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The "at" directory must not have an extended ACL.
Overview
| Finding ID | Version | Rule ID | IA Controls | Severity |
|---|---|---|---|---|
| V-22395 | GEN003410 | SV-37523r1_rule | ECLP-1 | Medium |
| Description |
|---|
| If the "at" directory has an extended ACL, unauthorized users could be allowed to view or to edit files containing sensitive information within the "at" directory. Unauthorized modifications could result in Denial of Service to authorized "at" jobs. |
| STIG | Date |
|---|---|
| Red Hat Enterprise Linux 5 Security Technical Implementation Guide | 2016-06-01 |
Details
| Check Text ( C-36184r1_chk ) |
|---|
| Check the permissions of the directory. # ls -lLd /var/spool/at If the permissions include a '+', the file has an extended ACL. If the file has an extended ACL and it has not been documented with the IAO, this is a finding. |
| Fix Text (F-31438r1_fix) |
|---|
| Remove the extended ACL from the directory. # setfacl --remove-all /var/spool/at |