Cisco Unified Communications Manager contains a vulnerability that could allow an unauthenticated, remote attacker to bypass security restrictions and conduct cross-site request forgery attacks. Updates are not available.
A vulnerability in the web pages of Cisco Unified Communications Manager (Unified CM) could allow an unauthenticated, remote attacker to conduct a cross-site request forgery (CSRF) attack.
The vulnerability is due to insufficient CSRF protections. An attacker could exploit this vulnerability by convincing a user of the affected system to follow a malicious link or visit an attacker-controlled website. An exploit could allow the attacker to submit arbitrary requests to the Cisco Unified CM via the affected web browser with the privileges of the user.
Cisco has confirmed this vulnerability in a security notice; however, software updates are not available.
At the time this alert was first published, Cisco Unified CM versions 9.1(1) and prior were vulnerable. Later versions of Cisco Unified CM may also be affected.
To exploit the vulnerability, the attacker may provide a link to a malicious site and persuade the user to follow the link by using misleading language and instructions.
Cisco has released a security notice at the following link: CVE-2013-3451
Customers should refer to Cisco bug ID CSCui13033 for the most complete list of affected product versions.
An unauthenticated, remote attacker could exploit this vulnerability to submit arbitrary requests to the affected device with the privileges of the user. Successful exploitation could allow an attacker to conduct further attacks.
The vulnerability is due to insufficient CSRF protections imposed by an affected device.
An unauthenticated, remote attacker could exploit this vulnerability by convincing a user to visit a malicious website. If successful, the attacker could submit arbitrary requests to the affected device with the privileges of the user. Successful exploitation could be used to conduct further attacks.
Administrators are advised to contact the vendor regarding future updates and releases.
Users are advised not to open email messages from suspicious or unrecognized sources. If users cannot verify that links or attachments included in email messages are safe, they are advised not to open them.
The security vulnerability applies to the following combinations of products.
Cisco Unified Communications Manager
8.5 Base | 8.6 Base | 9.0 Base | 9.0(1) Base | 9.1 Base | 9.1(1) Base
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