STIGQter: STIG Summary: Symantec Edge SWG ALG Security Technical Implementation Guide Version: 1 Release: 1 Benchmark Date: 25 Nov 2025:

The Edge SWG using PKI-based user authentication must implement a local cache of revocation data to support path discovery and validation in case of the inability to access revocation information via the network.

DISA Rule

SV-279217r1170674_rule

Vulnerability Number

V-279217

Group Title

SRG-NET-000345-ALG-000099

Rule Version

SYME-00-009400

Severity

CAT II

CCI(s)

CCI-004068 - For public key-based authentication, implement a local cache of revocation data to support path discovery and validation.

Weight

Fix Recommendation

1. In the Edge SWG Web UI, navigate to the Configuration tab.
2. Go to SSL and OCSP.
3. Click "Add a Responder".
4. Under URL either set it to "from certificate" if routing to the DODIN is allowed, or if it is not, click the other items and add the local site's URL.
5. Under "Issuer CCL", select the one that includes all DOD ID CAs.
6. Under the "Response Cache TTL" is set it to either "from OCSP response" or to a value of 1 or more.
7. Ensure there are no Ignore Settings checked or enabled.

Check Contents

1. In the Edge SWG Web UI, navigate to the Configuration tab.
2. Navigate to SSL and OCSP.

If a responder is not configured, this is a finding.

If a responder is configured, but the "Response Cache TTL" is set to "0", this is a finding.

If there are any items checked under "Ignore Settings", this is a finding.

Vulnerability Number

V-279217

Documentable

False

Rule Version

SYME-00-009400

Severity Override Guidance

Check Content Reference

Target Key

5725