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The Photon operating system must use the pam_cracklib module.


Finding ID Version Rule ID IA Controls Severity
V-239146 PHTN-67-000075 SV-239146r816654_rule Medium
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.
VMware vSphere 6.7 Photon OS Security Technical Implementation Guide 2022-06-17


Check Text ( C-42357r675244_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.
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

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