ACF2 TSO2741 GSO record values must be set to obliterate the logon password on 2741 devices.

Severity
Group ID
Group Title
Version
Rule ID
Date
STIG Version
mediumV-223511SRG-OS-000079-GPOS-00047ACF2-ES-000940SV-223511r958470_rule2025-03-119
Description
To prevent the compromise of authentication information, such as passwords during the authentication process, the feedback from the operating system must not provide any information allowing an unauthorized user to compromise the authentication mechanism.
ℹ️ Check
From the ISPF Command Shell enter: ACF <enter> SET CONTROL(GSO) LIST TSO2741 If the GSO TSO2741 record values conform to the following requirements, this is not a finding. BS(16) LENGTH(8) M1(X) M2(N) M3(Z) M4(M) STRING()
✔️ Fix
Define a cross out string used to obliterate the logon password on 2741 devices. Ensure the GSO TSO2741 record values conform to the following requirements. BS(16) LENGTH(8) M1(X) M2(N) M3(Z) M4(M) STRING() Example: SET C(GSO) INSERT TSO2741 BS(16) LENGTH(8) M1(X) M2(N) M3(Z) M4(M) STRING() F ACF2,REFRESH(TSO2741)