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

The operating system must initiate a session lock after a 15-minute period of inactivity for all connection types.

DISA Rule

SV-203599r958402_rule

Vulnerability Number

V-203599

Group Title

SRG-OS-000029

Rule Version

SRG-OS-000029-GPOS-00010

Severity

CAT II

CCI(s)

• CCI-000057 - The information system initiates a session lock after the organization-defined time period of inactivity.

Weight

10

Fix Recommendation

Configure the operating system to initiate a session lock after a 15-minute period of inactivity for all connection types.

Check Contents

Verify the operating system initiates a session lock after a 15-minute period of inactivity for all connection types. If it does not, this is a finding.

Vulnerability Number

V-203599

Documentable

False

Rule Version

SRG-OS-000029-GPOS-00010

Severity Override Guidance

Verify the operating system initiates a session lock after a 15-minute period of inactivity for all connection types. If it does not, this is a finding.

Check Content Reference

M

Target Key

2895