SLEM 5 must prevent the use of dictionary words for passwords.
Severity | Group ID | Group Title | Version | Rule ID | Date | STIG Version |
|---|---|---|---|---|---|---|
| medium | V-261381 | SRG-OS-000480-GPOS-00225 | SLEM-05-611030 | SV-261381r996574_rule | 2025-05-08 | 1 |
| Description |
|---|
| If SLEM 5 allows the user to select passwords based on dictionary words, this increases the chances of password compromise by increasing the opportunity for successful guesses and brute-force attacks. |
| ℹ️ Check |
|---|
| Verify SLEM 5 prevents the use of dictionary words for passwords with the following command: > grep pam_cracklib.so /etc/pam.d/common-password password requisite pam_cracklib.so If the second column value is different from "requisite", the line is commented out, or the line is missing, this is a finding. |
| ✔️ Fix |
|---|
| Configure SLEM 5 to prevent the use of dictionary words for passwords. Edit "/etc/pam.d/common-password" and add the following line: password requisite pam_cracklib.so |