Vulnerability Bulletins |
Cisco Virtual Topology System TCP Connection Functionality Denial of Service Vulnerability |
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| Affected software | Cisco |
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A vulnerability in TCP connection handling by Cisco Virtual Topology System (VTS) devices could allow an unauthenticated, remote attacker to disable TCP ports and cause a denial of service (DoS) condition due to high CPU and memory utilization.The vulnerability is due to a lack of rate limiting in the TCP listen application. An attacker could exploit this vulnerability by sending a crafted TCP traffic stream in which specific types of TCP packets are flooded to an affected device. An example More info: http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20151123-vts?vs_f=Cisco%20Security%20Advisory&vs_cat=Security%20Intelligence&vs_type=RSS&vs_p=Cisco%20Virtual%20Topology%20System%20TCP%20Connection%20Functionality%20Denia |
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