KDE Project Security Advisory
=============================
Title: Plasma Desktop: Arbitrary command execution in the removable
device notifier
Risk Rating: High
CVE: CVE-2018-6791
Versions: Plasma < 5.12.0
Date: 8 February 2018
Overview
========
When a vfat thumbdrive which contains `` or $() in its volume label is plugged
and mounted trough the device notifier, it's interpreted as a shell command,
leaving a possibility of arbitrary commands execution. an example of offending
volume label is "$(touch b)" which will create a file called b in the
home folder.
Workaround
==========
Mount removable devices with Dolphin instead of the device notifier.
Solution
========
Update to Plasma >= 5.12.0 or Plasma >= 5.8.9
Or apply the following patches:
Plasma 5.8:
https://commits.kde.org/plasma-workspace/9db872df82c258315c6ebad800af59e81ffb9212
Plasma 5.9/5.10/5.11:
https://commits.kde.org/plasma-workspace/f32002ce50edc3891f1fa41173132c820b917d57
Credits
=======
Thanks to ksieluzyckih for the report and to Marco Martin for the fix.
