STIGQter: STIG Summary: VMware vSphere 7.0 vCenter Appliance Photon OS Security Technical Implementation Guide Version: 1 Release: 4 Benchmark Date: 30 Jan 2025:

The Photon operating system must configure sshd to use approved encryption algorithms.

DISA Rule

SV-256486r958408_rule

Vulnerability Number

V-256486

Group Title

SRG-OS-000033-GPOS-00014

Rule Version

PHTN-30-000009

Severity

CAT III

CCI(s)

• CCI-000068 - Implement cryptographic mechanisms to protect the confidentiality of remote access sessions.
• CCI-001453 - Implement cryptographic mechanisms to protect the integrity of remote access sessions.
• CCI-002418 - Protect the confidentiality and/or integrity of transmitted information.
• CCI-002450 - Implement organization-defined types of cryptography for each specified cryptography use.
• CCI-002890 - Implement organization-defined cryptographic mechanisms to protect the integrity of nonlocal maintenance and diagnostic communications.

Weight

10

Fix Recommendation

Navigate to and open:

/etc/ssh/sshd_config

Ensure the "FipsMode" line is uncommented and set to the following:

FipsMode yes

At the command line, run the following command:

# systemctl restart sshd.service

Check Contents

At the command line, run the following command:

# sshd -T|&grep -i FipsMode

Expected result:

FipsMode yes

If the output does not match the expected result, this is a finding.

Vulnerability Number

V-256486

Documentable

False

Rule Version

PHTN-30-000009

Severity Override Guidance

At the command line, run the following command:

# sshd -T|&grep -i FipsMode

Expected result:

FipsMode yes

If the output does not match the expected result, this is a finding.

Check Content Reference

M

Target Key

5520