STIGQter: STIG Summary: SUSE Linux Enterprise Server 15 Security Technical Implementation Guide Version: 2 Release: 8 Benchmark Date: 01 Jul 2026:

The SUSE operating system must be configured to allow sending email notifications of unauthorized configuration changes to designated personnel.

DISA Rule

SV-256983r958794_rule

Vulnerability Number

V-256983

Group Title

SRG-OS-000363-GPOS-00150

Rule Version

SLES-15-010418

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

Install the "mailx" package on the system:

> sudo zypper install mailx

Check Contents

Verify that the operating system is configured to allow sending email notifications.

Note: The "mailx" package provides the "mail" command that is used to send email messages.

Verify that the "mailx" package is installed on the system:

> sudo zypper se mailx

i | mailx | A MIME-Capable Implementation of the mailx Command | package

If "mailx" package is not installed, this is a finding.

Vulnerability Number

V-256983

Documentable

False

Rule Version

SLES-15-010418

Severity Override Guidance

Verify that the operating system is configured to allow sending email notifications.

Note: The "mailx" package provides the "mail" command that is used to send email messages.

Verify that the "mailx" package is installed on the system:

> sudo zypper se mailx

i | mailx | A MIME-Capable Implementation of the mailx Command | package

If "mailx" package is not installed, this is a finding.

Check Content Reference

M

Target Key

5274