IBM z/OS UNIX security parameters in etc/profile must be properly specified.
Severity | Group ID | Group Title | Version | Rule ID | Date | STIG Version |
|---|---|---|---|---|---|---|
| medium | V-224088 | SRG-OS-000080-GPOS-00048 | TSS0-US-000150 | SV-224088r958472_rule | 2025-03-11 | 9 |
| Description |
|---|
| Configuring the operating system to implement organization-wide security implementation guides and security checklists ensures compliance with federal standards and establishes a common security baseline across DoD that reflects the most restrictive security posture consistent with operational requirements. |
| ℹ️ Check |
|---|
| From the ISPF Command Shell enter: ISHELL /etc/profile If the final or only instance of the UMASK command in /etc/profile is specified as "umask 077", this is not a finding. If the LOGNAME variable is marked read-only (i.e., "readonly LOGNAME") in /etc/profile, this is not a finding. |
| ✔️ Fix |
|---|
| Configure the etc/profile to specify the UMASK command is executed with a value of 077 and the LOGNAME variable is marked read-only for the /etc/profile file, exceptions are documented with the ISSO. |