Ubuntu 23.10 USN-6554-1 critical: GNOME Settings SSH access risk

ubuntu

December 13, 2023

GNOME Settings could allow unintended access to network services.

Summary

GNOME Settings could allow unintended access to network services.

Software Description:

- gnome-control-center: utilities to configure the GNOME desktop

Details:

Zygmunt Krynicki discovered that GNOME Settings did not accurately reflect

the SSH remote login status when the system was configured to use systemd

socket activation for OpenSSH. Remote SSH access may be unknowingly

enabled, contrary to expectation.

Topics Covered

security advisory critical ubuntu network services ssh access gnome-control-center

Update Instructions

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

Ubuntu 23.10:
  gnome-control-center            1:45.0-1ubuntu3.1

Ubuntu 23.04:
  gnome-control-center            1:44.0-1ubuntu6.1

Ubuntu 22.04 LTS:
  gnome-control-center            1:41.7-0ubuntu0.22.04.8

Ubuntu 20.04 LTS:
  gnome-control-center            1:3.36.5-0ubuntu4.1

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