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The VMM must enforce the limit of three consecutive invalid logon attempts by a user during a 15-minute time period.
Overview
| Finding ID | Version | Rule ID | IA Controls | Severity |
|---|---|---|---|---|
| V-207342 | SRG-OS-000021-VMM-000050 | SV-207342r378517_rule | Medium |
| Description |
|---|
| By limiting the number of failed login attempts, the risk of unauthorized VMM access via user password guessing, otherwise known as brute-forcing, is reduced. Limits are imposed by locking the account. This restriction may be relaxed for administrative accounts to avoid potential Denial of Service. |
| STIG | Date |
|---|---|
| Virtual Machine Manager Security Requirements Guide | 2023-09-12 |
Details
| Check Text ( C-7599r365436_chk ) |
|---|
| Verify the VMM enforces the limit of three consecutive invalid logon attempts by a user during a 15-minute time period. If it does not, this is a finding. |
| Fix Text (F-7599r365437_fix) |
|---|
| Configure the VMM to enforce the limit of three consecutive invalid logon attempts by a user during a 15-minute time period, by locking the account. |