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The system must require at least eight characters be changed between the old and new passwords during a password change.
Overview
| Finding ID | Version | Rule ID | IA Controls | Severity |
|---|---|---|---|---|
| V-47967 | SOL-11.1-040060 | SV-60839r2_rule | Medium |
| Description |
|---|
| To ensure password changes are effective in their goals, the system must ensure old and new passwords have significant differences. Without significant changes, new passwords may be easily guessed based on the value of a previously compromised password. |
| STIG | Date |
|---|---|
| Solaris 11 SPARC Security Technical Implementation Guide | 2018-09-05 |
Details
| Check Text ( C-50403r1_chk ) |
|---|
| Check /etc/default/passwd to verify the MINDIFF setting. # grep ^MINDIFF /etc/default/passwd If the setting is not present, or is less than 8, this is a finding. |
| Fix Text (F-51579r1_fix) |
|---|
| The root role is required. # pfedit /etc/default/passwd Search for MINDIFF. Change the line to read: MINDIFF=8 |