CVE-2021-27657 – Metasys Improper Privilege Management

https://notcve.org/view.php?id=CVE-2021-27657

04 Jun 2021 — Successful exploitation of this vulnerability could give an authenticated Metasys user an unintended level of access to the server file system, allowing them to access or modify system files by sending specifically crafted web messages to the Metasys system. This issue affects: Johnson Controls Metasys version 11.0 and prior versions. Una explotación con éxito de esta vulnerabilidad podría otorgar a un usuario autenticado de Metasys un nivel de acceso no intencionado al sistema de archivos del servidor, per... • https://us-cert.cisa.gov/ics/advisories/icsa-21-159-01 • CWE-269: Improper Privilege Management •