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The system must prohibit the reuse of passwords within five iterations.
Overview
| Finding ID | Version | Rule ID | IA Controls | Severity |
|---|---|---|---|---|
| V-63233 | ESXI-06-000032 | SV-77723r1_rule | Medium |
| Description |
|---|
| If a user, or root, used the same password continuously or was allowed to change it back shortly after being forced to change it to something else, it would provide a potential intruder with the opportunity to keep guessing at one user's password until it was guessed correctly. |
| STIG | Date |
|---|---|
| VMware vSphere ESXi 6.0 Security Technical Implementation Guide | 2017-07-11 |
Details
| Check Text ( C-63967r1_chk ) |
|---|
| To verify the remember setting, run the following command: # grep -i "^password" /etc/pam.d/passwd | grep sufficient If the remember setting is not set or is not "remember=5", this is a finding. |
| Fix Text (F-69151r1_fix) |
|---|
| To set the remember option, add or correct the following line in "/etc/pam.d/passwd": password sufficient /lib/security/$ISA/pam_unix.so use_authtok nullok shadow sha512 remember=5 |