CVE-2011-2054 – Cisco ASA Secondary Authentication Bypass Vulnerability

https://notcve.org/view.php?id=CVE-2011-2054

A vulnerability in the Cisco ASA that could allow a remote attacker to successfully authenticate using the Cisco AnyConnect VPN client if the Secondary Authentication type is LDAP and the password is left blank, providing the primary credentials are correct. The vulnerabilities is due to improper input validation of certain parameters passed to the affected software. An attacker must have the correct primary credentials in order to successfully exploit this vulnerability. Una vulnerabilidad en el Cisco ASA , podría permitir a atacantes remotos una autenticación con éxito usando el cliente Cisco AnyConnect VPN si el tipo Secondary Authentication es LDAP y la contraseña se deja en blanco, siempre que las credenciales principales sean correctas. Estas vulnerabilidades son debido a una comprobación de entrada inapropiada de determinados parámetros pasados ?? • https://quickview.cloudapps.cisco.com/quickview/bug/CSCtq58884 • CWE-287: Improper Authentication •