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Cisco Bug: CSCus96593 - Cisco TP VCS and Expressway SDP Media Description DoS Vulnerability

Last Modified

Jun 28, 2017

Products (3)

  • Cisco TelePresence Video Communication Server (VCS)
  • Cisco TelePresence Video Communication Server Model
  • Cisco Expressway

Known Affected Releases

X8.1.1

Description (partial)

Symptoms:
Cisco TelePresence Video Communication Server (VCS), Cisco Expressway and Cisco TelePresence Conductor contain the following vulnerabilities:

    SDP Media Description Denial of Service Vulnerability
    Authentication Bypass Vulnerability

Successful exploitation of the SDP Media Description Denial of Service Vulnerability may cause the affected system to reload.
Successful exploitation of the Authentication Bypass Vulnerability may allow an attacker to bypass authentication and log in to the system with
the privileges of an administrator.

Cisco has released free software updates that address these vulnerabilities. Workarounds that mitigate these vulnerabilities are not available.
This advisory is available at the following link:
http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20150311-vcs

Conditions:
See published Cisco Security Advisory
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Bug Details Include

  • Full Description (including symptoms, conditions and workarounds)
  • Status
  • Severity
  • Known Fixed Releases
  • Related Community Discussions
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