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The Oracle Linux operating system must not have the ypserv package installed.
Overview
| Finding ID | Version | Rule ID | IA Controls | Severity |
|---|---|---|---|---|
| V-221705 | OL07-00-020010 | SV-221705r603260_rule | High |
| Description |
|---|
| Removing the "ypserv" package decreases the risk of the accidental (or intentional) activation of NIS or NIS+ services. |
| STIG | Date |
|---|---|
| Oracle Linux 7 Security Technical Implementation Guide | 2023-03-06 |
Details
| Check Text ( C-23420r419187_chk ) |
|---|
| The NIS service provides an unencrypted authentication service that does not provide for the confidentiality and integrity of user passwords or the remote session. Check to see if the "ypserve" package is installed with the following command: # yum list installed ypserv If the "ypserv" package is installed, this is a finding. |
| Fix Text (F-23409r419188_fix) |
|---|
| Configure the operating system to disable non-essential capabilities by removing the "ypserv" package from the system with the following command: # yum remove ypserv |