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AIX must enforce a delay of at least 4 seconds between login prompts following a failed login attempt.
Overview
| Finding ID | Version | Rule ID | IA Controls | Severity |
|---|---|---|---|---|
| V-91569 | AIX7-00-003029 | SV-101667r1_rule | Medium |
| Description |
|---|
| Limiting the number of login attempts over a certain time interval reduces the chances that an unauthorized user may gain access to an account. |
| STIG | Date |
|---|---|
| IBM AIX 7.x Security Technical Implementation Guide | 2020-02-24 |
Details
| Check Text ( C-90723r1_chk ) |
|---|
| From the command prompt, run the following command to check the default "logindelay" value: # lssec -f /etc/security/login.cfg -s default -a logindelay The above command should yield the following output: default logindelay=4 If the above command displays the "logindelay" value less than "4", this is a finding. |
| Fix Text (F-97767r1_fix) |
|---|
| From the command prompt, run the following command to set "logindelay=4" for the default stanza in "/etc/security/login.cfg": # chsec -f /etc/security/login.cfg -s default -a logindelay=4 |