STIGQter: STIG Summary: A10 Networks ADC ALG Security Technical Implementation Guide Version: 2 Release: 1 Benchmark Date: 23 Apr 2021:

The A10 Networks ADC must protect against TCP and UDP Denial of Service (DoS) attacks by employing Source-IP based connection-rate limiting.

DISA Rule

SV-237049r639594_rule

Vulnerability Number

V-237049

Group Title

SRG-NET-000362-ALG-000112

Rule Version

AADC-AG-000099

Severity

CAT I

CCI(s)

• CCI-002385 - The information system protects against or limits the effects of organization-defined types of denial of service attacks by employing organization-defined security safeguards.

Weight

10

Fix Recommendation

The following command configures Source-IP based connection rate limiting:
slb conn-rate-limit src-ip [tcp | udp] conn-limit per [100 | 1000] [exceed-action [log] [lock-out lockout-period]]

Note: Thresholds are specific to the expected traffic for the system or enclave.

Check Contents

Review the device configuration.

The following command displays the device configuration and filters the output on the string "slb conn-rate-limit":
show run | inc slb conn-rate-limit

If Source-IP based connection rate limiting is not configured, this is a finding.

If no lockout period is configured as an action, this is a finding.

Vulnerability Number

V-237049

Documentable

False

Rule Version

AADC-AG-000099

Severity Override Guidance

Review the device configuration.

The following command displays the device configuration and filters the output on the string "slb conn-rate-limit":
show run | inc slb conn-rate-limit

If Source-IP based connection rate limiting is not configured, this is a finding.

If no lockout period is configured as an action, this is a finding.

Check Content Reference

M

Target Key

5285

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