CVE-2023-46254 Service accounts can see namespaces of other tenants in capsule-proxy

capsule-proxy is a reverse proxy for Capsule kubernetes multi-tenancy framework. A bug in the RoleBinding reflector used by capsule-proxy gives ServiceAccount tenant owners the right to list Namespaces of other tenants backed by the same owner kind and name. For example consider two tenants solar...

capsule-proxy Information Disclosure Vulnerability

The capsule-proxy is allowed to overcome the Kubernetes API Server's limitations in listing owned cluster-wide resources such as Namespace, Ingress and Storage Classes, Nodes, and other resources covered by the Capsule. An information disclosure vulnerability exists in capsule-proxy. An attacker...

PT-2023-29934 · Unknown · Capsule-Proxy

Name of the Vulnerable Software and Affected Versions: capsule-proxy versions prior to 0.4.5 Description: A bug in the RoleBinding reflector used by capsule-proxy gives ServiceAccount tenant owners the right to list Namespaces of other tenants backed by the same owner kind and name. This introduc...

Privilege Escalation

github.com/clastix/capsule-proxy is vulnerable to privilege escalation. The vulnerability exists due to the malicious Connection header in the Kubernetes API Server allowing an unauthorized user to gain cluster-admin privileges...

GHSA-9CWV-CPPX-MQJM Improper Authentication in Capsule Proxy

Impact Using a malicious Connection header, an attacker with a proper authentication mechanism could start a privilege escalation towards the Kubernetes API Server, being able to exploit the cluster-admin Role bound to capsule-proxy. Patches Patch has been merged in the v0.2.1 release. Workaround...

Improper Authentication in Capsule Proxy

Impact Using a malicious Connection header, an attacker with a proper authentication mechanism could start a privilege escalation towards the Kubernetes API Server, being able to exploit the cluster-admin Role bound to capsule-proxy. Patches Patch has been merged in the v0.2.1 release. Workaround...

CVE-2022-23652

capsule-proxy is a reverse proxy for Capsule Operator which provides multi-tenancy in Kubernetes. In versions prior to 0.2.1 an attacker with a proper authentication mechanism may use a malicious Connection header to start a privilege escalation attack towards the Kubernetes API Server. This...

Design/Logic Flaw

capsule-proxy is a reverse proxy for Capsule Operator which provides multi-tenancy in Kubernetes. In versions prior to 0.2.1 an attacker with a proper authentication mechanism may use a malicious Connection header to start a privilege escalation attack towards the Kubernetes API Server. This...

CVE-2022-23652

Capsule-proxy (the reverse proxy for Capsule Operator) is affected. In versions prior to 0.2.1, an attacker with proper authentication can send a malicious Connection header to escalate privileges toward the Kubernetes API Server, exploiting the cluster-admin role bound to capsule-proxy. Multiple...

CVE-2022-23652 Privilege escalation using hop-by-hop Connection header

capsule-proxy is a reverse proxy for Capsule Operator which provides multi-tenancy in Kubernetes. In versions prior to 0.2.1 an attacker with a proper authentication mechanism may use a malicious Connection header to start a privilege escalation attack towards the Kubernetes API Server. This...

CVE-2022-23652 Privilege escalation using hop-by-hop Connection header

capsule-proxy is a reverse proxy for Capsule Operator which provides multi-tenancy in Kubernetes. In versions prior to 0.2.1 an attacker with a proper authentication mechanism may use a malicious Connection header to start a privilege escalation attack towards the Kubernetes API Server. This...

PT-2022-2954 · Unknown · Capsule-Proxy

Name of the Vulnerable Software and Affected Versions: capsule-proxy versions prior to 0.2.1 Description: The issue is related to the capsule-proxy, a reverse proxy for Capsule Operator that provides multi-tenancy in Kubernetes. An attacker with proper authentication may use a malicious Connectio...

capsule-proxy 授权问题漏洞

The capsule-proxy is designed to allow overcoming the limitations of the Kubernetes API Server in listing the cluster-wide resources it owns, such as Namespace, Ingress and Storage Classes, Nodes, and other resources covered by the Capsule. A security vulnerability in capsule-proxy versions prior...