{"id":"USN-4015-1","summary":"dbus vulnerability","details":"Joe Vennix discovered that DBus incorrectly handled DBUS_COOKIE_SHA1\nauthentication. A local attacker could possibly use this issue to bypass\nauthentication and connect to DBus servers with elevated privileges.\n","modified":"2026-04-22T09:58:36.584926Z","published":"2019-06-11T16:38:56Z","related":["UBUNTU-CVE-2019-12749"],"upstream":["CVE-2019-12749","UBUNTU-CVE-2019-12749"],"references":[{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-4015-1"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2019-12749"}],"affected":[{"package":{"name":"dbus","ecosystem":"Ubuntu:16.04:LTS","purl":"pkg:deb/ubuntu/dbus@1.10.6-1ubuntu3.4?arch=source&distro=xenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.10.6-1ubuntu3.4"}]}],"versions":["1.10.0-1ubuntu1","1.10.4-1ubuntu2","1.10.6-1ubuntu1","1.10.6-1ubuntu2","1.10.6-1ubuntu3","1.10.6-1ubuntu3.1","1.10.6-1ubuntu3.3"],"ecosystem_specific":{"availability":"No subscription required","binaries":[{"binary_name":"dbus","binary_version":"1.10.6-1ubuntu3.4"},{"binary_name":"dbus-tests","binary_version":"1.10.6-1ubuntu3.4"},{"binary_name":"dbus-user-session","binary_version":"1.10.6-1ubuntu3.4"},{"binary_name":"dbus-x11","binary_version":"1.10.6-1ubuntu3.4"},{"binary_name":"libdbus-1-3","binary_version":"1.10.6-1ubuntu3.4"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-4015-1.json","cves_map":{"cves":[{"id":"CVE-2019-12749","severity":[{"type":"CVSS_V3","score":"CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N"},{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N"},{"type":"Ubuntu","score":"medium"}]}],"ecosystem":"Ubuntu:16.04:LTS"}}},{"package":{"name":"dbus","ecosystem":"Ubuntu:18.04:LTS","purl":"pkg:deb/ubuntu/dbus@1.12.2-1ubuntu1.1?arch=source&distro=bionic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.12.2-1ubuntu1.1"}]}],"versions":["1.10.22-1ubuntu1","1.12.0-1ubuntu1","1.12.2-1ubuntu1"],"ecosystem_specific":{"availability":"No subscription required","binaries":[{"binary_name":"dbus","binary_version":"1.12.2-1ubuntu1.1"},{"binary_name":"dbus-tests","binary_version":"1.12.2-1ubuntu1.1"},{"binary_name":"dbus-user-session","binary_version":"1.12.2-1ubuntu1.1"},{"binary_name":"dbus-x11","binary_version":"1.12.2-1ubuntu1.1"},{"binary_name":"libdbus-1-3","binary_version":"1.12.2-1ubuntu1.1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-4015-1.json","cves_map":{"cves":[{"id":"CVE-2019-12749","severity":[{"type":"CVSS_V3","score":"CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N"},{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N"},{"type":"Ubuntu","score":"medium"}]}],"ecosystem":"Ubuntu:18.04:LTS"}}}],"schema_version":"1.7.5"}