Discovered a Cross-Site Request Forgery Vulnerability in Cisco SPA300 and SPA500 Series IP Phones. CVE-2017-12271.

A vulnerability in Cisco SPA300 and SPA500 Series IP Phones could allow an unauthenticated, remote attacker to execute unwanted actions on an affected device.

The vulnerability is due to a lack of cross-site request forgery (CSRF) protection. An attacker could exploit this vulnerability by tricking the user of a web application into executing an adverse action.

There are no workarounds that address this vulnerability.