{"id":"CVE-2019-15718","details":"In systemd 240, bus_open_system_watch_bind_with_description in shared/bus-util.c (as used by systemd-resolved to connect to the system D-Bus instance), calls sd_bus_set_trusted, which disables access controls for incoming D-Bus messages. An unprivileged user can exploit this by executing D-Bus methods that should be restricted to privileged users, in order to change the system's DNS resolver settings.","modified":"2026-04-16T04:42:57.176925687Z","published":"2019-09-04T12:15:11.170Z","references":[{"type":"WEB","url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/HIKGKXZ5OEGOEYURHLJHEMFYNLEGAW5B/"},{"type":"WEB","url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/U2WNHRJW4XI6H5YMDG4BUFGPAXWUMUVG/"},{"type":"WEB","url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/BRE5IS24XTF5WNZGH2L7GSQJKARBOEGL/"},{"type":"REPORT","url":"https://access.redhat.com/errata/RHSA-2019:3592"},{"type":"FIX","url":"https://access.redhat.com/errata/RHSA-2019:3941"},{"type":"FIX","url":"https://bugzilla.redhat.com/show_bug.cgi?id=1746057"},{"type":"EVIDENCE","url":"http://www.openwall.com/lists/oss-security/2019/09/03/1"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/systemd/systemd","events":[{"introduced":"0"},{"last_affected":"1742aae2aa8cd33897250d6fcfbe10928e43eb2f"},{"introduced":"0"},{"last_affected":"f9a61ef2c9e3b330d9e2e37977b3dd5758a4b853"},{"introduced":"0"},{"last_affected":"501c92c432c7bef452a2714c29519bdd45281a72"},{"introduced":"0"},{"last_affected":"9b7115360516f2b6ec1eef1523157ff528878880"}],"database_specific":{"versions":[{"introduced":"0"},{"last_affected":"240"},{"introduced":"0"},{"last_affected":"29"},{"introduced":"0"},{"last_affected":"30"},{"introduced":"0"},{"last_affected":"31"}]}}],"versions":["v1","v10","v11","v12","v13","v14","v15","v16","v17","v18","v183","v184","v185","v186","v187","v188","v189","v19","v190","v191","v192","v193","v194","v195","v196","v197","v198","v199","v2","v20","v200","v201","v202","v203","v204","v205","v206","v207","v208","v209","v21","v210","v211","v212","v213","v214","v215","v216","v217","v218","v219","v22","v220","v221","v222","v223","v224","v225","v226","v227","v228","v229","v23","v230","v231","v232","v233","v234","v235","v236","v237","v238","v239","v24","v240","v25","v26","v27","v28","v29","v3","v30","v31","v32","v33","v34","v35","v36","v37","v38","v39","v4","v40","v41","v42","v43","v44","v5","v6","v7","v8","v9"],"database_specific":{"unresolved_ranges":[{"events":[{"introduced":"0"},{"last_affected":"4.1"}]},{"events":[{"introduced":"0"},{"last_affected":"8.0"}]},{"events":[{"introduced":"0"},{"last_affected":"8.1"}]},{"events":[{"introduced":"0"},{"last_affected":"8.2"}]},{"events":[{"introduced":"0"},{"last_affected":"8.4"}]},{"events":[{"introduced":"0"},{"last_affected":"8.1"}]},{"events":[{"introduced":"0"},{"last_affected":"8.2"}]},{"events":[{"introduced":"0"},{"last_affected":"8.4"}]},{"events":[{"introduced":"0"},{"last_affected":"8.1"}]},{"events":[{"introduced":"0"},{"last_affected":"8.2"}]},{"events":[{"introduced":"0"},{"last_affected":"8.0"}]},{"events":[{"introduced":"0"},{"last_affected":"8.1"}]},{"events":[{"introduced":"0"},{"last_affected":"8.2"}]},{"events":[{"introduced":"0"},{"last_affected":"8.4"}]},{"events":[{"introduced":"0"},{"last_affected":"8.2"}]},{"events":[{"introduced":"0"},{"last_affected":"8.4"}]},{"events":[{"introduced":"0"},{"last_affected":"8.1"}]},{"events":[{"introduced":"0"},{"last_affected":"8.2"}]},{"events":[{"introduced":"0"},{"last_affected":"8.4"}]},{"events":[{"introduced":"0"},{"last_affected":"8.2"}]},{"events":[{"introduced":"0"},{"last_affected":"8.4"}]},{"events":[{"introduced":"0"},{"last_affected":"8.1"}]},{"events":[{"introduced":"0"},{"last_affected":"8.2"}]},{"events":[{"introduced":"0"},{"last_affected":"8.4"}]}],"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2019-15718.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N"}]}