Improper Restriction of Recursive Entity References in DTDs ('XML Entity Expansion')

Improper input validation in the Kubernetes API server in versions v1.0-1.12 and versions prior to v1.13.12, v1.14.8, v1.15.5, and v1.16.2 allows authorized users to send malicious YAML or JSON payloads, causing the API server to consume excessive CPU or memory, potentially crashing and becoming...

Kubernetes: API Server DoS (crash?) if many large resources (~1MB each) are concurrently/repeatedly sent to an external Validating WebHook endpoint

Report Submission Form Summary: I was trying to explore a way to stealthily send lots of data outside a private GKE cluster by way of misusing the Validating Webhook mechanism. The idea would be that a cluster-admin could install a webhook and then initiate resources like a secret or configmap th...

Important: Red Hat Security Advisory: OpenShift Container Platform 4.4.33 bug fix and security update

Red Hat OpenShift Container Platform release 4.4.33 is now available with updates to packages and images that fix several bugs and add enhancements. This release also includes a security update for Red Hat OpenShift Container Platform 4.4. Red Hat Product Security has rated this update as having ...

CVE-2020-8554

Kubernetes API server in all versions allow an attacker who is able to create a ClusterIP service and set the spec.externalIPs field, to intercept traffic to that IP address. Additionally, an attacker who is able to patch the status which is considered a privileged operation and should not...

CVE-2020-8554

Kubernetes API server in all versions allow an attacker who is able to create a ClusterIP service and set the spec.externalIPs field, to intercept traffic to that IP address. Additionally, an attacker who is able to patch the status which is considered a privileged operation and should not...

Code injection

Kubernetes API server in all versions allow an attacker who is able to create a ClusterIP service and set the spec.externalIPs field, to intercept traffic to that IP address. Additionally, an attacker who is able to patch the status which is considered a privileged operation and should not...

CVE-2020-8554

CVE-2020-8554 affects the Kubernetes API server by allowing an attacker who can create a ClusterIP service with a crafted spec.externalIPs to intercept traffic to that IP, and by abusing privileged status.patch on a LoadBalancer service to set status.loadBalancer.ingress.ip. The issue is rooted i...

CVE-2020-8554

Kubernetes API server in all versions allow an attacker who is able to create a ClusterIP service and set the spec.externalIPs field, to intercept traffic to that IP address. Additionally, an attacker who is able to patch the status which is considered a privileged operation and should not...

CVE-2020-8554

Kubernetes API server in all versions allow an attacker who is able to create a ClusterIP service and set the spec.externalIPs field, to intercept traffic to that IP address. Additionally, an attacker who is able to patch the status which is considered a privileged operation and should not...

Incorrect Authorization

Kubernetes API server in all versions allow an attacker who is able to create a ClusterIP service and set the spec.externalIPs field, to intercept traffic to that IP address. Additionally, an attacker who is able to patch the status which is considered a privileged operation and should not...

Incorrect Authorization

Kubernetes API server in all versions allow an attacker who is able to create a ClusterIP service and set the spec.externalIPs field, to intercept traffic to that IP address. Additionally, an attacker who is able to patch the status which is considered a privileged operation and should not...

Security Bulletin: Red Hat OpenShift on IBM Cloud is affected by a Kubernetes API server security vulnerability (CVE-2018-1002102)

Summary Red Hat OpenShift on IBM Cloud is affected by a security vulnerability in the Kubernetes API server that allows a compromised node to redirect API server requests from streaming endpoints to arbitrary hosts CVE-2018-1002102 Vulnerability Details CVEID: CVE-2018-1002102 Description: Improp...

NICER Protocol Deep Dive: Internet Exposure of etcd

Welcome to the NICER Protocol Deep Dive blog series! When we started researching what all was out on the internet way back in January, we had no idea we'd end up with a hefty, 137-page tome of a research report. The sheer length of such a thing might put off folks who might otherwise learn a thin...

Authorization

In Kubernetes, if the logging level is set to at least 9, authorization and bearer tokens will be written to log files. This can occur both in API server logs and client tool output like kubectl. This affects = v1.19.3, = v1.18.10, = v1.17.13, v1.20.0-alpha2...

UBUNTU-CVE-2020-8565

In Kubernetes, if the logging level is set to at least 9, authorization and bearer tokens will be written to log files. This can occur both in API server logs and client tool output like kubectl. This affects = v1.19.3, = v1.18.10, = v1.17.13, v1.20.0-alpha2...

CVE-2020-8565

CVE-2020-8565 affects Kubernetes components (notably API server and kubectl output) where, at logging level 9 or higher, authorization and bearer tokens are written to log files. Public-visibility details in connected docs confirm impact on multiple Kubernetes versions, including <= v1.19.3, &...

CVE-2020-8565

In Kubernetes, if the logging level is set to at least 9, authorization and bearer tokens will be written to log files. This can occur both in API server logs and client tool output like kubectl. This affects = v1.19.3, = v1.18.10, = v1.17.13, v1.20.0-alpha2...

Inclusion of Sensitive Information in Log Files

In Kubernetes, if the logging level is set to at least 9, authorization and bearer tokens will be written to log files. This can occur both in API server logs and client tool output like kubectl...

Exploit for Open Redirect in Kubernetes

Kubernetes CVE-2020-8559 Proof of Concept PoC Exploit This...

Security Bulletin: Red Hat OpenShift on IBM Cloud is affected by a Kubernetes API server security vulnerability (CVE-2019-11254)

Summary Red Hat OpenShift on IBM Cloud is affected by a security vulnerability in the Kubernetes API server that could lead to a denial of service vulnerability from malicious YAML payloads CVE-2019-11254 Vulnerability Details CVEID: CVE-2019-11254 Description: Kubernetes is vulnerable to a denia...