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The Photon operating system must use the pam_cracklib module.
Overview
| Finding ID | Version | Rule ID | IA Controls | Severity |
|---|---|---|---|---|
| V-239146 | PHTN-67-000075 | SV-239146r863032_rule | Medium |
| Description |
|---|
| If the operating system 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. |
| STIG | Date |
|---|---|
| VMware vSphere 6.7 Photon OS Security Technical Implementation Guide | 2022-09-27 |
Details
| Check Text ( C-42357r863031_chk ) |
|---|
| At the command line, execute the following command: # grep pam_cracklib /etc/pam.d/system-password If the output does not return at least "password requisite pam_cracklib.so", this is a finding. NOTE: After the fix is implemented, the check will not pass until either a reboot is performed or both files are modified, which happens automatically on reboot. |
| Fix Text (F-42316r816653_fix) |
|---|
| Open /etc/applmgmt/appliance/system-password with a text editor. Comment out any existing "pam_cracklib.so" line and add the following: password requisite pam_cracklib.so dcredit=-1 ucredit=-1 lcredit=-1 ocredit=-1 minlen=8 minclass=4 difok=4 retry=3 maxsequence=0 enforce_for_root Save and close. |