Velneo vClient on its 28.1.3 version, does not correctly check the certificate of authenticity by default. This could allow an attacker that has access to the network to perform a MITM attack in order to obtain the user´s credentials.Referenceshttps://www.incibe-cert.es/en/early-warning/security-advisories/velneo-vclient-improper-authenticationhttps://velneo.es/publicacion-de-incidencia-de-seguridad-en-cve-cve-2021-45035/https://www.velneo.com/blog/nueva-revision-velneo-29-2https://doc.velneo.com/v/29/velneo/notas-de-la-version#verificacion-de-certificados