Solaris 11 X86 Security Technical Implementation Guide

The Solaris 11 X86 Security Technical Implementation Guide (V3 R7) has 214 STIG checks. New to STIG checklists? Read What is a STIG checklist?, CKL vs CKLB, and STIG vs SCAP benchmark.

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Severity

Version

V3 · R7

CurrentPublished Wed Sep 30 2026

The value mesg n must be configured as the default setting for all users.

Solaris 11 X86 Security Technical Implementation Guide

Assessment Title

Rule Text

The value mesg n must be configured as the default setting for all users.

Description

Discussion Text

The "mesg n" command blocks attempts to use the "write" or "talk" commands to contact users at their terminals, but has the side effect of slightly strengthening permissions on the user's TTY device.

New to STIG checklists? Read What is a STIG checklist? and CKL vs CKLB.

Objective

V-216108

Rule

SV-216108r959010_rule

Severity

low

Rule Version

SOL-11.1-040270

Documentable

false

IA Controls

NIST SP 800-53

Rev 5

Assessment Procedure

Check Text

Determine if "mesg n" is the default for users.

# grep "^mesg" /etc/.login

# grep "^mesg" /etc/profile

If either of these commands produces a line:
mesg y

this is a finding.

For each existing user on the system, enter the command:

# mesg

If the command output is:
is y

this is a finding.

Implementation Procedure

Fix Text

The root role is required.

Edit the default profile configuration files.

# pfedit /etc/profile 
# pfedit /etc/.login

In each file add a new line:

mesg n

For each user on the system, enter the command:

# mesg n

STIG check 80 of 214 in the Solaris 11 X86 STIG checklist

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