CVE-2008-4311: Freedesktop Dbus

Medium severity, CVSS 4.6. EPSS: 0.4% chance of exploitation in the next 30 days.

The default configuration of system.conf in D-Bus (aka DBus) before 1.2.6 omits the send_type attribute in certain rules, which allows local users to bypass intended access restrictions by (1) sending messages, related to send_requested_reply; and possibly (2) receiving messages, related to receive_requested_reply.

Affected products

• Freedesktop Dbus: up to and including 1.2.4; version 0.1 only; version 0.2 only; version 0.3 only; version 0.4 only; version 0.5 only; …

Published 2008-12-10. Last modified 2026-06-16.