STIGQter: STIG Summary: General Purpose Operating System Security Requirements Guide Version: 3 Release: 3 Benchmark Date: 28 Oct 2025:

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

DISA Rule

SV-203594r958388_rule

Vulnerability Number

V-203594

Group Title

SRG-OS-000021

Rule Version

SRG-OS-000021-GPOS-00005

Severity

CAT II

CCI(s)

• CCI-000044 - Enforce the organization-defined limit of consecutive invalid logon attempts by a user during the organization-defined time period.

Weight

10

Fix Recommendation

Configure the operating system to enforce the limit of three consecutive invalid logon attempts by a user during a 15-minute time period.

Check Contents

Verify that the operating system 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.

Vulnerability Number

V-203594

Documentable

False

Rule Version

SRG-OS-000021-GPOS-00005

Severity Override Guidance

Verify that the operating system 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.

Check Content Reference

M

Target Key

2895