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The at.allow file must not have an extended ACL.
Overview
| Finding ID | Version | Rule ID | IA Controls | Severity |
|---|---|---|---|---|
| V-22390 | GEN003245 | SV-38786r1_rule | ECLP-1 | Medium |
| Description |
|---|
| File system extended ACLs provide access to files beyond what is allowed by the mode numbers of the files. Unauthorized modification of the at.allow file could result in Denial of Service to authorized at users and the granting of the ability to run at jobs to unauthorized users. |
| STIG | Date |
|---|---|
| AIX 6.1 SECURITY TECHNICAL IMPLEMENTATION GUIDE | 2018-09-18 |
Details
| Check Text ( C-37251r1_chk ) |
|---|
| #aclget /var/adm/cron/at.allow Verify if extended permissions are disabled. If extended permissions are not disabled, this is a finding. |
| Fix Text (F-32477r1_fix) |
|---|
| Remove the extended ACL from the at.allow file and disable extended permissions. #acledit /var/adm/cron/at.allow |