STIGQter: STIG Summary: Canonical Ubuntu 24.04 LTS Security Technical Implementation Guide Version: 1 Release: 6 Benchmark Date: 01 Jul 2026:

Ubuntu 24.04 LTS must not have the telnet package installed.

DISA Rule

SV-270647r1066430_rule

Vulnerability Number

V-270647

Group Title

SRG-OS-000074-GPOS-00042

Rule Version

UBTU-24-100030

Severity

CAT I

CCI(s)

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

Weight

Fix Recommendation

Remove the telnet package from Ubuntu 24.04 LTS with the following command:

$ sudo apt remove telnetd

Check Contents

Verify the telnet package is not installed on Ubuntu 24.04 LTS with the following command:

$ dpkg -l | grep telnetd

If the telnetd package is installed, this is a finding.

Vulnerability Number

V-270647

Documentable

False

Rule Version

UBTU-24-100030

Severity Override Guidance

Verify the telnet package is not installed on Ubuntu 24.04 LTS with the following command:

$ dpkg -l | grep telnetd

If the telnetd package is installed, this is a finding.

Check Content Reference

Target Key

5673