1. Ubuntu Security Notices
  2. USN-3796-1

USN-3796-1: Paramiko vulnerability

Publication date

17 October 2018

Overview

Paramiko could allow unintended access to network services.

Releases

Packages

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.

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

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

Learn more about how to get the fixes.

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

Ubuntu Release Package Version
18.04 bionic python-paramiko –  2.0.0-1ubuntu1.1
python3-paramiko –  2.0.0-1ubuntu1.1
16.04 xenial python-paramiko –  1.16.0-1ubuntu0.2
python3-paramiko –  1.16.0-1ubuntu0.2
14.04 trusty python-paramiko –  1.10.1-1git1ubuntu0.2

Reduce your security exposure

Ubuntu Pro provides ten-year security coverage to 25,000+ packages in Main and Universe repositories, and it is free for up to five machines.

Get Ubuntu Pro

References

Have additional questions?

Talk to a member of the team ›