CVE-2021-25741

概要 Betep0k/CVE-2021-25741/fork をフォークしたものですが、そのイメージは役に立たず、metarget でテストしています。...

ZigRaceExploit

CVE-2021-25741 — Zig中的TOCTOU符号链接竞态利用 关于TOCTOU（检查时间，使用时间）竞态条件的教育性利用，它是CVE-2021-25741的根源，该漏洞存在于Kubernetes kubelet中。 该项目在本地（无需K8s集群）演示了并发符号链接交换如何能够绕过lstat和open之间的路径检查，并证明带有RESOLVE标志的openat2是解决方案。 目录 问题 利用的工作原理 代码架构 前提条件 构建 使用 本地Docker测试 openat与openat2对比 调整TOCTOU延迟 在真实Kubernetes节点上测试 预期结果 代码解释...

RHCOS 4 : OpenShift Container Platform 4.6.46 (RHSA-2021:3642)

The remote Red Hat Enterprise Linux CoreOS 4 host has a package installed that is affected by a vulnerability as referenced in the RHSA-2021:3642 advisory. - kubernetes: Symlink exchange can allow host filesystem access CVE-2021-25741 Note that Nessus has not tested for this issue but has instead...

RHCOS 4 : OpenShift Container Platform 4.8.13 (RHSA-2021:3631)

The remote Red Hat Enterprise Linux CoreOS 4 host has a package installed that is affected by a vulnerability as referenced in the RHSA-2021:3631 advisory. - kubernetes: Symlink exchange can allow host filesystem access CVE-2021-25741 Note that Nessus has not tested for this issue but has instead...

RHCOS 3 : OpenShift Container Platform 3.11.524 (RHSA-2021:3646)

The remote Red Hat Enterprise Linux CoreOS 3 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2021:3646 advisory. - kubernetes: Symlink exchange can allow host filesystem access CVE-2021-25741 Note that Nessus has not tested for this issue but has instead...

CVE-2021-25741 affecting package kubernetes-1.21.2 1.21.2-7

CVE-2021-25741 affecting package kubernetes-1.21.2 1.21.2-7. No patch is available currently...

CVE-2021-25741 affecting package kubernetes-1.21.1 1.21.1-7

CVE-2021-25741 affecting package kubernetes-1.21.1 1.21.1-7. No patch is available currently...

CVE-2021-25741 affecting package kubernetes-1.20.7 1.20.7-9

CVE-2021-25741 affecting package kubernetes-1.20.7 1.20.7-9. No patch is available currently...

CVE-2021-25741 affecting package kubernetes-1.20.9 1.20.9-7

CVE-2021-25741 affecting package kubernetes-1.20.9 1.20.9-7. No patch is available currently...

CVE-2021-25741 affecting package kubernetes-1.19.13 1.19.13-5

CVE-2021-25741 affecting package kubernetes-1.19.13 1.19.13-5. No patch is available currently...

CVE-2021-25741 affecting package kubernetes-1.19.11 1.19.11-7

CVE-2021-25741 affecting package kubernetes-1.19.11 1.19.11-7. No patch is available currently...

RHEL 7 / 8 : OpenShift Container Platform 4.6.46 (RHSA-2021:3642)

The remote Redhat Enterprise Linux 7 / 8 host has a package installed that is affected by a vulnerability as referenced in the RHSA-2021:3642 advisory. Red Hat OpenShift Container Platform is Red Hat's cloud computing Kubernetes application platform solution designed for on-premise or private clo...

RHEL 7 / 8 : OpenShift Container Platform 4.7.32 (RHSA-2021:3635)

The remote Redhat Enterprise Linux 7 / 8 host has a package installed that is affected by a vulnerability as referenced in the RHSA-2021:3635 advisory. Red Hat OpenShift Container Platform is Red Hat's cloud computing Kubernetes application platform solution designed for on-premise or private clo...

Security Bulletin: Security Vulnerabilities affect IBM Cloud Private - Kubernetes (CVE-2021-25741)

Summary Security Vulnerabilities affect IBM Cloud Private - Kubernetes Vulnerability Details CVEID: CVE-2021-25741 DESCRIPTION: Kubernetes could allow a remote authenticated attacker to bypass security restrictions, caused by a symlink exchange flaw in kubelet. By sending a specially-crafted...

Security Bulletin: A vulnerability in Kubernetes affects IBM InfoSphere Information Server

Summary A vulnerability in Kubernetes that is used by IBM InfoSphere Information Server was addressed. Vulnerability Details CVEID:CVE-2021-25741 DESCRIPTION: Kubernetes could allow a remote authenticated attacker to bypass security restrictions, caused by a symlink exchange flaw in kubelet. By...

Exploit for Improper Input Validation in Kubernetes

About It's exploit for CVE-2021-25741 vulnerability. This vu...

CVE-2021-25741 affecting package kubernetes 1.22.4-3

CVE-2021-25741 affecting package kubernetes 1.22.4-3. A patched version of the package is available...

Security fix for the ALT Linux 10 package kubernetes version 1.22.4-alt1

Dec. 2, 2021 Mikhail Gordeev 1.22.4-alt1 - 1.22.4 - Fixes: CVE-2021-25741...

Security Bulletin: Red Hat OpenShift on IBM Cloud is affected by a Kubernetes kubelet security vulnerability (CVE-2021-25741)

Summary Red Hat OpenShift on IBM Cloud is affected by a Kubernetes kubelet security vulnerability that could allow host path like access without use of the hostPath feature, thus bypassing the restriction CVE-2021-25741. Vulnerability Details CVEID: CVE-2021-25741 Description: Kubernetes could...

olcne istio istio kubernetes security update

olcne 1.3.2-2 - Turn off default PodDisruptionBudget in istio template to unblock kubernetes module upgrade - Update Kubernetes version to 1.20.11 to address CVE-2021-25741 - Update Istio to 1.9.8, 1.10.4 to address CVE-2021-32777, CVE-2021-32778, CVE-2021-32779, CVE-2021-32780 & CVE-2021-32781 -...