services / Google Cloud / Compute Engine managed instances

Create and alter managed instances.

Allows access to general core VM infrastructure, which can support a broad array of organizational functions. Note that the terms "instance" and "VM" are interchangeable within the compute engine documentation, although may have semantic differences within these privileges.


compute.​instances.​updateShieldedInstanceConfig

Can be used to disable secure boot, remove the vTPM from the instance, or disable integrity monitoring. Requires the instance to be stopped.

Risks

Scope: CRITICAL

This privilege may grant access to sensitive data from a significant fraction of organizational functions, allow interruption of critical organizational services, or its exploit could lead to significant privilege escalation.

Links

  • https:​/​/​cloud.​google.​com/​compute/​docs/​instances
  • https:​/​/​cloud.​google.​com/​sdk/​gcloud/​reference/​compute/​instances
  • https:​/​/​cloud.​google.​com/​compute/​docs/​reference/​rest/​v1/​instances
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