Cisco Security Advisory
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AV:N/AC:L/Au:N/C:C/I:C/A:C/E:H/RL:OF/RC:C
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A vulnerability in the WIL-A module of Cisco TelePresence VX Clinical Assistant could allow an unauthenticated, remote attacker to log in as the admin user of the device using a blank password.
The vulnerability is due to a coding error that resets the password for the admin user to a blank password on every reboot. An attacker could exploit this vulnerability by logging in to the administrative interface as the admin user with a blank password.
Cisco has released software updates that address this vulnerability. This advisory is available at the following link:
http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20131106-tvxca
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Vulnerable Products
Cisco TelePresence VX Clinical Assistant units running software version 1.2 are affected by this vulnerability.
Products Confirmed Not Vulnerable
Cisco TelePresence VX Clinical Assistant units running software versions 1.0 and 1.1 are not affected by this vulnerability.
No other Cisco products are currently known to be affected by this vulnerability.
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The Cisco TelePresence VX Clinical Assistant is an easy-to-use, high-definition, video collaboration system that is designed for mobility at the point of care. The Cisco TelePresence VX Clinical Assistant is ideal for a variety of medical uses, including remote patient consultations, virtual care, and medical education. It gives healthcare facilities the chance to bring the benefits of telepresence to patients and employees.
The Cisco TelePresence VX Clinical Assistant is intended to facilitate remote provider/patient and provider/provider consultations. These consultations should always be conducted with a licensed medical professional physically in the room.
A vulnerability in the WIL-A module of Cisco TelePresence VX Clinical Assistant could allow an unauthenticated, remote attacker to log in as the admin user of the device using a blank password.
The vulnerability is due to a coding error that resets the password for the admin user to a blank password on every reboot. An attacker could exploit this vulnerability by logging in to the administrative interface as the admin user with a blank password.
This vulnerability will reset the password for the "admin" user to a blank password on every reboot whether a password has been set for the user or not. Any passwords configured for the "admin" user remain valid only until the next system reboot, when it will be overwritten by a blank password. Password for other users on the system are not impacted by this vulnerability.
This vulnerability is documented in Cisco Bug ID CSCuj17238 (registered customers only) and has been assigned Common Vulnerabilities and Exposures (CVE) ID CVE-2013-5558.
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There are no workarounds for this vulnerability.
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When considering software upgrades, customers are advised to consult the Cisco Security Advisories, Responses, and Notices 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.
This vulnerability was first fixed in Cisco TelePresence VX Clinical Assistant software version 1.21.
Cisco TelePresence VX Clinical Assistant software can be downloaded from Software Center on Cisco.com by visiting http://www.cisco.com/cisco/software/navigator.html and navigating to Products > Video > Cisco TelePresence > Cisco TelePresence VX Clinical Assistant Cisco > TelePresence VX Clinical Assistant Model
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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.
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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 2013-November-06 Initial public release.
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