STIGQter: STIG Summary: VMware vSphere 8.0 vCenter Appliance Photon OS 4.0 Security Technical Implementation Guide Version: 2 Release: 2 Benchmark Date: 01 Jul 2026:

The Photon operating system must not have the telnet package installed.

DISA Rule

SV-258819r987796_rule

Vulnerability Number

V-258819

Group Title

SRG-OS-000074-GPOS-00042

Rule Version

PHTN-40-000040

Severity

CAT I

CCI(s)

CCI-000197 - For password-based authentication, transmit passwords only cryptographically-protected channels.

Weight

Fix Recommendation

At the command line, run the following command:

# tdnf remove <package name>

Check Contents

At the command line, run the following command to verify telnet is not installed:

# rpm -qa | grep telnet

If any results are returned indicating telnet is installed, this is a finding.

Vulnerability Number

V-258819

Documentable

False

Rule Version

PHTN-40-000040

Severity Override Guidance

At the command line, run the following command to verify telnet is not installed:

# rpm -qa | grep telnet

If any results are returned indicating telnet is installed, this is a finding.

Check Content Reference

Target Key

5569