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CCE
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CCE-8472-3

Platform: win2k3Date: (C)2010-04-20   (M)2017-07-31



The number of SYN-ACK retransmissions sent when attempting to respond to a SYN request should be configured correctly.


Parameter: (1) Number of retransmissions


Technical Mechanism: (1) HKLM\System\CurrentControlSet\Services\Tcpip\Parameters\TcpMaxConnectResponseRetransmissions (2) Computer Configuration\Windows Settings\Local Policies\Security Options\MSS: (TCPMaxConnectResponseRetransmissions) SYN-ACK retransmissions when a connection request is not acknowledged

References:

Resource IdReference
Old v4 CCE IDCCE-577
Microsoft Windows Server 2003 Security Guide, version April 26, 2006Table 4.28 TCP/IP Registry Entry Recommendations: TcpMaxConnectResponseRetransmissions, 2 (Legacy, Enterprise and Specialized Security)
Microsoft Online Documentationhttp://technet.microsoft.com/en-us/library/cc938208.aspx
SCAP Repo OVAL Definitionoval:org.secpod.oval:def:8488
BITS Shared Assessments SIG v6.0BITS Shared Assessments SIG v6.0
Jericho ForumJericho Forum
HIPAA/HITECH ActHIPAA/HITECH Act
FedRAMP Security Controls(Final Release Jan 2012)--LOW IMPACT LEVEL--FedRAMP Security Controls(Final Release Jan 2012)--LOW IMPACT LEVEL--
ISO/IEC 27001-2005ISO/IEC 27001-2005
COBIT 4.1COBIT 4.1
GAPP (Aug 2009)GAPP (Aug 2009)
NERC CIPNERC CIP
NIST SP800-53 R3NIST SP800-53 R3 AC-4
NIST SP800-53 R3NIST SP800-53 R3 AC-6
NIST SP800-53 R3NIST SP800-53 R3 SC-5
PCIDSS v2.0PCIDSS v2.0
FedRAMP Security Controls(Final Release Jan 2012)--MODERATE IMPACT LEVEL--FedRAMP Security Controls(Final Release Jan 2012)--MODERATE IMPACT LEVEL--
BITS Shared Assessments AUP v5.0BITS Shared Assessments AUP v5.0


CPE    13
cpe:/o:microsoft:windows_server_2003::gold:itanium
cpe:/o:microsoft:windows_server_2003::sp1:x86
cpe:/o:microsoft:windows_server_2003::gold:x86
cpe:/o:microsoft:windows_server_2003::sp2:x86
...
OVAL    1
oval:org.secpod.oval:def:8488
XCCDF    5
xccdf_org.secpod_benchmark_cip_std_ver3_Windows_2003
xccdf_nist_benchmark_Windows_server_2003
xccdf_org.secpod_benchmark_general_Windows_2003
xccdf_hipaa_benchmark_Windows__server_2003
...

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