Cisco TelePresence Video Communication Server contains a vulnerability that could allow an unauthenticated, remote attacker to bypass security restrictions on a targeted system. Updates are not available.
Description
Cisco TelePresence Video Communication Server (VCS) contains a vulnerability that could allow an unauthenticated, remote attacker to bypass security restrictions on a targeted system.
The vulnerability is due to improper processing of certain search rules processed by the affected software. An unauthenticated, remote attacker could exploit this vulnerability to access the policy service. The attacker could use this access to create a conference using Conductor. Successful exploitation could aid an attacker in conducting further attacks.
Cisco has confirmed this vulnerability; however, software updates are not available.
Warning Indicators
Cisco TelePresence VCS version X7.0.3 is vulnerable.
IntelliShield Analysis
To exploit the vulnerability, an attacker would likely need access to trusted, internal networks. This access requirement may limit the likelihood of a successful attack.
Cisco indicates through the CVSS score that functional exploit code exists; however, the code is not known to be publicly available.
Vendor Announcements
Cisco has released a security notice for Cisco bug ID CSCub67989 at the following link: CVE-2012-5444
Impact
An unauthenticated, remote attacker could exploit the vulnerability to bypass security restrictions and gain unauthorized access to the policy service use by the affected software. Successful exploitation could allow an attacker to create a conference using Conductor.
Technical Information
The vulnerability occurs when the affected software processes certain search rules. Users could bypass security restrictions imposed by the affected software and have unauthorized access to the policy service used by the affected software.
An unauthenticated, remote attacker could exploit this vulnerability to access the policy service. If successful, an attacker could create a conference using Conductor, which could be used to conduct further attacks.
Safeguards
Administrators are advised to contact the vendor regarding future updates and releases.
Administrators are advised to allow only trusted users to have network access.
Administrators are advised to monitor affected systems.
The security vulnerability applies to the following combinations of products.
Primary Products:
Cisco
Cisco TelePresence Video Communication Server (VCS
X7.0 .3
Associated Products:
N/A
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