Important Photon OS Security Update - PHSA-2020-0325

Updates of 'cifs-utils', 'go', 'kubernetes', 'libxml2' packages of Photon OS have been released...

kubernetes:yaml_FuzzSigYaml: Segv on unknown address with empty stacktrace

Detailed Report: https://oss-fuzz.com/testcase?key=4894792369307648 Project: kubernetes Fuzzing Engine: libFuzzer Fuzz Target: yamlFuzzSigYaml Job Type: libfuzzerasankubernetes Platform Id: linux Crash Type: Segv on unknown address Crash Address: Crash State: NULL Sanitizer: address ASAN Crash...

TeamTNT Gains Full Remote Takeover of Cloud Instances

The TeamTNT cybercrime gang is back, attacking Docker and Kubernetes cloud instances by abusing a legitimate cloud-monitoring tool called Weave Scope, according to researchers. The open-source Weave Scope “provides a top down view into your app as well as your entire infrastructure, and allows yo...

Important: Red Hat Security Advisory: OpenShift Container Platform 4.3.35 jenkins-2-plugins security update

An update for jenkins-2-plugins is now available for Red Hat OpenShift Container Platform 4.3. 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...

Cybercriminals Are Using Legit Cloud Monitoring Tools As Backdoor

A cybercrime group that has previously struck Docker and Kubernetes cloud environments has evolved to repurpose genuine cloud monitoring tools as a backdoor to carry out malicious attacks, according to new research. "To our knowledge, this is the first time attackers have been caught using...

Cybercriminals Are Using Legit Cloud Monitoring Tools As Backdoor

A cybercrime group that has previously struck Docker and Kubernetes cloud environments has evolved to repurpose genuine cloud monitoring tools as a backdoor to carry out malicious attacks, according to new research. "To our knowledge, this is the first time attackers have been caught using...

Kubernetes < 1.15.10 / 1.16.x < 1.16.7 / 1.17.x < 1.17.3 DoS

The version of Kubernetes installed on the remote host is a version prior to 1.13.10, or 1.14.x prior to 1.14.6, or 1.15.x prior to 1.15.3. It is, therefore, affected by a denial of service vulnerability Note that Nessus has not attempted to exploit these issues but has instead relied only on the...

RHEL 7 : OpenShift Container Platform 4.4.20 jenkins-2-plugins (RHSA-2020:3625)

The remote Redhat Enterprise Linux 7 host has a package installed that is affected by multiple vulnerabilities as referenced in the RHSA-2020:3625 advisory. Red Hat OpenShift Container Platform is Red Hat's cloud computing Kubernetes application platform solution designed for on-premise or privat...

Denial of Service in grpc-ts-health-check

Versions of grpc-ts-health-check prior to 2.0.0 are vulnerable to Denial of Service. The package exposes an API endpoint that may allow attackers to set the service's health status to failing. This can lead to Denial of Service as Kubernetes blocks traffic to services with a failing status...

GHSA-M86M-5M44-PC93 Denial of Service in grpc-ts-health-check

Versions of grpc-ts-health-check prior to 2.0.0 are vulnerable to Denial of Service. The package exposes an API endpoint that may allow attackers to set the service's health status to failing. This can lead to Denial of Service as Kubernetes blocks traffic to services with a failing status...

Kubernetes: kubeadm logs tokens before deleting them

Report Submission Form Summary: kubeabdm's delete command takes as input either a bootstrap token ID, or a full token. Before determining whether the input is just an id or a full token, kubeadm logs the input using klog. If the deletion fails, the token would remain valid. An attacker who has...

Moderate: Red Hat Security Advisory: OpenShift Container Platform 4.4.19 openshift-enterprise-hyperkube-container security update

An update for openshift-enterprise-hyperkube-container is now available for Red Hat OpenShift Container Platform 4.4. Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity...

Moderate: Red Hat Security Advisory: OpenShift Container Platform 4.4.19 openshift security update

An update for openshift is now available for Red Hat OpenShift Container Platform 4.4. Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each...

kubernetes: Node disk DOS by writing to container /etc/hosts

A flaw was found in Kubernetes, where the amount of disk space the /etc/hosts file can use is unconstrained . This flaw can allow attacker-controlled pods to cause a denial of service if they have permission to write to the node's /etc/hosts file...

RHEL 7 / 8 : OpenShift Container Platform 4.4.19 openshift (RHSA-2020:3579)

The remote Redhat Enterprise Linux 7 / 8 host has a package installed that is affected by a vulnerability as referenced in the RHSA-2020:3579 advisory. Red Hat OpenShift Container Platform is Red Hat's cloud computing Kubernetes application platform solution designed for on-premise or private clo...

olcne conmon coredns cri-o cri-tools etcd flannel grafana helm istio kata kata-agent kata-image kata-ksm-throttler kata-proxy kata-runtime kata-shim kubernetes kubernetes-cni kubernetes-cni-plugins kubernetes-dashboard prometheus yq security update

olcne 1.1.5-2 - kubernetes pod subnet flag not honored in flannel configuration 1.1.5-1 - Address CVE-2020-16845 conmon 2.0.10-3 - Address CVE-2020-16845 coredns 1.6.5-1.0.3 - Address CVE-2020-16845 cri-o 1.17.0-1.0.5 - Address CVE-2020-16845 cri-tools 1.17.0-1.0.2 - Address CVE-2020-16845...

coredns cri-o cri-tools etcd flannel kata kata-agent kata-image kata-ksm-throttler kata-proxy kata-runtime kata-shim kubernetes kubernetes-cni kubernetes-cni-plugins kubernetes-dashboard olcne yq security update

coredns 1.3.1-1.0.6 - Address CVE-2020-16845 1.3.1-1.0.5 - Fix image location cri-o 1.14.7-1.0.8 - Address CVE-2020-16845 cri-tools 1.14.0-1.0.6 - Address CVE-2020-16845 etcd 3.3.10-1.0.5 - Address CVE-2020-16845 3.3.10-1.0.4 - Fix image location flannel 0.10.0-2.1.12 - Address CVE-2020-16845...

Oracle Linux 7 : olcne / conmon / coredns / cri-o / cri-tools / etcd / flannel / grafana / helm / istio / kata / kata-agent / kata-image / kata-ksm-throttler / kata-proxy / kata-runtime / kata-shim / kubernetes / kubernetes-cni / kubernetes-cni-plugins / kubernetes-dashboard / prometheus / yq (ELSA-2020-5827)

The remote Oracle Linux 7 host has packages installed that are affected by a vulnerability as referenced in the ELSA-2020-5827 advisory. - Address CVE-2020-16845 conmon - Address CVE-2020-16845 coredns - Address CVE-2020-16845 cri-o - Address CVE-2020-16845 cri-tools - Address CVE-2020-16845 -...

Kubernetes: exposed Git Repo at http://api.e2e-kops-aws-canary.test-cncf-aws.canary.k8s.io/.git/

Dear Security team, If this report is out of scope, please let me know and I will close the report myself I found a git repository on http://api.e2e-kops-aws-canary.test-cncf-aws.canary.k8s.io/.git/.git. This endpoint allows an attacker to retrieve much of the source code and git history for this...

Basics of Keeping Kubernetes Clusters Secure Part 1

With Kubernetes’ popularity and high adoption rates, its security should always be prioritized. We provide vital tips and recommendations on keeping the master node, the API server, etcd, RBAC, and network policies secure...