Security Advisory
DEVO-2021-0004

An overly permissive CORS Policy exists in Devolutions Server, allowing Cross-Origin requests from any domain. This allows an attacker to interact with the API when a victim visits a malicious website.

Update to Devolutions Server 2021.1 or higher
Update to Devolutions Server LTS 2020.3.18 or higher

High - CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:N

Devolutions Server 2020.3 and earlier
Devolutions Server LTS 2020.3.17 and earlier

It is possible for an administrator to inject SQL code into a username and execute it by deleting the user.

Update to Devolutions Server 2021.1 or higher, Update to Devolutions Server 2020.3.18 or higher

High - CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

Devolutions Server 2020.3 and earlier, Devolutions Server LTS 2020.3.17 and earlier

Marc Olivier Bergeron @ GoSecure