USN-3885-1: OpenSSH vulnerabilities
openssh vulnerabilities
A security issue affects these releases of Ubuntu and its derivatives:
- Ubuntu 18.10
- Ubuntu 18.04 LTS
- Ubuntu 16.04 LTS
- Ubuntu 14.04 LTS
Summary
Several security issues were fixed in OpenSSH.
Software Description
- openssh - secure shell (SSH) for secure access to remote machines
Details
Harry Sintonen discovered multiple issus 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.
Update instructions
The problem can be corrected by updating your system to the following package versions:
- Ubuntu 18.10
- openssh-client - 1:7.7p1-4ubuntu0.2
- Ubuntu 18.04 LTS
- openssh-client - 1:7.6p1-4ubuntu0.2
- Ubuntu 16.04 LTS
- openssh-client - 1:7.2p2-4ubuntu2.7
- Ubuntu 14.04 LTS
- openssh-client - 1:6.6p1-2ubuntu2.12
To update your system, please follow these instructions: https://wiki.ubuntu.com/Security/Upgrades.
In general, a standard system update will make all the necessary changes.
References
from Ubuntu Security Notices http://bit.ly/2Gvi4Pm