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Cisco Bug: CSCvh95264 - Cisco TelePresence Video Communication Server (VCS) Expressway Denial Of Service Vulnerability

Last Modified

Apr 26, 2019

Products (1)

  • Cisco TelePresence Video Communication Server (VCS)

Known Affected Releases

X8.10 X8.11

Description (partial)

Symptom:
A vulnerability in file descriptor handling of Cisco TelePresence Video Communication Server (VCS) Expressway could allow an unauthenticated, remote attacker to cause a denial of service (DoS) condition.

The vulnerability is due to exhaustion of file descriptors while processing a high volume of traffic. An attacker could exploit this vulnerability by establishing a high number of concurrent TCP connections to the vulnerable system. An exploit could allow the attacker to cause a restart in a specific process, resulting in a temporary interruption of service.

There are no workarounds that address this vulnerability.

This advisory is available at the following link:
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20180620-vcse-dos

Conditions:
Please refer to the Security Advisory.
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Bug Details Include

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