The system administrator will ensure SSH timeout value is set to 60 seconds or less, causing incomplete SSH connections to shut down after 60 seconds or less.

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The system administrator will ensure SSH timeout value is set to 60 seconds or less, causing incomplete SSH connections to shut down after 60 seconds or less.

Overview

Finding ID	Version	Rule ID	IA Controls	Severity
V-5612	NET1645	SV-5612r5_rule	ECSC-1	Medium

Description
Reducing the broken telnet session expiration time to 60 seconds or less strengthens the device from being attacked by use of an expired session.

STIG	Date
WLAN Access Point (Enclave-NIPRNet Connected) Security Technical Implementation Guide	2011-10-07

Details

Check Text ( C-3534r4_chk )
Base Procedure: Review the configuration and verify that the timeout is set for 60 seconds or less. The SSH service terminates the connection if protocol negotiation (that includes user authentication) is not complete within this timeout period.

Fix Text (F-5523r2_fix)
Implement Secure Shell Timeout.