Vendor
Kubernetes
107 known vulnerabilities.
Products
107 results · Feed
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Medium 5.8
Windows kube-proxy LoadBalancer contention
Kube-proxy on Windows can unintentionally forward traffic to local processes listening on the same port (“spec.ports[*].port”) as a LoadBalancer Service when the LoadBalancer controller does not set the “status.loadBalancer.ingress[].ip” field. Clusters where…
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High 7.6
Code injection via nginx.ingress.kubernetes.io/permanent-redirect annotation
Code injection via nginx.ingress.kubernetes.io/permanent-redirect annotation.
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High 7.6CVE-2023-5043 Public exploit
Ingress nginx annotation injection causes arbitrary command execution
Ingress nginx annotation injection causes arbitrary command execution.
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High 8.8
Ingress-nginx `path` sanitization can be bypassed with `log_format` directive
Ingress-nginx `path` sanitization can be bypassed with `log_format` directive.
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High 8.0
Privilege Escalation in kOps using GCE/GCP Provider in Gossip Mode
Privilege Escalation in kOps using GCE/GCP Provider in Gossip Mode.
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Medium 6.5CVE-2023-2728 Public exploit
Bypassing enforce mountable secrets policy imposed by the ServiceAccount admission plugin
Users may be able to launch containers that bypass the mountable secrets policy enforced by the ServiceAccount admission plugin when using ephemeral containers. The policy ensures pods running with a service account may only reference secrets specified in the…
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Medium 6.5
Bypassing policies imposed by the ImagePolicyWebhook admission plugin
Users may be able to launch containers using images that are restricted by ImagePolicyWebhook when using ephemeral containers. Kubernetes clusters are only affected if the ImagePolicyWebhook admission plugin is used together with ephemeral containers.
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Low 3.4
Bypass of seccomp profile enforcement
A security issue was discovered in Kubelet that allows pods to bypass the seccomp profile enforcement. Pods that use localhost type for seccomp profile but specify an empty profile field, are affected by this issue. In this scenario, this vulnerability allows…
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Medium 6.5
Kubernetes secrets-store-csi-driver discloses service account tokens in logs
Kubernetes secrets-store-csi-driver in versions before 1.3.3 discloses service account tokens in logs.
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High 8.4
[minikube] ssh server with default password
This vulnerability enables ssh access to minikube container using a default password.
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Critical 9.8
[minikube] Network Port exposure in minikube running on macOS using Docker driver
This vulnerability exposes a network port in minikube running on macOS with Docker driver that could enable unexpected remote access to the minikube container.
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High 7.6
Ingress-nginx `path` sanitization can be bypassed with newline character
A security issue was discovered in ingress-nginx where a user that can create or update ingress objects can use a newline character to bypass the sanitization of the `spec.rules[].http.paths[].path` field of an Ingress object (in the `networking.k8s.io` or `e…
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High 7.8
runAsNonRoot logic bypass for Windows containers
Windows workloads can run as ContainerAdministrator even when those workloads set the runAsNonRoot option to true.
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Medium 6.5
Unauthorized read of Custom Resources
Users authorized to list or watch one type of namespaced custom resource cluster-wide can read custom resources of a different type in the same API group without authorization. Clusters are impacted by this vulnerability if all of the following are true: 1. T…
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Medium 6.6CVE-2022-3294 Public exploit
Node address isn't always verified when proxying
Users may have access to secure endpoints in the control plane network. Kubernetes clusters are only affected if an untrusted user can modify Node objects and send proxy requests to them. Kubernetes supports node proxying, which allows clients of kube-apiserv…
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High 8.1
AccessKeyID validation bypass
A security issue was discovered in aws-iam-authenticator where an allow-listed IAM identity may be able to modify their username and escalate privileges.
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High 7.6
Ingress-nginx directive injection via annotations
A security issue was discovered in ingress-nginx where a user that can create or update ingress objects can use .metadata.annotations in an Ingress object (in the networking.k8s.io or extensions API group) to obtain the credentials of the ingress-nginx contro…
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High 7.6
Ingress-nginx path can be pointed to service account token file
A security issue was discovered in ingress-nginx where a user that can create or update ingress objects can use the spec.rules[].http.paths[].path field of an Ingress object (in the networking.k8s.io or extensions API group) to obtain the credentials of the i…
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Low 2.2
Bypass of Kubernetes API Server proxy TOCTOU
As mitigations to a report from 2019 and CVE-2020-8555, Kubernetes attempts to prevent proxied connections from accessing link-local or localhost networks when making user-driven connections to Services, Pods, Nodes, or StorageClass service providers. As part…
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Low 3.0
ANSI escape characters in kubectl output are not being filtered
kubectl does not neutralize escape, meta or control sequences contained in the raw data it outputs to a terminal. This includes but is not limited to the unstructured string fields in objects such as Events.
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High 7.6
Ingress-nginx custom snippets allows retrieval of ingress-nginx serviceaccount token and secrets across all namespaces
A security issue was discovered in ingress-nginx where a user that can create or update ingress objects can use the custom snippets feature to obtain all secrets in the cluster.
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Medium 6.7
Code exec via yaml parsing
Loading specially-crafted yaml with the Kubernetes Java Client library can lead to code execution.
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High 8.8CVE-2021-25741 Public exploit
Symlink Exchange Can Allow Host Filesystem Access
A security issue was discovered in Kubernetes where a user may be able to create a container with subpath volume mounts to access files & directories outside of the volume, including on the host filesystem.
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Low 3.1
Holes in EndpointSlice Validation Enable Host Network Hijack
A security issue was discovered with Kubernetes that could enable users to send network traffic to locations they would otherwise not have access to via a confused deputy attack.
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Medium 4.1
Webhook redirect in kube-apiserver
A security issue was discovered in Kubernetes where actors that control the responses of MutatingWebhookConfiguration or ValidatingWebhookConfiguration requests are able to redirect kube-apiserver requests to private networks of the apiserver. If that user ca…
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Low 2.7
Holes in EndpointSlice Validation Enable Host Network Hijack
A security issue was discovered in Kubernetes where a user may be able to redirect pod traffic to private networks on a Node. Kubernetes already prevents creation of Endpoint IPs in the localhost or link-local range, but the same validation was not performed …
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Medium 6.5CVE-2021-25735 Public exploit
Validating Admission Webhook does not observe some previous fields
A security issue was discovered in kube-apiserver that could allow node updates to bypass a Validating Admission Webhook. Clusters are only affected by this vulnerability if they run a Validating Admission Webhook for Nodes that denies admission based at leas…
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Medium 4.9
Kubernetes Secrets Store CSI Driver plugin directory traversals
Kubernetes Secrets Store CSI Driver Vault Plugin prior to v0.0.6, Azure Plugin prior to v0.0.10, and GCP Plugin prior to v0.2.0 allow an attacker who can create specially-crafted SecretProviderClass objects to write to arbitrary file paths on the host filesys…
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High 7.5CVE-2020-8570 Public exploit
Kubernetes Java client libraries unvalidated path traversal in Copy implementation
Kubernetes Java client libraries in version 10.0.0 and versions prior to 9.0.1 allow writes to paths outside of the current directory when copying multiple files from a remote pod which sends a maliciously crafted archive. This can potentially overwrite any f…
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Medium 4.3
Kubernetes CSI snapshot-controller DoS
Kubernetes CSI snapshot-controller prior to v2.1.3 and v3.0.2 could panic when processing a VolumeSnapshot custom resource when: - The VolumeSnapshot referenced a non-existing PersistentVolumeClaim and the VolumeSnapshot did not reference any VolumeSnapshotCl…
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Medium 6.3CVE-2020-8554 Public exploit
Kubernetes man in the middle using LoadBalancer or ExternalIPs
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 pri…
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Medium 5.8
Kubernetes Secrets Store CSI Driver sync/rotate directory traversal
Kubernetes Secrets Store CSI Driver versions v0.0.15 and v0.0.16 allow an attacker who can modify a SecretProviderClassPodStatus/Status resource the ability to write content to the host filesystem and sync file contents to Kubernetes Secrets. This includes pa…
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Medium 4.7
Secret leaks in logs for vSphere Provider kube-controller-manager
In Kubernetes clusters using VSphere as a cloud provider, with a logging level set to 4 or above, VSphere cloud credentials will be leaked in the cloud controller manager's log. This affects < v1.19.3.
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Medium 4.7
Docker config secrets leaked when file is malformed and loglevel >= 4
In Kubernetes clusters using a logging level of at least 4, processing a malformed docker config file will result in the contents of the docker config file being leaked, which can include pull secrets or other registry credentials. This affects < v1.19.3, < v…
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Medium 4.7
Incomplete fix for CVE-2019-11250 allows for token leak in logs when logLevel >= 9
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-al…
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Medium 4.7
Ceph RBD adminSecrets exposed in logs when loglevel >= 4
In Kubernetes clusters using Ceph RBD as a storage provisioner, with logging level of at least 4, Ceph RBD admin secrets can be written to logs. This occurs in kube-controller-manager's logs during provisioning of Ceph RBD persistent claims. This affects < v1…
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Medium 5.9
Kubernetes ingress-nginx Compromise of auth via subset/superset namespace names
The Kubernetes ingress-nginx component prior to version 0.28.0 allows a user with the ability to create namespaces and to read and create ingress objects to overwrite the password file of another ingress which uses nginx.ingress.kubernetes.io/auth-type: basic…
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Medium 5.4CVE-2020-8558 Public exploit
Kubernetes node setting allows for neighboring hosts to bypass localhost boundary
The Kubelet and kube-proxy components in versions 1.1.0-1.16.10, 1.17.0-1.17.6, and 1.18.0-1.18.3 were found to contain a security issue which allows adjacent hosts to reach TCP and UDP services bound to 127.0.0.1 running on the node or in the node's network …
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Medium 5.5
Kubernetes node disk Denial of Service by writing to container /etc/hosts
The Kubernetes kubelet component in versions 1.1-1.16.12, 1.17.0-1.17.8 and 1.18.0-1.18.5 do not account for disk usage by a pod which writes to its own /etc/hosts file. The /etc/hosts file mounted in a pod by kubelet is not included by the kubelet eviction m…
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Medium 5.9
Credential leakage when failing to mount
The Kubernetes kube-controller-manager in versions v1.0-v1.17 is vulnerable to a credential leakage via error messages in mount failure logs and events for AzureFile and CephFS volumes.