Ubuntu 3885-2: OpenSSH Incomplete Fix Security Advisory

ubuntu

March 4, 2019

One of the fixes in USN-3885-1 was incomplete.

Summary

One of the fixes in USN-3885-1 was incomplete.

Software Description:

- openssh: secure shell (SSH) for secure access to remote machines

Details:

USN-3885-1 fixed vulnerabilities in OpenSSH. It was discovered that the fix

for CVE-2019-6111 turned out to be incomplete. This update fixes the

problem.

Original advisory details:

Harry Sintonen discovered multiple issues in the OpenSSH scp utility. If a

user or automated system were tricked into connecting to an untrusted

server, a remote attacker could possibly use these issues to write to

arbitrary files, change directory permissions, and spoof client output.

Topics Covered

security advisory remote access update instructions openssh ubuntu

Update Instructions

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

Ubuntu 18.10:
  openssh-client                  1:7.7p1-4ubuntu0.3

Ubuntu 18.04 LTS:
  openssh-client                  1:7.6p1-4ubuntu0.3

Ubuntu 16.04 LTS:
  openssh-client                  1:7.2p2-4ubuntu2.8

Ubuntu 14.04 LTS:
  openssh-client                  1:6.6p1-2ubuntu2.13

In general, a standard system update will make all the necessary changes.