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The system must prohibit the reuse of passwords within five iterations.


Overview

Finding ID Version Rule ID IA Controls Severity
V-4084 GEN000800 SV-27132r1_rule IAIA-1 IAIA-2 Medium
Description
If a user, or root, used the same password continuously or was allowed to change it back shortly after being forced to change it to something else, it would provide a potential intruder with the opportunity to keep guessing at one user's password until it was guessed correctly.
STIG Date
SOLARIS 10 X86 SECURITY TECHNICAL IMPLEMENTATION GUIDE 2018-04-10

Details

Check Text ( C-28050r1_chk )
Check the HISTORY setting.
# grep HISTORY /etc/default/passwd
If HISTORY is not set to 5 or more, this is a finding.
Fix Text (F-24399r1_fix)
Edit /etc/default/passwd and set HISTORY to 5.