STIGQter: STIG Summary: Application Layer Gateway Security Requirements Guide Version: 2 Release: 4 Benchmark Date: 01 Jul 2026:

The ALG that is part of a CDS, when transferring information between different security domains, must use organization-defined data type identifiers to validate data essential for information flow decisions.

DISA Rule

SV-204987r1117211_rule

Vulnerability Number

V-204987

Group Title

SRG-NET-000324

Rule Version

SRG-NET-000324-ALG-000070

Severity

CAT II

CCI(s)

• CCI-000366 - Implement the security configuration settings.
• CCI-002201 - When transferring information between different security domains, use organization-defined data type identifiers to validate data essential for information flow decisions.

Weight

10

Fix Recommendation

If the ALG is part of a CDS, configure the ALG to use organization-defined data type identifiers to validate data essential for information flow decisions.

Check Contents

If the ALG is not part of a CDS, this is not applicable.

Verify the ALG is configured to use organization-defined data type identifiers to validate data essential for information flow decisions.

If the ALG is not configured to use organization-defined data type identifiers to validate data essential for information flow decisions, this is a finding.

Vulnerability Number

V-204987

Documentable

False

Rule Version

SRG-NET-000324-ALG-000070

Severity Override Guidance

If the ALG is not part of a CDS, this is not applicable.

Verify the ALG is configured to use organization-defined data type identifiers to validate data essential for information flow decisions.

If the ALG is not configured to use organization-defined data type identifiers to validate data essential for information flow decisions, this is a finding.

Check Content Reference

M

Target Key

2904