The /etc/passwd file must not contain password hashes.
Overview
| Finding ID | Version | Rule ID | IA Controls | Severity |
|---|---|---|---|---|
| V-22347 | GEN001470 | SV-64581r1_rule | Medium |
| Description |
|---|
| If password hashes are readable by non-administrators, the passwords are subject to attack through lookup tables or cryptographic weaknesses in the hashes. |
| STIG | Date |
|---|---|
| Oracle Linux 5 Security Technical Implementation Guide | 2020-02-25 |
Details
| Check Text ( C-52997r1_chk ) |
|---|
| Verify no password hashes are present in /etc/passwd. # cut -d : -f 2 /etc/passwd | egrep -v '^(x|\*)$' If any password hashes are returned, this is a finding. |
| Fix Text (F-55177r1_fix) |
|---|
| Migrate /etc/passwd password hashes to /etc/shadow. # pwconv |