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How a simple web-app assessment lead to complete #AzureAd tenant takeover 🤯
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#Azure #AzureKubernetesService #aks #Kubernetes #KubernetesSecurity #k8s #bugbounty #bugbountytips #bugbountytip #DevSecOps
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#Azure #AzureKubernetesService #aks #Kubernetes #KubernetesSecurity #k8s #bugbounty #bugbountytips #bugbountytip #DevSecOps
1. Poorly-designed file upload functionality lead to RCE
2. Turned out the app was running in a container managed by #AzureKubernetesService (#AKS)
3. #Container was mounting a service account with permissions to deploy #pods in the same namespace
2. Turned out the app was running in a container managed by #AzureKubernetesService (#AKS)
3. #Container was mounting a service account with permissions to deploy #pods in the same namespace
4. I deployed a new pod with hostPath root volume. Deployment was not blocked by any security policy. #Pod got deployed
5. I exec-ed into the pod's #container and escaped it through its hostPath volume. #privesc to the #AKS node succeeded!
5. I exec-ed into the pod's #container and escaped it through its hostPath volume. #privesc to the #AKS node succeeded!
