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User passwords must be changed at least every 60 days.
Overview
| Finding ID | Version | Rule ID | IA Controls | Severity |
|---|---|---|---|---|
| V-11976 | GEN000700 | SV-38939r1_rule | IAIA-1 IAIA-2 | Medium |
| Description |
|---|
| Limiting the lifespan of authenticators limits the period of time an unauthorized user has access to the system while using compromised credentials and reduces the period of time available for password-guessing attacks to run against a single password. |
| STIG | Date |
|---|---|
| AIX 6.1 Security Technical Implementation Guide | 2012-05-25 |
Details
| Check Text ( C-28049r1_chk ) |
|---|
| Check the maxage field for each user. The field represents the number of weeks a password is valid. Procedure: # /usr/sbin/lsuser -a maxage ALL If the maxage field is 0 or greater than 8 for any user, this is a finding. |
| Fix Text (F-32059r1_fix) |
|---|
| Use the chsec command to set the maxage field to 8 for each user. # chsec -f /etc/security/user -s default -a maxage=8 # chuser maxage=8 < user id > |