evolution-data-server3 3.0.3 through 3.2.1 used insecure (non-SSL) connection when attempting to store sent email messages into the Sent folder, when the Sent folder was located on the remote server. An attacker could use this flaw to obtain login credentials of the victim.
ECOA BAS controller stores sensitive data (backup exports) in clear-text, thus the unauthenticated attacker can remotely query user password and obtain user’s privilege.