AlmaLinux OS 9 must not have the ypserv package installed.
Overview
| Finding ID | Version | Rule ID | IA Controls | Severity |
| V-269355 | ALMA-09-031150 | SV-269355r1155253_rule | CCI-000381 | medium |
| Description | ||||
| The NIS service provides an unencrypted authentication service, which does not provide for the confidentiality and integrity of user passwords or the remote session. Removing the "ypserv" package decreases the risk of the accidental (or intentional) activation of NIS or NIS+ services. | ||||
| STIG | Date | |||
| Cloud Linux AlmaLinux OS 9 Security Technical Implementation Guide | 2026-02-27 | |||
Details
Check Text (C-269355r1155253_chk)
Verify the ypserv package is not installed with the following command:
$ dnf list --installed ypserv
Error: No matching Packages to list
If the "ypserv" package is installed, this is a finding.
Fix Text (F-73287r1155252_fix)
Remove the ypserv package with the following command:
$ dnf remove ypserv