CVE-2021-40128

A vulnerability in the account activation feature of Cisco Webex Meetings could allow an unauthenticated, remote attacker to send an account activation email with an activation link that points to an arbitrary domain. This vulnerability is due to insufficient validation of user-supplied parameters. An attacker could exploit this vulnerability by sending a crafted HTTP request to the account activation page of Cisco Webex Meetings. A successful exploit could allow the attacker to send to any recipient an account activation email that contains a tampered activation link, which could direct the user to an attacker-controlled website.

A vulnerability in the account activation feature of Cisco Webex Meetings could allow an unauthenticated, remote attacker to send an account activation email with an activation link that points to an arbitrary domain. This vulnerability is due to insufficient validation of user-supplied parameters. An attacker could exploit this vulnerability by sending a crafted HTTP request to the account activation page of Cisco Webex Meetings. A successful exploit could allow the attacker to send to any recipient an account activation email that contains a tampered activation link, which could direct the user to an attacker-controlled website.

Una vulnerabilidad en la funcionalidad account activation de Cisco Webex Meetings podría permitir a un atacante remoto no autenticado enviar un correo electrónico de activación de cuentas con un enlace de activación que apunte a un dominio arbitrario. Esta vulnerabilidad es debido a que no son comprobados suficientemente los parámetros proporcionados por el usuario. Un atacante podría explotar esta vulnerabilidad mediante el envío de una petición HTTP diseñada a la página de activación de cuentas de Cisco Webex Meetings. Un ataque exitoso podría permitir al atacante enviar a cualquier destinatario un correo electrónico de activación de cuenta que contenga un enlace de activación manipulado, que podría dirigir al usuario a un sitio web controlado por el atacante