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← Back to General Purpose Operating System Security Requirements Guide

V-203738

CAT II (Medium)

The operating system must verify remote disconnection at the termination of nonlocal maintenance and diagnostic sessions, when used for nonlocal maintenance sessions.

Rule ID

SV-203738r958852_rule

STIG

General Purpose Operating System Security Requirements Guide

Version

V3R3

CCIs

CCI-002891

Discussion

If the remote connection is not closed and verified as closed, the session may remain open and be exploited by an attacker; this is referred to as a zombie session. Remote connections must be disconnected and verified as disconnected when nonlocal maintenance sessions have been terminated and are no longer available for use.

Check Content

Verify the operating system verifies remote disconnection at the termination of nonlocal maintenance and diagnostic sessions, when used for nonlocal maintenance sessions. If it does not, this is a finding.

Fix Text

Configure the operating system to verify remote disconnection at the termination of nonlocal maintenance and diagnostic sessions, when used for nonlocal maintenance sessions.