{"id":"ALPINE-CVE-2018-12543","details":"In Eclipse Mosquitto versions 1.5 to 1.5.2 inclusive, if a message is published to Mosquitto that has a topic starting with $, but that is not $SYS, e.g. $test/test, then an assert is triggered that should otherwise not be reachable and Mosquitto will exit.","modified":"2025-12-03T22:43:03.103093Z","published":"2018-11-15T15:29:01.350Z","upstream":["CVE-2018-12543"],"references":[{"type":"ADVISORY","url":"https://security.alpinelinux.org/vuln/CVE-2018-12543"}],"affected":[{"package":{"name":"mosquitto","ecosystem":"Alpine:v3.10","purl":"pkg:apk/alpine/mosquitto?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.5.3-r0"}]}],"versions":["1.2.2-r0","1.2.2-r1","1.2.3-r0","1.3-r0","1.3-r1","1.3.1-r0","1.3.2-r0","1.3.4-r0","1.4-r0","1.4-r1","1.4.1-r0","1.4.1-r1","1.4.10-r0","1.4.10-r1","1.4.10-r2","1.4.10-r3","1.4.11-r0","1.4.11-r1","1.4.12-r0","1.4.13-r0","1.4.14-r0","1.4.14-r1","1.4.14-r2","1.4.14-r3","1.4.14-r4","1.4.14-r5","1.4.15-r0","1.4.15-r1","1.4.15-r2","1.4.15-r3","1.4.15-r4","1.4.2-r0","1.4.2-r1","1.4.3-r0","1.4.4-r0","1.4.8-r0","1.4.8-r1","1.4.8-r2","1.4.9-r0","1.5.1-r0","1.5.2-r0"],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2018-12543.json"}},{"package":{"name":"mosquitto","ecosystem":"Alpine:v3.11","purl":"pkg:apk/alpine/mosquitto?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.5.3-r0"}]}],"versions":["1.2.2-r0","1.2.2-r1","1.2.3-r0","1.3-r0","1.3-r1","1.3.1-r0","1.3.2-r0","1.3.4-r0","1.4-r0","1.4-r1","1.4.1-r0","1.4.1-r1","1.4.10-r0","1.4.10-r1","1.4.10-r2","1.4.10-r3","1.4.11-r0","1.4.11-r1","1.4.12-r0","1.4.13-r0","1.4.14-r0","1.4.14-r1","1.4.14-r2","1.4.14-r3","1.4.14-r4","1.4.14-r5","1.4.15-r0","1.4.15-r1","1.4.15-r2","1.4.15-r3","1.4.15-r4","1.4.2-r0","1.4.2-r1","1.4.3-r0","1.4.4-r0","1.4.8-r0","1.4.8-r1","1.4.8-r2","1.4.9-r0","1.5.1-r0","1.5.2-r0"],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2018-12543.json"}},{"package":{"name":"mosquitto","ecosystem":"Alpine:v3.12","purl":"pkg:apk/alpine/mosquitto?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.5.3-r0"}]}],"versions":["1.2.2-r0","1.2.2-r1","1.2.3-r0","1.3-r0","1.3-r1","1.3.1-r0","1.3.2-r0","1.3.4-r0","1.4-r0","1.4-r1","1.4.1-r0","1.4.1-r1","1.4.10-r0","1.4.10-r1","1.4.10-r2","1.4.10-r3","1.4.11-r0","1.4.11-r1","1.4.12-r0","1.4.13-r0","1.4.14-r0","1.4.14-r1","1.4.14-r2","1.4.14-r3","1.4.14-r4","1.4.14-r5","1.4.15-r0","1.4.15-r1","1.4.15-r2","1.4.15-r3","1.4.15-r4","1.4.2-r0","1.4.2-r1","1.4.3-r0","1.4.4-r0","1.4.8-r0","1.4.8-r1","1.4.8-r2","1.4.9-r0","1.5.1-r0","1.5.2-r0"],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2018-12543.json"}},{"package":{"name":"mosquitto","ecosystem":"Alpine:v3.13","purl":"pkg:apk/alpine/mosquitto?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.5.3-r0"}]}],"versions":["1.2.2-r0","1.2.2-r1","1.2.3-r0","1.3-r0","1.3-r1","1.3.1-r0","1.3.2-r0","1.3.4-r0","1.4-r0","1.4-r1","1.4.1-r0","1.4.1-r1","1.4.10-r0","1.4.10-r1","1.4.10-r2","1.4.10-r3","1.4.11-r0","1.4.11-r1","1.4.12-r0","1.4.13-r0","1.4.14-r0","1.4.14-r1","1.4.14-r2","1.4.14-r3","1.4.14-r4","1.4.14-r5","1.4.15-r0","1.4.15-r1","1.4.15-r2","1.4.15-r3","1.4.15-r4","1.4.2-r0","1.4.2-r1","1.4.3-r0","1.4.4-r0","1.4.8-r0","1.4.8-r1","1.4.8-r2","1.4.9-r0","1.5.1-r0","1.5.2-r0"],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2018-12543.json"}},{"package":{"name":"mosquitto","ecosystem":"Alpine:v3.14","purl":"pkg:apk/alpine/mosquitto?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.5.3-r0"}]}],"versions":["1.2.2-r0","1.2.2-r1","1.2.3-r0","1.3-r0","1.3-r1","1.3.1-r0","1.3.2-r0","1.3.4-r0","1.4-r0","1.4-r1","1.4.1-r0","1.4.1-r1","1.4.10-r0","1.4.10-r1","1.4.10-r2","1.4.10-r3","1.4.11-r0","1.4.11-r1","1.4.12-r0","1.4.13-r0","1.4.14-r0","1.4.14-r1","1.4.14-r2","1.4.14-r3","1.4.14-r4","1.4.14-r5","1.4.15-r0","1.4.15-r1","1.4.15-r2","1.4.15-r3","1.4.15-r4","1.4.2-r0","1.4.2-r1","1.4.3-r0","1.4.4-r0","1.4.8-r0","1.4.8-r1","1.4.8-r2","1.4.9-r0","1.5.1-r0","1.5.2-r0"],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2018-12543.json"}},{"package":{"name":"mosquitto","ecosystem":"Alpine:v3.15","purl":"pkg:apk/alpine/mosquitto?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.5.3-r0"}]}],"versions":["1.2.2-r0","1.2.2-r1","1.2.3-r0","1.3-r0","1.3-r1","1.3.1-r0","1.3.2-r0","1.3.4-r0","1.4-r0","1.4-r1","1.4.1-r0","1.4.1-r1","1.4.10-r0","1.4.10-r1","1.4.10-r2","1.4.10-r3","1.4.11-r0","1.4.11-r1","1.4.12-r0","1.4.13-r0","1.4.14-r0","1.4.14-r1","1.4.14-r2","1.4.14-r3","1.4.14-r4","1.4.14-r5","1.4.15-r0","1.4.15-r1","1.4.15-r2","1.4.15-r3","1.4.15-r4","1.4.2-r0","1.4.2-r1","1.4.3-r0","1.4.4-r0","1.4.8-r0","1.4.8-r1","1.4.8-r2","1.4.9-r0","1.5.1-r0","1.5.2-r0"],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/c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