Cisco MediaSense contains a vulnerability that could allow an unauthenticated, remote attacker to conduct URL redirection attacks. Updates are not available.
A vulnerability in a specific URL parameter of Cisco MediaSense could allow an unauthenticated, remote attacker to perform site redirection.
The vulnerability is due to insufficient input validation. An attacker could exploit this vulnerability by including a desired remote site URL in the affected parameter of the Cisco MediaSense URL. An exploit could allow the attacker to redirect a user to a malicious website.
Cisco has confirmed the vulnerability in a security notice; however, software updates are not available.
At the time this alert was first published, Cisco MediaSense versions 9.1(1) and prior were vulnerable. Later releases of Cisco MediaSense may also be vulnerable.
To exploit the vulnerability, the attacker may provide a link that directs a user to a malicious site and use misleading language or instructions to persuade the user to follow the provided link.
Cisco indicates through the CVSS score that functional exploit code exists; however, the code is not known to be publicly available.
Cisco has released a security notice at the following link: CVE-2014-0671
Customers are advised to consult Cisco bug ID CSCum16749 for a complete list of affected product versions.
An unauthenticated, remote attacker could exploit this vulnerability to redirect a targeted user on an affected system to a malicious website. A successful exploit could aid the attacker in conducting further attacks.
The vulnerability is due to insufficient input validation processed by the affected software.
An unauthenticated, remote attacker could exploit this vulnerability by including a desired remote site URL in the affected parameter of the Cisco MediaSense URL. An exploit could allow the attacker to redirect a user to a malicious website, which could be used to conduct further attacks.
Administrators are advised to contact the vendor regarding future updates and releases.
Users are advised not to visit websites or follow links that have suspicious characteristics or cannot be verified as safe.
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.
8.5 (3), (4) | 9.0 (1a) | 9.1 (1)
The urgency and severity ratings of this alert are not tailored to individual users; users may value alerts differently based upon their network configurations and circumstances. THE ALERT, AND INFORMATION CONTAINED THEREIN, ARE PROVIDED ON AN "AS IS" BASIS AND DO NOT IMPLY ANY KIND OF GUARANTEE OR WARRANTY, INCLUDING THE WARRANTIES OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR USE. YOUR USE OF THE ALERT, AND INFORMATION CONTAINED THEREIN, OR MATERIALS LINKED FROM THE ALERT, IS AT YOUR OWN RISK. INFORMATION IN THIS ALERT AND ANY RELATED COMMUNICATIONS IS BASED ON OUR KNOWLEDGE AT THE TIME OF PUBLICATION AND IS SUBJECT TO CHANGE WITHOUT NOTICE. CISCO RESERVES THE RIGHT TO CHANGE OR UPDATE ALERTS AT ANY TIME.