[USN-3796-1] Paramiko vulnerability

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==========================================================================
Ubuntu Security Notice USN-3796-1
October 17, 2018

paramiko vulnerability
==========================================================================

A security issue affects these releases of Ubuntu and its derivatives:

- Ubuntu 18.04 LTS
- Ubuntu 16.04 LTS
- Ubuntu 14.04 LTS

Summary:

Paramiko could allow unintended access to network services.

Software Description:
- paramiko: Python SSH2 library

Details:

Daniel Hoffman discovered that Paramiko incorrectly handled authentication
when being used as a server. A remote attacker could use this issue to
bypass authentication without any credentials.

Update instructions:

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

Ubuntu 18.04 LTS:
python-paramiko 2.0.0-1ubuntu1.1
python3-paramiko 2.0.0-1ubuntu1.1

Ubuntu 16.04 LTS:
python-paramiko 1.16.0-1ubuntu0.2
python3-paramiko 1.16.0-1ubuntu0.2

Ubuntu 14.04 LTS:
python-paramiko 1.10.1-1git1ubuntu0.2

After a standard system update you need to reboot your computer to make
all the necessary changes.

References:
https://usn.ubuntu.com/usn/usn-3796-1
CVE-2018-1000805

Package Information:
https://launchpad.net/ubuntu/+source/paramiko/2.0.0-1ubuntu1.1
https://launchpad.net/ubuntu/+source/paramiko/1.16.0-1ubuntu0.2
https://launchpad.net/ubuntu/+source/paramiko/1.10.1-1git1ubuntu0.2