PT-2015-1322 · Cisco · Cisco Telepresence Video Communication Server

Published 2015-06-12 · Updated 2017-01-04 · CVE-2015-0772

Positive Technologies (AI Summary)

CVSS v2.0

7.1

High

Base vector

AV:N/AC:M/Au:N/C:N/I:N/A:C

Name of the Vulnerable Software and Affected Versions Cisco TelePresence Video Communication Server (VCS) version X8.5RC4

Description The issue is caused by resource management errors in the device's software. It allows a remote attacker to cause a denial of service, potentially leading to CPU consumption or device outage, by sending a specially crafted SDP parameter-negotiation request during a SIP connection.

Recommendations For Cisco TelePresence Video Communication Server (VCS) version X8.5RC4, consider restricting access to the SDP parameter-negotiation request during SIP connections until a patch is available. As a temporary workaround, disabling the vulnerable function related to SDP session handling may help minimize the risk of exploitation. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Weakness Enumeration

CWE-399

Related Identifiers

BDU:2015-10390

CVE-2015-0772

Affected Products

Cisco Telepresence Video Communication Server

References · 4

• https://bdu.fstec.ru/vul/2015-10390 · Security Note
• http://tools.cisco.com/security/center/viewAlert.x?alertId=39240 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2015-0772 · Security Note
• http://securitytracker.com/id/1032540 · Note