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

The ALG must fail securely in the event of an operational failure.

DISA Rule

SV-205009r1138084_rule

Vulnerability Number

V-205009

Group Title

SRG-NET-000365

Rule Version

SRG-NET-000365-ALG-000123

Severity

CAT II

CCI(s)

CCI-001126 - Prevent systems from entering unsecure states in the event of an operational failure of a boundary protection device.

Weight

Fix Recommendation

Configure the ALG to fail securely in the event of an operational failure.

Check Contents

Verify the ALG fails securely in the event of an operational failure.

If the ALG does not fail securely in the event of an operational failure, this is a finding.

Vulnerability Number

V-205009

Documentable

False

Rule Version

SRG-NET-000365-ALG-000123

Severity Override Guidance

Verify the ALG fails securely in the event of an operational failure.

If the ALG does not fail securely in the event of an operational failure, this is a finding.

Check Content Reference

Target Key

2904