STIGQter: STIG Summary: Tri-Lab Operating System Stack (TOSS) 5 Security Technical Implementation Guide Version: 1 Release: 1 Benchmark Date: 26 Mar 2026:

TOSS 5 must not have the ypserv package installed.

DISA Rule

SV-282479r1200417_rule

Vulnerability Number

V-282479

Group Title

SRG-OS-000095-GPOS-00049

Rule Version

TOSS-05-000123

Severity

CAT II

CCI(s)

• CCI-000381 - Configure the system to provide only organization-defined mission essential capabilities.

Weight

10

Fix Recommendation

Remove the "ypserv" package using the following command:

$ sudo dnf remove ypserv

Check Contents

Verify the "ypserv" package is not installed using the following command:

$ sudo dnf list --installed ypserv

Error: No matching Packages to list

If the "ypserv" package is installed, this is a finding.

Vulnerability Number

V-282479

Documentable

False

Rule Version

TOSS-05-000123

Severity Override Guidance

Verify the "ypserv" package is not installed using the following command:

$ sudo dnf list --installed ypserv

Error: No matching Packages to list

If the "ypserv" package is installed, this is a finding.

Check Content Reference

M

Target Key

5738