Cisco Security Advisory
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AV:N/AC:L/Au:N/C:N/I:N/A:C/E:F/RL:OF/RC:C
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Cisco TelePresence Server contains a buffer overflow vulnerability in the Conference Control Protocol API that could allow an unauthenticated, remote attacker to cause a denial of service (DoS) condition.
Cisco has released software updates that address this vulnerability. No workarounds that mitigate this vulnerability are available.
This advisory is available at the following link:
http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20150916-tps
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Vulnerable Products
All releases of Cisco TelePresence Server software prior to 4.1(2.33) running on the following products are affected by this vulnerability:
- Cisco TelePresence Server 7010
- Cisco TelePresence Server MSE 8710
- Cisco TelePresence Server on Multiparty Media 310
- Cisco TelePresence Server on Multiparty Media 320
- Cisco TelePresence Server on Virtual Machine
Products Confirmed Not Vulnerable
No other Cisco products are currently known to be affected by this vulnerability.
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Cisco TelePresence Server offers workers business-quality intuitive video conferencing and interoperates with Cisco Unified Communications Manager, Cisco TelePresence Management Suite, and Cisco TelePresence Conductor.
Cisco TelePresence Server contains a buffer overflow vulnerability in the Conference Control Protocol API that could allow an unauthenticated, remote attacker to cause a DoS condition.
The vulnerability is likely to result in only a DoS condition due to input sanitization performed on the user-supplied data before it is copied into the affected buffer. An attacker could exploit this vulnerability by providing a crafted URL that is designed to trigger the overflow condition.
This vulnerability is documented in Cisco bug ID CSCuu28277 (registered customers only) and has been assigned Common Vulnerabilities and Exposures (CVE) ID CVE-2015-6284.
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There is no workaround that mitigates this vulnerability.
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Cisco has released software updates that address this vulnerability.
Cisco TelePresence Server can be downloaded from the Software Center on Cisco.com by visiting http://www.cisco.com/cisco/software/navigator.html Downloads Home > Products > Conferencing > Video Conferencing > Multiparty Conferencing > TelePresence Server.
When considering software upgrades, customers are advised to consult the Cisco Security Advisories, Responses, and Alerts archive at http://www.cisco.com/go/psirt and review subsequent advisories to determine exposure and a complete upgrade solution.
In all cases, customers should ensure that the devices to be upgraded contain sufficient memory and confirm that current hardware and software configurations will continue to be supported properly by the new release. If the information is not clear, customers are advised to contact the Cisco Technical Assistance Center (TAC) or their contracted maintenance providers.
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The Cisco Product Security Incident Response Team (PSIRT) is not aware of any public announcements or malicious use of the vulnerability that is described in this advisory.
This vulnerability was found during internal testing.
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To learn about Cisco security vulnerability disclosure policies and publications, see the Security Vulnerability Policy. This document also contains instructions for obtaining fixed software and receiving security vulnerability information from Cisco.
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Show LessRevision 1.0 2015-September-16 Initial public release.
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