=========================================================================Ubuntu Security Notice USN-3795-2
October 22, 2018
libssh vulnerability
=========================================================================
A security issue affects these releases of Ubuntu and its derivatives:
- Ubuntu 18.10
Summary:
libssh could allow unintended access to network services.
Software Description:
- libssh: A tiny C SSH library
Details:
USN-3795-1 fixed a vulnerability in libssh. This update provides the
corresponding update for Ubuntu 18.10.
Original advisory details:
Peter Winter-Smith discovered that libssh 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 18.10:
libssh-4 0.8.1-1ubuntu0.1
After a standard system update you need to reboot your computer to make
all the necessary changes.
References:
https://ubuntu.com/security/notices/USN-3795-2
https://ubuntu.com/security/notices/USN-3795-1
CVE-2018-10933
Package Information:
https://launchpad.net/ubuntu/+source/libssh/0.8.1-1ubuntu0.1