Cisco Security Advisory
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AV:N/AC:L/Au:S/C:C/I:C/A:C/E:F/RL:OF/RC:C
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A vulnerability in the web framework of multiple Cisco TelePresence products could allow an authenticated, remote attacker to inject arbitrary commands that are executed with the privileges of the root user.
The vulnerability is due to insufficient input validation. An attacker could exploit this vulnerability by authenticating to the device and submitting crafted input to the affected parameter in a web page. Administrative privileges are required in order to access the affected parameter. A successful exploit could allow an attacker to execute system commands with the privileges of the root user.
Cisco has released software updates that address this vulnerability. Workarounds that mitigate this vulnerability are not available. This advisory is available at the following link:
http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20150513-tp
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Vulnerable Products
The following products are affected when they are running a vulnerable software version:
- Cisco TelePresence Advanced Media Gateway Series
- Cisco TelePresence IP Gateway Series
- Cisco TelePresence IP VCR Series
- Cisco TelePresence ISDN Gateway
- Cisco TelePresence MCU 4200 Series
- Cisco TelePresence MCU 4500 Series
- Cisco TelePresence MCU 5300 Series
- Cisco TelePresence MCU MSE 8420
- Cisco TelePresence MCU MSE 8510
- Cisco TelePresence Serial Gateway Series
- 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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A vulnerability in the web framework of multiple Cisco TelePresence products could allow an authenticated, remote attacker to inject arbitrary commands that are executed with the privileges of the root user.
The vulnerability is due to insufficient input validation. An attacker could exploit this vulnerability by authenticating to the device and submitting crafted input to the affected parameter in a web page. Administrative privileges are required in order to access the affected parameter. A successful exploit could allow an attacker to execute system commands with the privileges of the root user.
The following table includes the Cisco bug ID used to identify this vulnerability for each affected product:
Product Name
Cisco bug ID
Cisco TelePresence Advanced Media Gateway Series Software
CSCur15855 (registered customers only)
Cisco TelePresence IP Gateway Series Software
CSCur15842 (registered customers only) Cisco TelePresence IP VCR Series Software
CSCul55968 (registered customers only) Cisco TelePresence ISDN Gateway Software
CSCur15832 (registered customers only) Cisco TelePresence MCU Software
CSCur15825 (registered customers only) Cisco TelePresence MCU MSE Software
CSCur15807 (registered customers only) Cisco TelePresence Serial Gateway Series Software
CSCur15850 (registered customers only) Cisco TelePresence Server Software (Hardware and for Virtual Machine)
CSCur15803 (registered customers only) and CSCur08993 (registered customers only)
This vulnerability has been assigned the Common Vulnerabilities and Exposures (CVE) Identifier CVE-2015-0713.
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There is no workaround for this vulnerability.
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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.
The following table lists the releases that fix this vulnerability for each of the affected products:
Product Name
Fixed Releases
Cisco TelePresence Advanced Media Gateway Series Software
1.1(1.40) and later
Cisco TelePresence IP Gateway Series Software
No fix is planned. Product is End of Maintenance Support
Cisco TelePresence IP VCR Series Software
3.0(1.27) and later
Cisco TelePresence ISDN Gateway Software
2.2(1.94) and later
Cisco TelePresence MCU Software
4.4(3.54) and later
4.5(1.45) and later
Cisco TelePresence MSE Supervisor Software
2.3(1.38) and later
Cisco TelePresence Serial Gateway Series Software
1.0(1.42) and later
Cisco TelePresence Server Software (Hardware and for Virtual Machine)
3.1(1.98) for Hardware release
4.1(1.79) for Virtual Machine
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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 product security reviews.
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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-May-13 Initial public release.
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