CVE-2018-21255
https://notcve.org/view.php?id=CVE-2018-21255
An issue was discovered in Mattermost Server before 5.1. Non-members of a channel could use the Channel PATCH API to modify that channel. Se detectó un problema en Mattermost Server versiones anteriores a 5.1. Los no miembros de un canal podrían usar la API Channel PATCH para modificar ese canal • https://mattermost.com/security-updates • CWE-732: Incorrect Permission Assignment for Critical Resource •
CVE-2018-21254
https://notcve.org/view.php?id=CVE-2018-21254
An issue was discovered in Mattermost Server before 5.1. An attacker can bypass intended access control (for direct-message channel creation) via the Message slash command. Se detectó un problema en Mattermost Server versiones anteriores a 5.1. Un atacante puede omitir el control de acceso previsto (para la creación de un canal de mensajes directos) por medio del comando barra diagonal Message • https://mattermost.com/security-updates • CWE-732: Incorrect Permission Assignment for Critical Resource •
CVE-2018-21260
https://notcve.org/view.php?id=CVE-2018-21260
An issue was discovered in Mattermost Server before 4.8.1, 4.7.4, and 4.6.3. WebSocket events were accidentally sent during certain user-management operations, violating user privacy. Se detectó un problema en Mattermost Server versiones anteriores a 4.8.1, 4.7.4 y 4.6.3. Los eventos del WebSocket fueron enviados accidentalmente durante determinadas operaciones de administración de usuarios, violando la privacidad del usuario • https://mattermost.com/security-updates • CWE-200: Exposure of Sensitive Information to an Unauthorized Actor •
CVE-2018-21251
https://notcve.org/view.php?id=CVE-2018-21251
An issue was discovered in Mattermost Server before 5.2 and 5.1.1. Authorization could be bypassed if the channel name were not the same in the params and the body. Se detectó un problema en Mattermost Server versiones anteriores a 5.2 y 5.1.1. La autorización podría ser omitida si el nombre del canal no fuera el mismo en los parámetros y en el cuerpo • https://mattermost.com/security-updates • CWE-862: Missing Authorization •
CVE-2018-21249
https://notcve.org/view.php?id=CVE-2018-21249
An issue was discovered in Mattermost Server before 5.3.0. It mishandles timing. Se detectó un problema en Mattermost Server versiones anteriores a 5.3.0. Maneja inapropiadamente la sincronización • https://mattermost.com/security-updates •