Updated systemd packages fix security vulnerability

Updated systemd packages fix security vulnerability: Nadav Markus from Palo Alto Networks discovered that systemd-resolved does not enforce appropriate access controls on its D-Bus interface and allows unprivileged users to execute methods that are meant to be available only to privileged users...

CVE-2019-15718: Undefined Security Weakness

In systemd 240, busopensystemwatchbindwithdescription in shared/bus-util.c as used by systemd-resolved to connect to the system D-Bus instance, calls sdbussettrusted, which disables access controls for incoming D-Bus messages. An unprivileged user can exploit this by executing D-Bus methods that...

USN-4120-1: systemd vulnerability

It was discovered that the systemd-resolved D-Bus interface did not enforce appropriate access controls. A local unprivileged user could exploit this to modify a system's DNS resolver settings...