services / Google Cloud / Identity Aware Proxy tunnel destination groups resource type.

Refers to a particular group of VMs in you project. VMs are collected in a list of either CIDRs or FQDNs.

IAP is used to control access to cloud services. Changes to IAP related settings could remove access from mission-critical applications or grant an attacker access to sensitive resources.

iap.​tunnelDestGroups.​update

Updates an existing tunnel destination group. This could create a dos if an attacker deletes items from the group. It could also allow an attacker to gain access to machines by adding them to a group they have permission for.

Risks

1. Denial-of-service (HIGH)
2. Network destruction (HIGH)
3. Network movement (BOOST)

Scope: HIGH

This privilege may grant access to sensitive data from a single organizational function, or allow interruption of a service supporting a single organizational function.

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