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  1. Post Exploit
  2. VMware

Waiter Account Information

Last updated 5 months ago

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“The following user accounts are created automatically within vCenter Server in the vsphere.local domain (or the default domain that you created at installation). These user accounts are shell accounts. The vCenter Single Sign-On password policy does not apply to these accounts.”

The account waiter-<random_string> cannot use SSO and is used for Auto Deploy.

Source:

Within the vCSA Backup you'll find the archive file rbd.gz containing the database db.bkp. In the database we can find the username and cleartext password for user waiter-<random_string>@vsphere.local.

Because of insufficient privileges this user cannot login through the web UI on port 443, nor the VMware vCenter Server Management interface on port 5480. Login attempts on the web UI proves that the credentials are correct, giving an attacker valuable information about response cookies.

Using vCenter Single Sign-On with vSphere