CVE-2019-12813

An issue was discovered in Digital Persona U.are.U 4500 Fingerprint Reader v24. The key and salt used for obfuscating the fingerprint image exhibit cleartext when the fingerprint scanner device transfers a fingerprint image to the driver. An attacker who sniffs an encrypted fingerprint image can easily decrypt that image using the key and salt.

An issue was discovered in Digital Persona U.are.U 4500 Fingerprint Reader v24. The key and salt used for obfuscating the fingerprint image exhibit cleartext when the fingerprint scanner device transfers a fingerprint image to the driver. An attacker who sniffs an encrypted fingerprint image can easily decrypt that image using the key and salt.

Se ha descubierto un problema en el Digital persona U.are U 4500 Fingerprint Reader v24. La llave y salt utilizado para alterar la imagen de la huella digital muestra un texto claro cuando el dispositivo del escáner de huellas digitales transfiere una imagen de la huella digital al controlador. Un atacante que olfateé una imagen de huella digital cifrada puede descifrar fácilmente esa imagen usando la clave y la sa