{"id":"ALPINE-CVE-2017-6519","details":"avahi-daemon in Avahi through 0.6.32 and 0.7 inadvertently responds to IPv6 unicast queries with source addresses that are not on-link, which allows remote attackers to cause a denial of service (traffic amplification) and may cause information leakage by obtaining potentially sensitive  information from the responding device via port-5353 UDP packets.  NOTE: this may overlap CVE-2015-2809.","modified":"2025-12-03T22:41:42.650612Z","published":"2017-05-01T01:59:00.297Z","upstream":["CVE-2017-6519"],"references":[{"type":"ADVISORY","url":"https://security.alpinelinux.org/vuln/CVE-2017-6519"}],"affected":[{"package":{"name":"avahi","ecosystem":"Alpine:v3.10","purl":"pkg:apk/alpine/avahi?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.7-r2"}]}],"versions":["0.6.28-r0","0.6.28-r1","0.6.28-r2","0.6.29-r0","0.6.30-r0","0.6.30-r1","0.6.30-r2","0.6.30-r3","0.6.30-r4","0.6.31-r0","0.6.31-r1","0.6.31-r2","0.6.31-r3","0.6.31-r4","0.6.31-r5","0.6.31-r6","0.6.31-r7","0.6.31-r8","0.6.32-r0","0.6.32-r1","0.6.32-r2","0.6.32-r3","0.6.32-r4","0.7-r0","0.7-r1"],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2017-6519.json"}},{"package":{"name":"avahi","ecosystem":"Alpine:v3.11","purl":"pkg:apk/alpine/avahi?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.7-r2"}]}],"versions":["0.6.28-r0","0.6.28-r1","0.6.28-r2","0.6.29-r0","0.6.30-r0","0.6.30-r1","0.6.30-r2","0.6.30-r3","0.6.30-r4","0.6.31-r0","0.6.31-r1","0.6.31-r2","0.6.31-r3","0.6.31-r4","0.6.31-r5","0.6.31-r6","0.6.31-r7","0.6.31-r8","0.6.32-r0","0.6.32-r1","0.6.32-r2","0.6.32-r3","0.6.32-r4","0.7-r0","0.7-r1"],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2017-6519.json"}},{"package":{"name":"avahi","ecosystem":"Alpine:v3.12","purl":"pkg:apk/alpine/avahi?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.7-r2"}]}],"versions":["0.6.28-r0","0.6.28-r1","0.6.28-r2","0.6.29-r0","0.6.30-r0","0.6.30-r1","0.6.30-r2","0.6.30-r3","0.6.30-r4","0.6.31-r0","0.6.31-r1","0.6.31-r2","0.6.31-r3","0.6.31-r4","0.6.31-r5","0.6.31-r6","0.6.31-r7","0.6.31-r8","0.6.32-r0","0.6.32-r1","0.6.32-r2","0.6.32-r3","0.6.32-r4","0.7-r0","0.7-r1"],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2017-6519.json"}},{"package":{"name":"avahi","ecosystem":"Alpine:v3.13","purl":"pkg:apk/alpine/avahi?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.7-r2"}]}],"versions":["0.6.28-r0","0.6.28-r1","0.6.28-r2","0.6.29-r0","0.6.30-r0","0.6.30-r1","0.6.30-r2","0.6.30-r3","0.6.30-r4","0.6.31-r0","0.6.31-r1","0.6.31-r2","0.6.31-r3","0.6.31-r4","0.6.31-r5","0.6.31-r6","0.6.31-r7","0.6.31-r8","0.6.32-r0","0.6.32-r1","0.6.32-r2","0.6.32-r3","0.6.32-r4","0.7-r0","0.7-r1"],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2017-6519.json"}},{"package":{"name":"avahi","ecosystem":"Alpine:v3.14","purl":"pkg:apk/alpine/avahi?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.7-r2"}]}],"versions":["0.6.28-r0","0.6.28-r1","0.6.28-r2","0.6.29-r0","0.6.30-r0","0.6.30-r1","0.6.30-r2","0.6.30-r3","0.6.30-r4","0.6.31-r0","0.6.31-r1","0.6.31-r2","0.6.31-r3","0.6.31-r4","0.6.31-r5","0.6.31-r6","0.6.31-r7","0.6.31-r8","0.6.32-r0","0.6.32-r1","0.6.32-r2","0.6.32-r3","0.6.32-r4","0.7-r0","0.7-r1"],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2017-6519.json"}},{"package":{"name":"avahi","ecosystem":"Alpine:v3.15","purl":"pkg:apk/alpine/avahi?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.7-r2"}]}],"versions":["0.6.28-r0","0.6.28-r1","0.6.28-r2","0.6.29-r0","0.6.30-r0","0.6.30-r1","0.6.30-r2","0.6.30-r3","0.6.30-r4","0.6.31-r0","0.6.31-r1","0.6.31-r2","0.6.31-r3","0.6.31-r4","0.6.31-r5","0.6.31-r6","0.6.31-r7","0.6.31-r8","0.6.32-r0","0.6.32-r1","0.6.32-r2","0.6.32-r3","0.6.32-r4","0.7-r0","0.7-r1"],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2017-6519.json"}},{"package":{"name":"avahi","ecosystem":"Alpine:v3.16","purl":"pkg:apk/alpine/avahi?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.7-r2"}]}],"versions":["0.6.28-r0","0.6.28-r1","0.6.28-r2","0.6.29-r0","0.6.30-r0","0.6.30-r1","0.6.30-r2","0.6.30-r3","0.6.30-r4","0.6.31-r0","0.6.31-r1","0.6.31-r2","0.6.31-r3","0.6.31-r4","0.6.31-r5","0.6.31-r6","0.6.31-r7","0.6.31-r8","0.6.32-r0","0.6.32-r1","0.6.32-r2","0.6.32-r3","0.6.32-r4","0.7-r0","0.7-r1"],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2017-6519.json"}},{"package":{"name":"avahi","ecosystem":"Alpine:v3.17","purl":"pkg:apk/alpine/avahi?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.7-r2"}]}],"versions":["0.6.28-r0","0.6.28-r1","0.6.28-r2","0.6.29-r0","0.6.30-r0","0.6.30-r1","0.6.30-r2","0.6.30-r3","0.6.30-r4","0.6.31-r0","0.6.31-r1","0.6.31-r2","0.6.31-r3","0.6.31-r4","0.6.31-r5","0.6.31-r6","0.6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