Kubernetes API Server acts as proxy for internal and external IPs | Cloud Foundry

Severity Unspecified Vendor Cloud Foundry Foundation Affected Cloud Foundry Products and Versions Cloud Foundry Container Runtime CFCR All versions prior to v0.26.0 Description Kubernetes API, versions 1.11.x prior to 1.11.6, 1.12.x prior to 1.12.4, contains an improper proxy. A remote...

Kubernetes - (Unauthenticated) Arbitrary Requests Exploit

!/usr/bin/env python3 import argparse from ssl import wrapsocket from json import loads, dumps from socket import createconnection def requeststage1base, version, target: stage1 = "" with open'ustage1', 'r' as stage1fd: stage1 = stage1fd.read return stage1.formatbase, version, target .encode'utf-...

Kubernetes - (Unauthenticated) Arbitrary Requests

Kubernetes - Unauthenticated Arbitrary Requests !/usr/bin/env python3 import argparse from ssl import wrapsocket from json import loads, dumps from socket import createconnection def requeststage1base, version, target: stage1 = "" with open'ustage1', 'r' as stage1fd: stage1 = stage1fd.read return...

Kubernetes - (Authenticated) Arbitrary Requests

!/usr/bin/env python3 import argparse from ssl import wrapsocket from socket import createconnection from secrets import base64, tokenbytes def requeststage1namespace, pod, method, target, token: stage1 = "" with open'stage1', 'r' as stage1fd: stage1 = stage1fd.read return stage1.formatnamespace,...

Security Bulletin: IBM Cloud Private is affected by a privilege escalation vulnerability in Kubernetes API server

Summary IBM Cloud Private is affected by a security vulnerability in Kubernetes which in some cases can allow unauthorized access to the Kubernetes API Server and/or trusted user privilege escalation. Vulnerability Details CVEID: CVE-2018-1002105 DESCRIPTION: Kubernetes could allow a remote...

Kubernetes user privilege elevation vulnerability, the exposure to security risks-vulnerability warning-the black bar safety net

Recently, Kubernetes open source container software found a key of a user privilege elevation vulnerability, CVE-2018-1002105, which software is today most of the cloud infrastructure of the fixed component. This vulnerability can allow an attacker unrestricted remote access, steal data, or cause...

Security Bulletin: IBM Cloud Kubernetes Service is affected by a privilege escalation vulnerability in Kubernetes API server

Summary IBM Cloud Kubernetes Service is affected by a security vulnerability in Kubernetes which in some cases can allow unauthorized access to the Kubernetes API Server and/or trusted user privilege escalation. Vulnerability Details CVEID: CVE-2018-1002105 DESCRIPTION: Kubernetes could allow a...

RHEL 7 : openshift (RHSA-2016:0070)

Red Hat OpenShift Enterprise release 3.1.1 is now available with updates to packages that fix several security issues, bugs and introduce feature enhancements. Red Hat Product Security has rated this update as having Important security impact. Common Vulnerability Scoring System CVSS base scores,...

Code injection

In all Kubernetes versions prior to v1.10.11, v1.11.5, and v1.12.3, incorrect handling of error responses to proxied upgrade requests in the kube-apiserver allowed specially crafted requests to establish a connection through the Kubernetes API server to backend servers, then send arbitrary reques...

CVE-2018-1002105

In all Kubernetes versions prior to v1.10.11, v1.11.5, and v1.12.3, incorrect handling of error responses to proxied upgrade requests in the kube-apiserver allowed specially crafted requests to establish a connection through the Kubernetes API server to backend servers, then send arbitrary reques...

CVE-2018-1002105

In all Kubernetes versions prior to v1.10.11, v1.11.5, and v1.12.3, incorrect handling of error responses to proxied upgrade requests in the kube-apiserver allowed specially crafted requests to establish a connection through the Kubernetes API server to backend servers, then send arbitrary reques...

CVE-2018-1002105

In all Kubernetes versions prior to v1.10.11, v1.11.5, and v1.12.3, incorrect handling of error responses to proxied upgrade requests in the kube-apiserver allowed specially crafted requests to establish a connection through the Kubernetes API server to backend servers, then send arbitrary reques...

CVE-2018-1002105

In all Kubernetes versions prior to v1.10.11, v1.11.5, and v1.12.3, incorrect handling of error responses to proxied upgrade requests in the kube-apiserver allowed specially crafted requests to establish a connection through the Kubernetes API server to backend servers, then send arbitrary reques...

CVE-2018-1002105

CVE-2018-1002105 affects Kubernetes: before versions v1.10.11, v1.11.5, and v1.12.3, the kube-apiserver mishandles error responses to proxied upgrade requests. This flaw lets specially crafted requests establish a connection through the API server to backends and then send arbitrary requests over...

CVE-2018-1002105

In all Kubernetes versions prior to v1.10.11, v1.11.5, and v1.12.3, incorrect handling of error responses to proxied upgrade requests in the kube-apiserver allowed specially crafted requests to establish a connection through the Kubernetes API server to backend servers, then send arbitrary reques...

Kubernetes Flaw is a "Huge Deal," Lays Open Cloud Deployments

A critical privilege-escalation vulnerability CVE-2018-1002105 has been uncovered in the Kubernetes open-source container software, which is a fixture in much of today’s cloud infrastructure. It could allow an attacker unfettered, remote access for stealing data or crashing production application...

Privilege Escalation

github.com/kubernetes/kubernetes is vulnerable to privilege escalation. Authenticated users are able to directly access a backend server through the Kubernetes API server using specially crafted requests. A remote attacker who is authenticated to the Kubernetes API server only will be able to sen...

RHEL 7 : openshift (RHSA-2015:1736)

Updated openshift packages that fix one security issue are now available for Red Hat OpenShift Enterprise 3.0. Red Hat Product Security has rated this update as having Moderate security impact. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is...

Kubernetes 1.x < 1.10.11 / 1.11.x < 1.11.5 / 1.12.x < 1.12.3 API Server Privilege Escalation

The version of Kubernetes installed on the remote host is version 1.x prior to 1.10.11, 1.11.x prior to 1.11.5, or 1.12.x prior to 1.12.3, and thus, is affected by a remote, unauthenticated privilege escalation vulnerability. Note that a successful attack requires that an API extension server is...

proxy request handling in kube-apiserver can leave vulnerable TCP connections

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H 9.8, critical With a specially crafted request, users that are authorized to establish a connection through the Kubernetes API server to a backend server can then send arbitrary requests over the same connection directly to that backend, authenticated...