OL08-00-020300 - OL 8 must prevent the use of dictionary words for passwords.

Information

If OL 8 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.

Solution

Configure OL 8 to prevent the use of dictionary words for passwords.

Add or update the following line in the "/etc/security/pwquality.conf" file or a configuration file in the "/etc/security/pwquality.conf.d/" directory:

dictcheck=1

Remove any configurations that conflict with the above value.

See Also

https://dl.dod.cyber.mil/wp-content/uploads/stigs/zip/U_Oracle_Linux_8_V2R8_STIG.zip