Finding ID | Version | Rule ID | IA Controls | Severity |
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V-73973 | CISR-ND-000015 | SV-88647r2_rule | Medium |
Description |
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By limiting the number of failed login attempts, the risk of unauthorized system access via user password guessing, otherwise known as brute-forcing, is reduced. |
STIG | Date |
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Cisco IOS XE Release 3 NDM Security Technical Implementation Guide | 2018-03-08 |
Check Text ( C-74055r5_chk ) |
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Verify that the Cisco IOS XE router limits the number of consecutive invalid logon attempts to "3" within "15" minutes. The configuration should look similar to the example below: ip ssh authentication-retries 3 login block-for 600 attempts 3 within 900 If the number of consecutive logon attempts is not set to "3" within "15" minutes, this is a finding. |
Fix Text (F-80513r4_fix) |
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Configure SSH using: ip ssh authentication-retries 3 login block-for 600 attempts 3 within 900 |