{"id":"UBUNTU-CVE-2015-3164","details":"The authentication setup in XWayland 1.16.x and 1.17.x before 1.17.2 starts the server in non-authenticating mode, which allows local users to read from or send information to arbitrary X11 clients via vectors involving a UNIX socket.","modified":"2025-07-16T06:46:57.559471Z","published":"2015-07-01T14:59:00Z","withdrawn":"2025-07-18T16:43:12Z","upstream":["CVE-2015-3164"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2015-3164"},{"type":"REPORT","url":"http://lists.freedesktop.org/archives/wayland-devel/2015-June/022548.html"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2015-3164"}],"affected":[{"package":{"name":"xorg-server","ecosystem":"Ubuntu:16.04:LTS","purl":"pkg:deb/ubuntu/xorg-server@2:1.18.4-0ubuntu0.2?arch=source&distro=xenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2:1.18.4-0ubuntu0.2"}]}],"versions":["2:1.17.2-1ubuntu9","2:1.17.2-1ubuntu10","2:1.17.3-2ubuntu1","2:1.17.3-2ubuntu2","2:1.17.3-2ubuntu3","2:1.17.3-2ubuntu4","2:1.18.1-1ubuntu3","2:1.18.1-1ubuntu4","2:1.18.3-1ubuntu1","2:1.18.3-1ubuntu2","2:1.18.3-1ubuntu2.2","2:1.18.3-1ubuntu2.3","2:1.18.4-0ubuntu0.1"],"ecosystem_specific":{"binaries":[{"binary_name":"xdmx","binary_version":"2:1.18.4-0ubuntu0.2"},{"binary_name":"xdmx-dbgsym","binary_version":"2:1.18.4-0ubuntu0.2"},{"binary_name":"xdmx-tools","binary_version":"2:1.18.4-0ubuntu0.2"},{"binary_name":"xdmx-tools-dbgsym","binary_version":"2:1.18.4-0ubuntu0.2"},{"binary_name":"xmir","binary_version":"2:1.18.4-0ubuntu0.2"},{"binary_name":"xmir-dbgsym","binary_version":"2:1.18.4-0ubuntu0.2"},{"binary_name":"xnest","binary_version":"2:1.18.4-0ubuntu0.2"},{"binary_name":"xnest-dbgsym","binary_version":"2:1.18.4-0ubuntu0.2"},{"binary_name":"xorg-server-source","binary_version":"2:1.18.4-0ubuntu0.2"},{"binary_name":"xserver-common","binary_version":"2:1.18.4-0ubuntu0.2"},{"binary_name":"xserver-xephyr","binary_version":"2:1.18.4-0ubuntu0.2"},{"binary_name":"xserver-xephyr-dbgsym","binary_version":"2:1.18.4-0ubuntu0.2"},{"binary_name":"xserver-xorg-core","binary_version":"2:1.18.4-0ubuntu0.2"},{"binary_name":"xserver-xorg-core-dbg","binary_version":"2:1.18.4-0ubuntu0.2"},{"binary_name":"xserver-xorg-core-dbgsym","binary_version":"2:1.18.4-0ubuntu0.2"},{"binary_name":"xserver-xorg-core-udeb","binary_version":"2:1.18.4-0ubuntu0.2"},{"binary_name":"xserver-xorg-core-udeb-dbgsym","binary_version":"2:1.18.4-0ubuntu0.2"},{"binary_name":"xserver-xorg-dev","binary_version":"2:1.18.4-0ubuntu0.2"},{"binary_name":"xserver-xorg-legacy","binary_version":"2:1.18.4-0ubuntu0.2"},{"binary_name":"xserver-xorg-legacy-dbgsym","binary_version":"2:1.18.4-0ubuntu0.2"},{"binary_name":"xserver-xorg-xmir","binary_version":"2:1.18.4-0ubuntu0.2"},{"binary_name":"xvfb","binary_version":"2:1.18.4-0ubuntu0.2"},{"binary_name":"xvfb-dbgsym","binary_version":"2:1.18.4-0ubuntu0.2"},{"binary_name":"xwayland","binary_version":"2:1.18.4-0ubuntu0.2"},{"binary_name":"xwayland-dbgsym","binary_version":"2:1.18.4-0ubuntu0.2"}],"availability":"No subscription required"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2015/UBUNTU-CVE-2015-3164.json"}}],"schema_version":"1.7.3","severity":[{"type":"Ubuntu","score":"medium"}]}