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The system must use a FIPS 140-2 approved cryptographic hashing algorithm for generating account password hashes (libuser.conf).
Overview
| Finding ID | Version | Rule ID | IA Controls | Severity |
|---|---|---|---|---|
| V-50937 | OL6-00-000064 | SV-65143r1_rule | Medium |
| Description |
|---|
| Using a stronger hashing algorithm makes password cracking attacks more difficult. |
| STIG | Date |
|---|---|
| Oracle Linux 6 Security Technical Implementation Guide | 2020-05-15 |
Details
| Check Text ( C-53389r1_chk ) |
|---|
| Inspect "/etc/libuser.conf" and ensure the following line appears in the "[default]" section: crypt_style = sha512 If it does not, this is a finding. |
| Fix Text (F-55737r1_fix) |
|---|
| In "/etc/libuser.conf", add or correct the following line in its "[defaults]" section to ensure the system will use the SHA-512 algorithm for password hashing: crypt_style = sha512 |