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 administrative web interface of Cisco WebEx Meetings Server could allow an authenticated, remote attacker to execute arbitrary commands on the affected system and on the devices managed by the affected system.
The vulnerability is due to improper user input validation. An attacker could exploit this vulnerability by crafting input into the affected fields of the web interface.
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-20150204-wbx
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Vulnerable Products
The vulnerability disclosed in this advisory affects the Cisco WebEx Meetings Server. The following versions of Cisco WebEx Meetings Server are affected by this vulnerability:
- Cisco WebEx Meetings Server version 1.0
- Cisco WebEx Meetings Server version 1.1
- Cisco WebEx Meetings Server version 1.5
Products Confirmed Not Vulnerable
The following products and versions are not affected by this vulnerability:
- Cisco WebEx Cloud Services
- Cisco WebEx Meetings Server 2.0
- Cisco WebEx Meetings Server 2.5
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Cisco WebEx Meetings Server is a virtualized, software-based solution for on-premise conferencing servers.
A vulnerability in the administrative web interface of Cisco WebEx Meetings Server could allow an authenticated, remote attacker to execute arbitrary commands on the affected system and on the devices managed by the affected system.
The vulnerability is due to improper user input validation. An attacker could exploit this vulnerability by crafting input into the affected fields of the web interface. Successful exploitation of the Cisco WebEx Meetings Server command injection vulnerability could allow an attacker to run arbitrary commands on the underlying operating system as the root user.
This vulnerability is documented in Cisco bug ID CSCuj40460 (registered customers only) and has been assigned Common Vulnerabilities and Exposures (CVE) ID CVE-2015-0589
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There are no known 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.
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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 2015-February-04 Initial public release
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