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RHEL 10 must automatically exit interactive command shell user sessions after 15 minutes of inactivity.

Overview

Finding IDVersionRule IDIA ControlsSeverity
V-281295RHEL-10-700920SV-281295r1166837_ruleCCI-001133medium
Description
Terminating an idle interactive command shell user session within a short time period reduces the window of opportunity for unauthorized personnel to take control of it when left unattended in a virtual terminal or physical console. Satisfies: SRG-OS-000163-GPOS-00072, SRG-OS-000029-GPOS-00010
STIGDate
Red Hat Enterprise Linux 10 Security Technical Implementation Guide2026-03-11

Related Frameworks

1 mapping across 4 frameworks
SCF0 mappings

No source states a mapping between these directly.

Also reachable in 3 hops (1) derived by us, not asserted by any source

Each of these is a route we composed by chaining published mappings. No publisher states a relationship between the two endpoints.

NET-07Network Connection Termination
1.00
NIST 800-530 mappings

No source states a mapping between these directly.

Also reachable in 2 hops (24) derived by us, not asserted by any source

Each of these is a route we composed by chaining published mappings. No publisher states a relationship between the two endpoints.

AC-11Device Lock
1.00
AC-11(1)Pattern-hiding Displays
1.00
AC-12Session Termination
1.00
AC-12(2)Termination Message
1.00
AC-2(1)Automated System Account Management
1.00
AC-2(11)Usage Conditions
1.00
AC-2(2)Automated Temporary and Emergency Account Management
1.00
AC-2(3)Disable Accounts
1.00
AC-2(4)Automated Audit Actions
1.00
AC-7Unsuccessful Logon Attempts
1.00

+14 more (top 10 by confidence shown)

NIST 800-1710 mappings

No source states a mapping between these directly.

Also reachable in 3 hops (1) derived by us, not asserted by any source

Each of these is a route we composed by chaining published mappings. No publisher states a relationship between the two endpoints.

3.13.9
1.00
CCI1 mapping
CCI-001133
1.00

Details

Check Text (C-281295r1166837_chk)

Verify RHEL 10 is configured to exit interactive command shell user sessions after 10 minutes of inactivity or less with the following command: $ sudo grep -i tmout /etc/profile /etc/profile.d/*.sh /etc/profile.d/tmout.sh:declare -xr TMOUT=600 If "TMOUT" is not set to "600" or less in a script located in the "/etc/'profile.d/" directory, is missing, or is commented out, this is a finding.

Fix Text (F-85761r1166836_fix)

Configure RHEL 10 to exit interactive command shell user sessions after 15 minutes of inactivity. Add or edit the following line in "/etc/profile.d/tmout.sh": #!/bin/bash declare -xr TMOUT=600