← Back to Virtual Machine Manager Security Requirements Guide

V-207342

CAT II (Medium)

The VMM must enforce the limit of three consecutive invalid logon attempts by a user during a 15-minute time period.

Rule ID

SV-207342r958388_rule

STIG

Virtual Machine Manager Security Requirements Guide

Version

V2R3

CCIs

CCI-000044

Discussion

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.

Check Content

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

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.