STIGQter: STIG Summary: Red Hat Enterprise Linux 10 Security Technical Implementation Guide Version: 1 Release: 2 Benchmark Date: 01 Jul 2026:

RHEL 10 must have the "s-nail" package installed.

DISA Rule

SV-280954r1195344_rule

Vulnerability Number

V-280954

Group Title

SRG-OS-000363-GPOS-00150

Rule Version

RHEL-10-200520

Severity

CAT II

CCI(s)

• CCI-001744 - Implement organization-defined security responses automatically if baseline configurations are changed in an unauthorized manner.

Weight

10

Fix Recommendation

Configure RHEL 10 to have the "s-nail" package installed with the following command:

$ sudo dnf -y install s-nail

Check Contents

Verify RHEL 10 is configured to allow sending email notifications.

Verify the "s-nail" package is installed on the system with the following command:

$ sudo dnf list --installed s-nail
Installed Packages
s-nail.x86_64 14.9.24-12.el10 @rhel-10-for-x86_64-appstream-rpms

If the "s-nail" package is not installed, this is a finding.

Vulnerability Number

V-280954

Documentable

False

Rule Version

RHEL-10-200520

Severity Override Guidance

Verify RHEL 10 is configured to allow sending email notifications.

Verify the "s-nail" package is installed on the system with the following command:

$ sudo dnf list --installed s-nail
Installed Packages
s-nail.x86_64 14.9.24-12.el10 @rhel-10-for-x86_64-appstream-rpms

If the "s-nail" package is not installed, this is a finding.

Check Content Reference

M

Target Key

5733