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The /etc/shadow file must not have an extended ACL.
Overview
| Finding ID | Version | Rule ID | IA Controls | Severity |
|---|---|---|---|---|
| V-22340 | GEN001430 | SV-37371r1_rule | ECLP-1 | Medium |
| Description |
|---|
| The /etc/shadow file contains the list of local system accounts. It is vital to system security and must be protected from unauthorized modification. The file also contains password hashes which must not be accessible to users other than root. |
| STIG | Date |
|---|---|
| Red Hat Enterprise Linux 5 Security Technical Implementation Guide | 2016-07-22 |
Details
| Check Text ( None ) |
|---|
| None |
| Fix Text (F-31303r1_fix) |
|---|
| Remove the extended ACL from the file. # setfacl --remove-all /etc/shadow |