STIGQter: STIG Summary: Nokia Service Router OS 25.x Router Security Technical Implementation Guide Version: 1 Release: 1 Benchmark Date: 28 Apr 2026:

The Nokia router must be configured to have Internet Control Message Protocol (ICMP) redirects disabled on all external interfaces.

DISA Rule

SV-283851r1203802_rule

Vulnerability Number

V-283851

Group Title

SRG-NET-000362-RTR-000115

Rule Version

NOKI-RT-000330

Severity

CAT II

CCI(s)

• CCI-002385 - Protect against or limit the effects of organization-defined types of denial of service events.

Weight

10

Fix Recommendation

Disable ICMP redirects on all external interfaces, as shown in the example below:

- configure router interface "TO-PE1" icmp no redirects

Check Contents

Review the device configuration to determine if controls have been defined to ensure the router does not send ICMP Redirect messages out to any external interfaces.

Use the command below to verify "Redirects " is set to "Disabled":

- show router interface "TO-PE1" detail | match "Redirects"
Redirects : Disabled
Redirects : Number - 100 Time (seconds) - 10

If ICMP Redirect messages are enabled on any external interfaces, this is a finding.

Vulnerability Number

V-283851

Documentable

False

Rule Version

NOKI-RT-000330

Severity Override Guidance

Review the device configuration to determine if controls have been defined to ensure the router does not send ICMP Redirect messages out to any external interfaces.

Use the command below to verify "Redirects " is set to "Disabled":

- show router interface "TO-PE1" detail | match "Redirects"
Redirects : Disabled
Redirects : Number - 100 Time (seconds) - 10

If ICMP Redirect messages are enabled on any external interfaces, this is a finding.

Check Content Reference

M

Target Key

5746