Amazon Linux 2023 must have the s-nail package installed.
Overview
| Finding ID | Version | Rule ID | IA Controls | Severity |
| V-274031 | AZLX-23-001095 | SV-274031r1120081_rule | CCI-001744 | medium |
| Description | ||||
| The "s-nail" package provides the mail command required to allow sending email notifications of unauthorized configuration changes to designated personnel. | ||||
| STIG | Date | |||
| Amazon Linux 2023 Security Technical Implementation Guide | 2026-02-27 | |||
Details
Check Text (C-274031r1120081_chk)
Verify Amazon Linux 2023 has the "s-nail" package is installed on the system with the following command:
$ dnf list --installed s-nail
Installed Packages
s-nail.x86_64 14.9.24-6.amzn2023 @amazonlinux
If the "s-nail" package is not installed, this is a finding.
Fix Text (F-78027r1120080_fix)
Configure Amazon Linux 2023 to have the s-nail package installed with the following command:
$ sudo dnf install -y s-nail