[USN-4219-1] libssh vulnerability
marc.deslauriers at canonical.com
Tue Dec 10 18:45:13 UTC 2019
Ubuntu Security Notice USN-4219-1
December 10, 2019
A security issue affects these releases of Ubuntu and its derivatives:
- Ubuntu 19.10
- Ubuntu 19.04
- Ubuntu 18.04 LTS
- Ubuntu 16.04 LTS
libssh could be made to run programs under certain conditions.
- libssh: A tiny C SSH library
It was discovered that libssh incorrectly handled certain scp commands. If
a user or automated system were tricked into using a specially-crafted scp
command, a remote attacker could execute arbitrary commands on the server.
The problem can be corrected by updating your system to the following
Ubuntu 18.04 LTS:
Ubuntu 16.04 LTS:
In general, a standard system update will make all the necessary changes.
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