STIGQter 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 unauthorized IP tunnels configured.

DISA Rule

SV-282680r1201020_rule

Vulnerability Number

V-282680

Group Title

SRG-OS-000480-GPOS-00227

Rule Version

TOSS-05-000206

Severity

CAT II

CCI(s)

Weight

10

Fix Recommendation

Remove all unapproved tunnels from the system or document them with the ISSO.

Check Contents

Verify TOSS 5 does not have unauthorized IP tunnels configured.

Determine if the "IPsec" service is active using the following command:

$ systemctl status ipsec

ipsec.service - Internet Key Exchange (IKE) Protocol Daemon for IPsec
Loaded: loaded (/usr/lib/systemd/system/ipsec.service; disabled)
Active: inactive (dead)

If the "IPsec" service is active, check for configured IPsec connections ("conn"), using the following command:

$ grep -rni conn /etc/ipsec.conf /etc/ipsec.d/

Verify any returned results are documented with the ISSO.

If the IPsec tunnels are active and not approved, this is a finding.

Vulnerability Number

V-282680

Documentable

False

Rule Version

TOSS-05-000206

Severity Override Guidance

Verify TOSS 5 does not have unauthorized IP tunnels configured.

Determine if the "IPsec" service is active using the following command:

$ systemctl status ipsec

ipsec.service - Internet Key Exchange (IKE) Protocol Daemon for IPsec
Loaded: loaded (/usr/lib/systemd/system/ipsec.service; disabled)
Active: inactive (dead)

If the "IPsec" service is active, check for configured IPsec connections ("conn"), using the following command:

$ grep -rni conn /etc/ipsec.conf /etc/ipsec.d/

Verify any returned results are documented with the ISSO.

If the IPsec tunnels are active and not approved, this is a finding.

Check Content Reference

M

Target Key

5738