An Evolution Data Server security update has been released for Ubuntu Linux 20.04 LTS, 18.04 LTS, and 16.04 LTS.

USN-4429-1: Evolution Data Server vulnerability

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Ubuntu Security Notice USN-4429-1
July 22, 2020

evolution-data-server vulnerability
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A security issue affects these releases of Ubuntu and its derivatives:

- Ubuntu 20.04 LTS
- Ubuntu 18.04 LTS
- Ubuntu 16.04 LTS

Summary:

Evolution Data Server could be made to expose sensitive information over
the network.

Software Description:
- evolution-data-server: Evolution suite data server

Details:

It was discovered that Evolution Data Server incorrectly handled STARTTLS
when using SMTP and POP3. A remote attacker could possibly use this issue
to perform a response injection attack.

Update instructions:

The problem can be corrected by updating your system to the following
package versions:

Ubuntu 20.04 LTS:
evolution-data-server 3.36.3-0ubuntu1.1
evolution-data-server-common 3.36.3-0ubuntu1.1
libcamel-1.2-62 3.36.3-0ubuntu1.1
libebackend-1.2-10 3.36.3-0ubuntu1.1
libedataserver-1.2-24 3.36.3-0ubuntu1.1

Ubuntu 18.04 LTS:
evolution-data-server 3.28.5-0ubuntu0.18.04.3
evolution-data-server-common 3.28.5-0ubuntu0.18.04.3
libcamel-1.2-61 3.28.5-0ubuntu0.18.04.3
libebackend-1.2-10 3.28.5-0ubuntu0.18.04.3
libedataserver-1.2-23 3.28.5-0ubuntu0.18.04.3

Ubuntu 16.04 LTS:
evolution-data-server 3.18.5-1ubuntu1.3
evolution-data-server-common 3.18.5-1ubuntu1.3
libcamel-1.2-54 3.18.5-1ubuntu1.3
libebackend-1.2-10 3.18.5-1ubuntu1.3
libedataserver-1.2-21 3.18.5-1ubuntu1.3

After a standard system update you need to restart your session to make
all the necessary changes.

References:
  https://usn.ubuntu.com/4429-1
CVE-2020-14928

Package Information:
  https://launchpad.net/ubuntu/+source/evolution-data-server/3.36.3-0ubuntu1.1
  https://launchpad.net/ubuntu/+source/evolution-data-server/3.28.5-0ubuntu0.18.04.3
  https://launchpad.net/ubuntu/+source/evolution-data-server/3.18.5-1ubuntu1.3