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All AIX Group Identifiers (GIDs) referenced in the /etc/passwd file must be defined in the /etc/group file.
Overview
| Finding ID | Version | Rule ID | IA Controls | Severity |
|---|---|---|---|---|
| V-215339 | AIX7-00-003033 | SV-215339r508663_rule | Medium |
| Description |
|---|
| If a user is assigned the GID of a group not existing on the system, and a group with that GID is subsequently created, the user may have unintended rights to the group. |
| STIG | Date |
|---|---|
| IBM AIX 7.x Security Technical Implementation Guide | 2020-09-11 |
Details
| Check Text ( C-16537r294468_chk ) |
|---|
| Verify that there are no GIDs referenced in "/etc/passwd" that are not defined in "/etc/group": # cut -d: -f4 /etc/passwd 0 1 2 3 4 203 204 # cut -d: -f3 /etc/group 0 1 2 3 4 203 204 If there are GID's listed in the "/etc/passwd" file that are not listed in the "/etc/group" file, this is a finding. |
| Fix Text (F-16535r294469_fix) |
|---|
| Add a group to the system for each GID referenced without a corresponding group by running "mkgroup" command. |