Finding ID | Version | Rule ID | IA Controls | Severity |
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V-3165 | NET0960 | SV-16143r1_rule | ECSC-1 | Medium |
Description |
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The TCP SYN attack involves transmitting a volume of connections that cannot be completed at the destination. This attack causes the connection queues to fill up, thereby denying service to legitimate TCP users. |
STIG | Date |
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Perimeter Router Security Technical Implementation Guide Cisco | 2015-07-01 |
Check Text ( C-3603r2_chk ) |
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Review the device configuration to determine if TCP Intercept has been configured to mitigate TCP SYN Flood attacks. If TCP Intercept has not been implemented, this is a finding. |
Fix Text (F-3190r2_fix) |
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Configure the device to use TCP Intercept to protect against TCP SYN attacks from outside the network. |