kubernetes (openSUSE-2020-554) (Dirty COW)

This update introduces kubernetes version 1.14.1 and cri-o 1.17.1 to Leap 15.1. %NASLMINLEVEL 70300 C Tenable Network Security, Inc. The descriptive text and package checks in this plugin were extracted from openSUSE Security Update openSUSE-2020-554. The text description of this plugin is C SUSE...

Kubernetes 1.3.x < 1.7.14 / 1.8.x < 1.8.9 / 1.9.x < 1.9.4 multiple vulnerabilities

The version of Kubernetes installed on the remote host is version 1.3.x prior to 1.7.14, 1.8.x prior to 1.8.9 or 1.9.x prior to 1.9.4. It is, therefore, affected by multiple vulnerabilities. - An arbitrary file access vulnerability exists in containers using subpath volume mounts. An authenticate...

Fedora 28 : origin (2018-2bfbd27a0b)

Rebase to 3.9 - Security fix for CVE-2017-1002101 and CVE-2017-1002102 Note that Tenable Network Security has extracted the preceding description block directly from the Fedora update system website. Tenable has attempted to automatically clean and format it as much as possible without...

RHEL 7 : Red Hat OpenShift Container Platform (RHSA-2018:0475)

The remote Redhat Enterprise Linux 7 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2018:0475 advisory. - kubernetes: Volume security can be sidestepped with innocent emptyDir and subpath CVE-2017-1002101 - kubernetes: Malicious containers can...

Fedora 27 : kubernetes (2018-16c8fdf9b8)

Update to 1.10.1 Note that Tenable Network Security has extracted the preceding description block directly from the Fedora update system website. Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues. %NASLMINLEVEL 70300 C Tenable...

Oracle Linux 7 : kubernetes (ELSA-2018-4061)

The remote Oracle Linux 7 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2018-4061 advisory. - Ensure that the runtime mounts RO volumes read-only CVE-2017-1002102 - Update Dashboard version to v1.8.3 CVE-2017-1002102 - Fix nested volume mounts...

kubernetes security update

1.9.1-2.1.5 - Production built 1.9.1-2.1.5 - Fix the upgrade version check - Remove w/a from Orabug 27125915 1.9.1-2.1.4.dev - Make sure worker node upgrade properly - Orabug 27649898 1.9.1-2.1.3.dev - Ensure that the runtime mounts RO volumes read-only CVE-2017-1002102 - Update Dashboard version...

CVE-2017-1002101

In Kubernetes versions 1.3.x, 1.4.x, 1.5.x, 1.6.x and prior to versions 1.7.14, 1.8.9 and 1.9.4 containers using subpath volume mounts with any volume type including non-privileged pods, subject to file permissions can access files/directories outside of the volume, including the host's filesyste...

Important: Red Hat Security Advisory: Red Hat OpenShift Container Platform security update

An update is now available for Red Hat OpenShift Container Platform 3.7, 3.6, 3.5, 3.4, and 3.3. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for...

CVE-2017-1002101

It was found that volume security can be sidestepped with innocent emptyDir and subpath. This could give an attacker with access to a pod full control over the node host by gaining access to docker socket...