Finding ID | Version | Rule ID | IA Controls | Severity |
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V-6987 | ZUSS0043 | SV-7290r2_rule | DCCS-1 DCCS-2 | Medium |
Description |
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User identifiers (ACF2 logonids, RACF userids, and Top Secret ACIDs), groups, and started tasks that use z/OS UNIX facilities are defined to an ACP with attributes including UID and GID. If these attributes are not correctly defined, data access or command privilege controls could be compromised. |
STIG | Date |
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z/OS ACF2 STIG | 2019-03-26 |
Check Text ( C-3932r1_chk ) |
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a) Refer to the following reports produced by the ACP Data Collection: ACF2 - ACF2CMDS.RPT(OMVSUSER) - ACF2CMDS.RPT(LOGONIDS) RACF - RACFCMDS.RPT(LISTUSER) TSS - TSSCMDS.RPT(@ACIDS) b) If OMVS is defined as follows, there is NO FINDING: 1) No access to interactive on-line facilities (e.g., TSO, CICS, etc.) 2) Default group specified as OMVSGRP or STCOMVS 3) UID(0) 4) HOME directory specified as “/” 5) Shell program specified as “/bin/sh” c) If OMVS is not defined as specified in (b) above, this is a FINDING |
Fix Text (F-18962r1_fix) |
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The systems programmer will verify that OMVS is defined as specified below: 1) No access to interactive on-line facilities (e.g., TSO, CICS, etc.) 2) Default group specified as OMVSGRP or STCOMVS 3) UID(0) 4) HOME directory specified as “/” 5) Shell program specified as “/bin/sh” |