STIGQter: STIG Summary: Mainframe Product Security Requirements Guide Version: 3 Release: 5 Benchmark Date: 01 Jul 2026:

The Mainframe Product, when using PKI-based authentication, must enforce authorized access to the corresponding private key.

DISA Rule

SV-205506r961041_rule

Vulnerability Number

V-205506

Group Title

SRG-APP-000176

Rule Version

SRG-APP-000176-MFP-000243

Severity

CAT II

CCI(s)

• CCI-000186 - For public key-based authentication, enforce authorized access to the corresponding private key.

Weight

10

Fix Recommendation

Configure the Mainframe Product account management settings to enforce authorized access to the corresponding private key when using PKI-based authentication.

Check Contents

If the Mainframe Product employs an external security manager (ESM) for all account management functions, this is not applicable.

Examine user account management configurations.

If the Mainframe Product account management configurations do not enforce authorized access to the corresponding private key when using PKI-based authentication, this is a finding.

Vulnerability Number

V-205506

Documentable

False

Rule Version

SRG-APP-000176-MFP-000243

Severity Override Guidance

If the Mainframe Product employs an external security manager (ESM) for all account management functions, this is not applicable.

Examine user account management configurations.

If the Mainframe Product account management configurations do not enforce authorized access to the corresponding private key when using PKI-based authentication, this is a finding.

Check Content Reference

M

Target Key

2906