Cisco AsyncOS contains a vulnerability that could allow an unauthenticated, remote attacker to conduct cross-site scripting attacks. Updates are not available.
A vulnerability in the web management interface of Cisco AsyncOS could allow an unauthenticated, remote attacker to conduct a cross-site scripting (XSS) attack against a user of the web interface on the affected system.
The vulnerability is due to insufficient input validation of a parameter. An attacker could exploit this vulnerability by convincing the user to access a malicious link.
Cisco has confirmed the vulnerability in a security notice; however, software updates are not available.
At the time this alert was first published, the following Cisco products were vulnerable. Later versions of these products may also be vulnerable.
Cisco Email Security Appliance (ESA) version 8.0
Cisco Web Security Appliance (WSA) versions 8.0 (.5 Hot Patch 1) and prior
Cisco Content Security Management Appliance (SMA) versions 8.3 and prior
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-2014-3289
An unauthenticated, remote attacker could exploit this vulnerability to execute arbitrary code in the user's browser session in the context of the affected site. This could allow the attacker to access sensitive browser-based information such as authentication cookies and recently submitted data.
The vulnerability is due to insufficient input validation of a parameter, which affects the web management interface of a device running Cisco AsyncOS.
An unauthenticated, remote attacker could exploit this vulnerability by persuading a user to access a malicious link. A successful exploit could allow the attacker to execute arbitrary script code in the user's browser session and steal sensitive information, such as authentication cookies or recently submitted data.
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.
7.2 .0, .1, .2 | 7.7 .0, .1 | 7.8 Base | 7.9 .0, .1 | 8.0 .0 | 8.1 .0 | 8.2 Base | 8.3 Base
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