Cisco Security Advisory
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AV:N/AC:M/Au:S/C:P/I:P/A:N/E:F/RL:U/RC:C
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A vulnerability in the site access control implementation of Cisco WebEx Business Suite could allow an authenticated, remote attacker to inject content from the attacker-controlled WebEx site into another WebEx site.
The vulnerability is due to insufficient validation of user-supplied input. An attacker could exploit this vulnerability by using a crafted URL to inject content from the attacker-controlled WebEx site into another WebEx site.
Cisco has confirmed the vulnerability in a security notice; however, software updates are not available.
To exploit this vulnerability, an attacker must authenticate to the targeted device. This access requirement limits the possibility of a successful exploit.
Cisco indicates through the CVSS score that functional exploit code exists; however, the code is not known to be publicly available.
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Customers are advised to consult Cisco bug ID CSCul36197 for the most complete list of affected product versions.
Vulnerable Products
The following Cisco WebEx Business Suite products are affected:
- Cisco WebEx Event Center
- Cisco WebEx Meeting Center
- Cisco WebEx Sales Center
- Cisco WebEx Support Center
- Cisco WebEx Training Center
Products Confirmed Not Vulnerable
No other Cisco products are currently known to be affected by these vulnerabilities.
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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 may consider using IP-based access control lists (ACLs) to allow only trusted systems to access the affected systems.
Administrators are advised to monitor affected systems.
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Software updates are not available.
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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 LessVersion Description Section Status Date 1.0 Initial Release NA Final 2013-Dec-13
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