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V-56787

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

Finding ID
SRG-OS-000395-GPOS-00175
Rule ID
SV-71047r1_rule
Severity
Cat II
CCE
(None)
Group Title
SRG-OS-000395-GPOS-00175
CCI
CCI-002891
Target Key
(None)
Documentable
No
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.

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.

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.