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Privilege Escalation in kOps using GCE/GCP Provider

访问控制 / 权限提升 / #1842829

厂商
Kubernetes
严重程度
中危 · CVSS 8
赏金
$2,500
弱点
权限提升
研究员
@jpts
披露日期
2023-08-04
资产
https://github.com/kubernetes/kops
CVE
—

该报告还没有中文解读。

原文摘录

摘自原文(5208 字符中的一小部分)
Summary: When using kOps with the GCP provider, it is possible for a user with shell access to any pod, to escalate their privileges to cluster admin. During provisioning of the cluster, kOps gives all nodes access to the state storage bucket through the service account associated with the …
原文中的代码
export KOPS_STATE_STORE=gs://kops-state-test/
export PROJECT=`gcloud config get-value project`

gsutil mb $KOPS_STATE_STORE
kops create cluster kops.k8s.local --zones europe-west1-b --state ${KOPS_STATE_STORE} --project=$PROJECT --master-size=n1-standard-2 --node-size=n1-standard-2
kops update …

默认不展示报告全文。以上为简短摘录,完整复现过程请阅读原文。版权归研究员与 Kubernetes 所有。

时间线

  • 报告提交
  • 公开披露
阅读 HackerOne 原文 ↗作者 @jpts · 版权归作者与 Kubernetes 所有

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