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 network interfaces must not be in promiscuous mode.

DISA Rule

SV-282676r1201008_rule

Vulnerability Number

V-282676

Group Title

SRG-OS-000480-GPOS-00227

Rule Version

TOSS-05-000198

Severity

CAT II

CCI(s)

• CCI-000366 - Implement the security configuration settings.

Weight

10

Fix Recommendation

Configure network interfaces to turn off promiscuous mode unless approved by the ISSO and documented.

Set the promiscuous mode of an interface to off using the following command:

$ sudo ip link set dev <devicename> multicast off promisc off

Check Contents

Verify network interfaces are not in promiscuous mode using the following command:

$ ip link | grep -i promisc

If network interfaces are found on the system in promiscuous mode and their use has not been approved by the ISSO and documented, this is a finding.

Vulnerability Number

V-282676

Documentable

False

Rule Version

TOSS-05-000198

Severity Override Guidance

Verify network interfaces are not in promiscuous mode using the following command:

$ ip link | grep -i promisc

If network interfaces are found on the system in promiscuous mode and their use has not been approved by the ISSO and documented, this is a finding.

Check Content Reference

M

Target Key

5738