STIGQter: STIG Summary: Solaris 11 SPARC Security Technical Implementation Guide Version: 2 Release: 3 Benchmark Date: 23 Apr 2021:

X11 forwarding for SSH must be disabled.

DISA Rule

SV-216351r603267_rule

Vulnerability Number

V-216351

Group Title

SRG-OS-000480

Rule Version

SOL-11.1-040330

Severity

CAT II

CCI(s)

• CCI-000366 - The organization implements the security configuration settings.

Weight

10

Fix Recommendation

The root role is required.

Modify the sshd_config file.

# pfedit /etc/ssh/sshd_config

Locate the line containing:

X11Forwarding

Change it to:

X11Forwarding no

Restart the SSH service.

# svcadm restart svc:/network/ssh

Check Contents

Determine if X11 Forwarding is enabled.

# grep "^X11Forwarding" /etc/ssh/sshd_config

If the output of this command is not:

X11Forwarding no

this is a finding.

Vulnerability Number

V-216351

Documentable

False

Rule Version

SOL-11.1-040330

Severity Override Guidance

Determine if X11 Forwarding is enabled.

# grep "^X11Forwarding" /etc/ssh/sshd_config

If the output of this command is not:

X11Forwarding no

this is a finding.

Check Content Reference

M

Target Key

4022

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