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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-22306 | GEN000750 | SV-26324r2_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 10 SPARC SECURITY TECHNICAL IMPLEMENTATION GUIDE | 2016-06-22 |
Details
| Check Text ( C-27439r2_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-23479r2_fix) |
|---|
| Edit /etc/default/passwd and set or add a MINDIFF setting equal to or greater than 8. |