Security Bulletin: Multiple Security Vulnerabilities affect IBM Cloud Private Kubernetes

Summary Multiple Security Vulnerabilities affect IBM Cloud Private Kubernetes Vulnerability Details CVEID: CVE-2019-9513 DESCRIPTION: Multiple vendors are vulnerable to a denial of service, caused by a Resource Loop attack. By creating multiple request streams and continually shuffling the priori...

Security Bulletin: A Security Vulnerability affects IBM Cloud Private Kubernetes (CVE-2019-11248)

Summary A security vulnerability affects IBM Cloud Private Kubernetes Vulnerability Details CVEID: CVE-2019-11248 DESCRIPTION: Kubernetes could allow a remote attacker to obtain sensitive information, caused by the exposure of the debugging endpoint /debug/pprof by default on Kubelet healthz port...

Security Bulletin: Security Vulnerabilities affect IBM Cloud Private Kubernetes (CVE-2019-11247, CVE-2019-11249)

Summary Security Vulnerabilities affect IBM Cloud Private Kubernetes Vulnerability Details CVEID: CVE-2019-11247 DESCRIPTION: Kubernetes could allow a remote authenticated attacker to gain unauthorized access to the system, caused by an error in the API server. By sending a specially crafted...

Security Bulletin: A Security Vulnerability affects IBM Cloud Private Kubernetes (CVE-2019-11250)

Summary A security vulnerability affects IBM Cloud Private Kubernetes Vulnerability Details CVEID: CVE-2019-11250 DESCRIPTION: Kubernetes could allow a remote attacker to obtain sensitive information, caused by storing credentials in the log by the client-go library. By sending a specially-crafte...

RHEL 7 / 8 : OpenShift Container Platform 4.1.24 openshift (RHSA-2019:3942)

The remote Redhat Enterprise Linux 7 / 8 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2019:3942 advisory. Red Hat OpenShift Container Platform is Red Hat's cloud computing Kubernetes application platform solution designed for on-premise or private clo...

kubernetes: Schema info written with world-writeable permissions when cached

A flaw was found in kubectl that leaves http-cache files with read/write permissions for any user. In conjunction with a non-default value for --cache-dir, this may lead to the cache content being placed in a location accessible to other users on the system...

Low: Red Hat Security Advisory: OpenShift Container Platform 4.1.24 openshift security update

An update for openshift is now available for Red Hat OpenShift Container Platform 4.1. Red Hat Product Security has rated this update as having a security impact of Low. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each...

Important: Red Hat Security Advisory: OpenShift Container Platform 4.1.24 machine-os-content-container security update

Red Hat OpenShift Container Platform release 4.1.24 is now available with updates to packages and images that fix several bugs and add enhancements. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, whic...

Taking Reputation to Scale: An Iterative Journey with an Agile Approach (Part 2)

In Part 1 of this blog, we shared with you the challenges we had in balancing latency, scalability, and cost for our reputation services. In this blog, we’ll give you some insights into each major iteration along that journey, from the beginning to where we are now. 100 requests per second. Befor...

RHEL 7 : OpenShift Container Platform 3.11 atomic-openshift (RHSA-2019:3905)

The remote Redhat Enterprise Linux 7 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2019:3905 advisory. Red Hat OpenShift Container Platform is Red Hat's cloud computing Kubernetes application platform solution designed for on-premise or privat...

Google Kubernetes has an unspecified vulnerability

Google Kubernetes is a set of open source Docker container cluster management system from the U.S. company Google Google. The system provides resource scheduling, deployment and operation, service discovery and scaling up and down for containerized applications. A security vulnerability exists in...

kubernetes: YAML parsing vulnerable to "Billion Laughs" attack, allowing for remote denial of service

A flaw was found kubernetes. The parsing of YAML manifests by the Kubernetes API server could lead to a denial-of-service attack leaving it vulnerable to an instance of a "billion laughs" attack. The highest threat from this vulnerability is to system availability...

kubernetes: `kubectl cp` allows for arbitrary file write via double symlinks

The Kubernetes kubectl cp command in versions 1.1-1.12, and versions prior to 1.13.11, 1.14.7, and 1.15.4 allows a combination of two symlinks provided by tar output of a malicious container to place a file outside of the destination directory specified in the kubectl cp invocation. This could be...

Important: Red Hat Security Advisory: OpenShift Container Platform 3.11 atomic-openshift security update

An update for atomic-openshift is now available for Red Hat OpenShift Container Platform 3.11. 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...

Unauthorized Access

github.com/kubernetes-csi/external-provisioner, github.com/kubernetes-csi/external-snapshotter and github.com/kubernetes-csi/external-resizer allows unauthorized access to volume data. The VolumeSnapshotDataSource, ExpandCSIVolumes, and VolumePVCDataSource Kubernetes feature gates in kube-apiserv...

Wallarm Launches Support of Envoy Proxy/ Envoy API Protection

Wallarm can protect North-South API in the applications that use Envoy as an alternative Ingress controller at the front end of a Kubernetes cluster. Wallarm can also protect edge traffic and also East-West Envoy API for Service-Mesh and Istio. The post Wallarm Launches Support of Envoy Proxy/...

Multiple Kubernetes Sidecar Containers CVE-2019-11255 Unauthorized Access Vulnerability

Description Multiple Kubernetes Sidecar Containers are prone to an unauthorized access vulnerability. An attacker can exploit this issue to gain unauthorized access and perform unintended actions. This may lead to further attacks. Technologies Affected Kubernetes external-provisioner 0.4.1...

Moderate: Red Hat Security Advisory: OpenShift Container Platform 4.2.4 golang-github-prometheus-prometheus-container security update

An update for golang-github-prometheus-prometheus-container is now available for Red Hat OpenShift Container Platform 4.2. 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 4.2.4 oauth-server-container security update

An update for oauth-server-container is now available for Red Hat OpenShift Container Platform 4.2. 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 f...

Moderate: Red Hat Bug Fix Advisory: OpenShift Container Platform 4.2.4 bug fix update

Red Hat OpenShift Container Platform release 4.2.4 is now available with updates to packages and images that fix several bugs. Red Hat OpenShift Container Platform is Red Hat's cloud computing Kubernetes application platform solution designed for on-premise or private cloud deployments. This...