CA-ACF2 must prevent the use of dictionary words for passwords.

Severity
Group ID
Group Title
Version
Rule ID
Date
STIG Version
mediumV-223477SRG-OS-000480-GPOS-00225ACF2-ES-000590SV-223477r1001097_rule2025-03-119
Description
If the operating system allows the user to select passwords based on dictionary words, then this increases the chances of password compromise by increasing the opportunity for successful guesses and brute-force attacks.
ℹ️ Check
From the ISPF Command Shell enter: ACF to enter ACF2 Command shell enter SHOW STATE If "PSWDRSV = NO", this is a finding. If "PSWDRSVW = NO", this is a finding. SHOW PSwdopts Reserved Words and Prefixes APPL APR ASDF AUG BASIC CADAM DEC DEMO FEB FOCUS GAME IBM JAN JUL JUN LOG MAR MAY NET NEW NOV OCT PASS ROS SEP SIGN SYS TEST TSO VALID VTAM XXX 1234
✔️ Fix
Configure the GSO record to include PSWDRSV and PSWDRSVW.