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

The ALG providing content filtering must update malicious code protection mechanisms and signature definitions whenever new releases are available in accordance with organizational configuration management procedures.

DISA Rule

SV-204968r981634_rule

Vulnerability Number

V-204968

Group Title

SRG-NET-000251

Rule Version

SRG-NET-000251-ALG-000131

Severity

CAT II

CCI(s)

• CCI-004964 - Automatically update malicious code protection mechanisms as new releases are available in accordance with organizational configuration management policy.

Weight

10

Fix Recommendation

If the ALG performs content filtering as part of the traffic management functionality, configure the ALG to automatically update malicious code protection mechanisms.

Check Contents

If the ALG does not perform content filtering as part of its traffic management functionality, this is not applicable.

Verify the ALG automatically updates malicious code protection mechanisms.

If the ALG does not automatically update malicious code protection mechanisms, this is a finding.

Vulnerability Number

V-204968

Documentable

False

Rule Version

SRG-NET-000251-ALG-000131

Severity Override Guidance

If the ALG does not perform content filtering as part of its traffic management functionality, this is not applicable.

Verify the ALG automatically updates malicious code protection mechanisms.

If the ALG does not automatically update malicious code protection mechanisms, this is a finding.

Check Content Reference

M

Target Key

2904