Security Bulletin: IBM Cloud Kubernetes Service is affected by a containerd security vulnerability (CVE-2021-30465)

Summary IBM Cloud Kubernetes Service is affected by a security vulnerability found in containerd that could allow certain container configuration requests to actually result in the host filesystem being bind-mounted into the container allowing for a container escape CVE-2021-30465. Vulnerability...

Moderate Photon OS Security Update - PHSA-2021-3.0-0247

Updates of 'calico', 'kubernetes' packages of Photon OS have been released...

CVE-2021-3499

A vulnerability was found in OVN Kubernetes in versions up to and including 0.3.0 where the Egress Firewall does not reliably apply firewall rules when there is multiple DNS rules. It could lead to potentially lose of confidentiality, integrity or availability of a service...

CVE-2021-3499

A vulnerability was found in OVN Kubernetes in versions up to and including 0.3.0 where the Egress Firewall does not reliably apply firewall rules when there is multiple DNS rules. It could lead to potentially lose of confidentiality, integrity or availability of a service...

Design/Logic Flaw

A vulnerability was found in OVN Kubernetes in versions up to and including 0.3.0 where the Egress Firewall does not reliably apply firewall rules when there is multiple DNS rules. It could lead to potentially lose of confidentiality, integrity or availability of a service...

CVE-2021-3499

OVN Kubernetes vulnerability CVE-2021-3499 affects versions up to 0.3.0. The issue is in the Egress Firewall: it does not reliably apply firewall rules when multiple DNS rules are present, potentially impacting confidentiality, integrity, or availability of a service. The connected documents cons...

CVE-2021-3499

A vulnerability was found in OVN Kubernetes in versions up to and including 0.3.0 where the Egress Firewall does not reliably apply firewall rules when there is multiple DNS rules. It could lead to potentially lose of confidentiality, integrity or availability of a service...

CVE-2020-35514

CVE-2020-35514 is an OpenShift vulnerability involving an insecure modification flaw in /etc/kubernetes/kubeconfig. The issue enables an attacker with access to a running container that mounts /etc/kubernetes or local node access to copy the kubeconfig and attempt to add a rogue node to the OpenS...

Moderate: Red Hat Security Advisory: OpenShift Container Platform 4.7.13 bug fix and security update

Red Hat OpenShift Container Platform release 4.7.13 is now available with updates to packages and images that fix several bugs. This release includes a security update for Red Hat OpenShift Container Platform 4.7. Red Hat Product Security has rated this update as having a security impact of...

Kubernetes: Broken link hijacing in https://kubernetes-csi.github.io/docs/drivers.html

Summary : When a web application has any pages, sources, links to external 3rd party services and are broken then the attacker can claim those endpoints to successfully conduct the attack and claim those endpoints on behalf of the target website and impersonate his identity. Steps To Reproduce 1...

olcne security update

helm 3.3.4-2 - Address CVE-2021-27918 coredns 1.7.0-1 - Added Oracle specific build files cri-o 1.18.4-2 - Fix for CVE-2021-27918 1.18.4-1 - Added Oracle Specifile Files for cri-o cri-tools 1.18.0-2 - Address CVE-2021-27918 etcd 3.4.3-1.0.5 - Address CVE-2021-27918 flannel 0.12.0-2 - Address...

olcne security update

coredns 1.7.0-1 - Added Oracle specific build files cri-o 1.18.4-2 - Fix for CVE-2021-27918 1.18.4-1 - Added Oracle Specifile Files for cri-o cri-tools 1.18.0-2 - Address CVE-2021-27918 etcd 3.4.3-1.0.5 - Address CVE-2021-27918 flannel 0.12.0-2 - Address CVE-2021-27918 yq 3.4.0-2 - Address...

Access Restriction Bypass in kube-apiserver

A vulnerability in Kubernetes kube-apiserver could allow node updates to bypass a Validating Admission Webhook and allow unauthorized node updates. The information that is provided to the admission controller could contain old configurations that overwrite values used for validation. Since the...

Security Bulletin: IBM Cloud Kubernetes Service is affected by a Kubernetes API server security vulnerability (CVE-2021-25737)

Summary IBM Cloud Kubernetes Service is affected by a security vulnerability in the Kubernetes API server that could allow a user to redirect pod traffic to private networks on a node CVE-2021-25737 Vulnerability Details CVEID: CVE-2021-25737 Description: Kubernetes could allow a remote...

Weave Net clusters susceptible to MitM attacks via IPv6 rogue router advertisements

Impact An attacker able to run a process as root in a container is able to respond to DNS requests from the host and thereby insert themselves as a fake service. In a cluster with an IPv4 internal network, if IPv6 is not totally disabled on the host via ipv6.disable=1 on the kernel cmdline, it wi...

GHSA-Q8Q8-93CV-V6H8 Lookup function information discolosure in helm

The Helm core maintainers have identified an information disclosure vulnerability in Helm 3.0.0-3.1.2. Impact lookup is a Helm template function introduced in Helm v3. It is able to lookup resources in the cluster to check for the existence of specific resources and get details about them. This c...

Important: Red Hat Security Advisory: OpenShift Container Platform 4.5.40 security and bug fix update

Red Hat OpenShift Container Platform release 4.5.40 is now available with updates to packages and images that fix several bugs. 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...

Important: Red Hat Security Advisory: OpenShift Container Platform 4.6.30 packages and security update

Red Hat OpenShift Container Platform release 4.6.30 is now available with updates to packages and images that fix several bugs and add enhancements. This release includes a security update for Red Hat OpenShift Container Platform 4.6. Red Hat Product Security has rated this update as having a...

GHSA-C3XM-PVG7-GH7R mount destinations can be swapped via symlink-exchange to cause mounts outside the rootfs

Summary runc 1.0.0-rc94 and earlier are vulnerable to a symlink exchange attack whereby an attacker can request a seemingly-innocuous container configuration that actually results in the host filesystem being bind-mounted into the container allowing for a container escape. CVE-2021-30465 has been...

mount destinations can be swapped via symlink-exchange to cause mounts outside the rootfs

Summary runc 1.0.0-rc94 and earlier are vulnerable to a symlink exchange attack whereby an attacker can request a seemingly-innocuous container configuration that actually results in the host filesystem being bind-mounted into the container allowing for a container escape. CVE-2021-30465 has been...